Before
Isotopes for elements 0-14
← Previous | Next →Go to Periodic table
Half-lives (example: Gd)
145Gd
|
< 1 day
|
149Gd
|
1–10 days
|
146Gd
|
10–100 days
|
153Gd
|
100 days–10 a
|
148Gd
|
10–10,000 a
|
150Gd
|
10 ka–700 Ma
|
152Gd
|
> 700 Ma
|
158Gd
|
Stable
|
Z →
|
0
|
1
|
2
|
n ↓
|
n
|
H
|
He
|
3
|
4
|
0
|
|
1H
|
|
Li
|
Be
|
5
|
6
|
1
|
1n
|
2H
|
3He
|
4Li
|
5Be
|
B
|
C
|
7
|
2
|
2n
|
3H
|
4He
|
5Li
|
6Be
|
7B
|
8C
|
N
|
8
|
3
|
|
4H
|
5He
|
6Li
|
7Be
|
8B
|
9C
|
10N
|
O
|
9
|
4
|
4n
|
5H
|
6He
|
7Li
|
8Be
|
9B
|
10C
|
11N
|
12O
|
F
|
10
|
5
|
|
6H
|
7He
|
8Li
|
9Be
|
10B
|
11C
|
12N
|
13O
|
14F
|
Ne
|
11
|
6
|
|
7H
|
8He
|
9Li
|
10Be
|
11B
|
12C
|
13N
|
14O
|
15F
|
16Ne
|
Na
|
12
|
|
7
|
9He
|
10Li
|
11Be
|
12B
|
13C
|
14N
|
15O
|
16F
|
17Ne
|
18Na
|
Mg
|
13
|
|
8
|
10He
|
11Li
|
12Be
|
13B
|
14C
|
15N
|
16O
|
17F
|
18Ne
|
19Na
|
20Mg
|
Al
|
14
|
|
9
|
12Li
|
13Be
|
14B
|
15C
|
16N
|
17O
|
18F
|
19Ne
|
20Na
|
21Mg
|
22Al
|
Si
|
|
10
|
14Be
|
15B
|
16C
|
17N
|
18O
|
19F
|
20Ne
|
21Na
|
22Mg
|
23Al
|
24Si
|
|
11
|
16B
|
17C
|
18N
|
19O
|
20F
|
21Ne
|
22Na
|
23Mg
|
24Al
|
25Si
|
|
12
|
18C
|
19N
|
20O
|
21F
|
22Ne
|
23Na
|
24Mg
|
25Al
|
26Si
|
|
13
|
20N
|
21O
|
22F
|
23Ne
|
24Na
|
25Mg
|
|
27Si
|
|
14
|
22O
|
23F
|
24Ne
|
25Na
|
26Mg
|
27Al
|
28Si
|
|
15
|
24F
|
25Ne
|
26Na
|
27Mg
|
28Al
|
29Si
|
|
16
|
26Ne
|
27Na
|
28Mg
|
29Al
|
30Si
|
|
17
|
28Na
|
29Mg
|
30Al
|
31Si
|
|
18
|
30Mg
|
31Al
|
32Si
|
|
19
|
32Al
|
33Si
|
|
20
|
34Si
|
|
21
|
Isotopes for elements 15-29
← Previous | Next →Go to Periodic table
Half-lives (example: Gd)
145Gd
|
< 1 day
|
149Gd
|
1–10 days
|
146Gd
|
10–100 days
|
153Gd
|
100 days–10 a
|
148Gd
|
10–10,000 a
|
150Gd
|
10 ka–700 Ma
|
152Gd
|
> 700 Ma
|
158Gd
|
Stable
|
15
|
P
|
16
|
26P
|
S
|
17
|
27P
|
|
Cl
|
18
|
28P
|
29S
|
|
Ar
|
19
|
29P
|
30S
|
31Cl
|
|
K
|
20
|
30P
|
31S
|
32Cl
|
33Ar
|
|
Ca
|
31P
|
32S
|
33Cl
|
34Ar
|
35K
|
|
21
|
32P
|
33S
|
34Cl
|
35Ar
|
36K
|
37Ca
|
Sc
|
22
|
33P
|
34S
|
35Cl
|
36Ar
|
37K
|
38Ca
|
|
Ti
|
23
|
34P
|
35S
|
36Cl
|
37Ar
|
38K
|
39Ca
|
40Sc
|
41Ti
|
V
|
24
|
35P
|
36S
|
37Cl
|
38Ar
|
39K
|
40Ca
|
41Sc
|
42Ti
|
|
Cr
|
25
|
36P
|
37S
|
38Cl
|
39Ar
|
40K
|
41Ca
|
42Sc
|
43Ti
|
44V
|
45Cr
|
Mn
|
26
|
22
|
38S
|
39Cl
|
40Ar
|
41K
|
42Ca
|
43Sc
|
44Ti
|
45V
|
46Cr
|
|
Fe
|
27
|
|
23
|
40Cl
|
41Ar
|
42K
|
43Ca
|
44Sc
|
45Ti
|
46V
|
47Cr
|
48Mn
|
49Fe
|
Co
|
28
|
|
24
|
41Cl
|
42Ar
|
43K
|
44Ca
|
45Sc
|
46Ti
|
47V
|
48Cr
|
49Mn
|
50Fe
|
51Co
|
Ni
|
29
|
|
25
|
42Cl
|
43Ar
|
44K
|
45Ca
|
46Sc
|
47Ti
|
48V
|
49Cr
|
50Mn
|
51Fe
|
52Co
|
53Ni
|
Cu
|
|
26
|
43Cl
|
44Ar
|
45K
|
46Ca
|
47Sc
|
48Ti
|
49V
|
50Cr
|
51Mn
|
52Fe
|
53Co
|
54Ni
|
55Cu
|
|
27
|
44Cl
|
45Ar
|
46K
|
47Ca
|
48Sc
|
49Ti
|
50V
|
51Cr
|
52Mn
|
53Fe
|
54Co
|
55Ni
|
56Cu
|
|
28
|
46Ar
|
47K
|
48Ca
|
49Sc
|
50Ti
|
51V
|
52Cr
|
53Mn
|
54Fe
|
55Co
|
56Ni
|
57Cu
|
|
29
|
48K
|
49Ca
|
50Sc
|
51Ti
|
52V
|
53Cr
|
54Mn
|
55Fe
|
56Co
|
57Ni
|
58Cu
|
|
30
|
50Ca
|
51Sc
|
52Ti
|
53V
|
54Cr
|
55Mn
|
56Fe
|
57Co
|
58Ni
|
59Cu
|
|
31
|
|
53Ti
|
54V
|
55Cr
|
56Mn
|
57Fe
|
58Co
|
59Ni
|
60Cu
|
|
32
|
|
55V
|
56Cr
|
57Mn
|
58Fe
|
59Co
|
60Ni
|
61Cu
|
|
33
|
|
57Cr
|
58Mn
|
59Fe
|
|
61Ni
|
62Cu
|
|
34
|
|
59Mn
|
60Fe
|
61Co
|
62Ni
|
63Cu
|
|
35
|
|
61Fe
|
62Co
|
63Ni
|
64Cu
|
|
36
|
|
62Fe
|
63Co
|
64Ni
|
65Cu
|
|
37
|
|
64Co
|
65Ni
|
66Cu
|
|
38
|
|
66Ni
|
67Cu
|
|
39
|
|
67Ni
|
68Cu
|
|
40
|
|
68Ni
|
69Cu
|
|
41
|
|
70Cu
|
|
42
|
|
|
43
|
|
|
44
|
|
45
|
Isotopes for elements 30-44
← Previous | Next →Go to Periodic table
Half-lives (example: Gd)
145Gd
|
< 1 day
|
149Gd
|
1–10 days
|
146Gd
|
10–100 days
|
153Gd
|
100 days–10 a
|
148Gd
|
10–10,000 a
|
150Gd
|
10 ka–700 Ma
|
152Gd
|
> 700 Ma
|
158Gd
|
Stable
|
30
|
Zn
|
57Zn
|
58Zn
|
59Zn
|
60Zn
|
61Zn
|
31
|
62Zn
|
Ga
|
32
|
63Zn
|
64Ga
|
Ge
|
33
|
64Zn
|
65Ga
|
66Ge
|
As
|
65Zn
|
66Ga
|
67Ge
|
68As
|
34
|
66Zn
|
67Ga
|
68Ge
|
69As
|
Se
|
67Zn
|
68Ga
|
69Ge
|
70As
|
71Se
|
35
|
68Zn
|
69Ga
|
70Ge
|
71As
|
72Se
|
Br
|
36
|
69Zn
|
70Ga
|
71Ge
|
72As
|
73Se
|
74Br
|
Kr
|
37
|
70Zn
|
71Ga
|
72Ge
|
73As
|
74Se
|
75Br
|
76Kr
|
Rb
|
38
|
71Zn
|
72Ga
|
73Ge
|
74As
|
75Se
|
76Br
|
77Kr
|
78Rb
|
Sr
|
39
|
72Zn
|
73Ga
|
74Ge
|
75As
|
76Se
|
77Br
|
78Kr
|
79Rb
|
80Sr
|
Y
|
40
|
73Zn
|
74Ga
|
75Ge
|
76As
|
77Se
|
78Br
|
79Kr
|
80Rb
|
81Sr
|
82Y
|
Zr
|
41
|
74Zn
|
75Ga
|
76Ge
|
77As
|
78Se
|
79Br
|
80Kr
|
81Rb
|
82Sr
|
83Y
|
84Zr
|
Nb
|
42
|
|
45
|
78As
|
|
80Br
|
81Kr
|
82Rb
|
83Sr
|
84Y
|
85Zr
|
86Nb
|
Mo
|
43
|
|
46
|
79As
|
80Se
|
81Br
|
82Kr
|
83Rb
|
84Sr
|
85Y
|
86Zr
|
87Nb
|
88Mo
|
Tc
|
44
|
|
47
|
80As
|
81Se
|
82Br
|
83Kr
|
84Rb
|
85Sr
|
86Y
|
87Zr
|
88Nb
|
89Mo
|
90Tc
|
Ru
|
|
48
|
81As
|
82Se
|
83Br
|
84Kr
|
85Rb
|
86Sr
|
87Y
|
88Zr
|
89Nb
|
90Mo
|
91Tc
|
92Ru
|
|
49
|
82As
|
83Se
|
84Br
|
|
86Rb
|
87Sr
|
88Y
|
89Zr
|
90Nb
|
91Mo
|
92Tc
|
93Ru
|
|
50
|
83As
|
84Se
|
85Br
|
86Kr
|
87Rb
|
88Sr
|
89Y
|
90Zr
|
91Nb
|
92Mo
|
93Tc
|
94Ru
|
|
51
|
85Se
|
86Br
|
87Kr
|
88Rb
|
89Sr
|
90Y
|
91Zr
|
92Nb
|
93Mo
|
94Tc
|
95Ru
|
|
52
|
87Br
|
88Kr
|
89Rb
|
90Sr
|
91Y
|
92Zr
|
93Nb
|
94Mo
|
95Tc
|
96Ru
|
|
53
|
89Kr
|
90Rb
|
91Sr
|
92Y
|
93Zr
|
94Nb
|
95Mo
|
96Tc
|
97Ru
|
|
54
|
91Rb
|
92Sr
|
93Y
|
94Zr
|
95Nb
|
96Mo
|
97Tc
|
98Ru
|
|
55
|
93Sr
|
94Y
|
95Zr
|
96Nb
|
97Mo
|
98Tc
|
99Ru
|
|
56
|
95Y
|
96Zr
|
97Nb
|
98Mo
|
|
100Ru
|
|
57
|
96Y
|
97Zr
|
98Nb
|
99Mo
|
100Tc
|
101Ru
|
|
58
|
97Y
|
98Zr
|
99Nb
|
100Mo
|
101Tc
|
102Ru
|
|
59
|
98Y
|
99Zr
|
100Nb
|
101Mo
|
102Tc
|
103Ru
|
|
60
|
99Y
|
100Zr
|
101Nb
|
102Mo
|
103Tc
|
104Ru
|
|
61
|
100Y
|
101Zr
|
102Nb
|
103Mo
|
104Tc
|
105Ru
|
|
62
|
102Zr
|
103Nb
|
104Mo
|
105Tc
|
106Ru
|
|
63
|
104Nb
|
105Mo
|
106Tc
|
107Ru
|
|
64
|
106Mo
|
107Tc
|
108Ru
|
|
65
|
108Tc
|
109Ru
|
|
66
|
110Ru
|
|
67
|
Isotopes for elements 45-59
← Previous | Next →Go to Periodic table
Half-lives (example: Gd)
145Gd
|
< 1 day
|
149Gd
|
1–10 days
|
146Gd
|
10–100 days
|
153Gd
|
100 days–10 a
|
148Gd
|
10–10,000 a
|
150Gd
|
10 ka–700 Ma
|
152Gd
|
> 700 Ma
|
158Gd
|
Stable
|
45
|
Rh
|
46
|
|
Pd
|
47
|
95Rh
|
|
Ag
|
48
|
96Rh
|
97Pd
|
|
Cd
|
97Rh
|
98Pd
|
99Ag
|
100Cd
|
49
|
98Rh
|
99Pd
|
100Ag
|
101Cd
|
In
|
50
|
99Rh
|
100Pd
|
101Ag
|
102Cd
|
|
Sn
|
51
|
100Rh
|
101Pd
|
102Ag
|
103Cd
|
104In
|
|
Sb
|
52
|
101Rh
|
102Pd
|
103Ag
|
104Cd
|
|
|
|
Te
|
53
|
102Rh
|
103Pd
|
104Ag
|
105Cd
|
106In
|
107Sn
|
|
109Te
|
I
|
54
|
103Rh
|
104Pd
|
105Ag
|
106Cd
|
107In
|
108Sn
|
|
|
|
Xe
|
55
|
104Rh
|
105Pd
|
106Ag
|
107Cd
|
108In
|
109Sn
|
110Sb
|
111Te
|
|
113Xe
|
Cs
|
105Rh
|
106Pd
|
107Ag
|
108Cd
|
109In
|
110Sn
|
111Sb
|
112Te
|
|
|
|
56
|
106Rh
|
|
108Ag
|
109Cd
|
110In
|
111Sn
|
112Sb
|
113Te
|
|
115Xe
|
116Cs
|
Ba
|
107Rh
|
108Pd
|
109Ag
|
110Cd
|
111In
|
112Sn
|
113Sb
|
114Te
|
115I
|
116Xe
|
117Cs
|
|
108Rh
|
109Pd
|
110Ag
|
111Cd
|
112In
|
113Sn
|
114Sb
|
115Te
|
116I
|
117Xe
|
118Cs
|
119Ba
|
57
|
109Rh
|
110Pd
|
111Ag
|
112Cd
|
113In
|
114Sn
|
115Sb
|
116Te
|
117I
|
118Xe
|
119Cs
|
|
La
|
110Rh
|
111Pd
|
112Ag
|
|
114In
|
115Sn
|
116Sb
|
117Te
|
118I
|
119Xe
|
120Cs
|
121Ba
|
|
111Rh
|
112Pd
|
113Ag
|
114Cd
|
115In
|
116Sn
|
117Sb
|
118Te
|
119I
|
120Xe
|
121Cs
|
122Ba
|
|
112Rh
|
113Pd
|
114Ag
|
115Cd
|
116In
|
117Sn
|
118Sb
|
119Te
|
120I
|
121Xe
|
122Cs
|
123Ba
|
|
58
|
68
|
114Pd
|
115Ag
|
116Cd
|
117In
|
118Sn
|
119Sb
|
120Te
|
121I
|
122Xe
|
123Cs
|
124Ba
|
125La
|
Ce
|
|
69
|
116Ag
|
117Cd
|
118In
|
119Sn
|
120Sb
|
121Te
|
122I
|
123Xe
|
124Cs
|
125Ba
|
126La
|
|
|
70
|
117Ag
|
118Cd
|
119In
|
120Sn
|
121Sb
|
122Te
|
123I
|
124Xe
|
125Cs
|
126Ba
|
127La
|
|
59
|
|
71
|
118Ag
|
119Cd
|
120In
|
|
122Sb
|
123Te
|
124I
|
125Xe
|
126Cs
|
127Ba
|
128La
|
129Ce
|
Pr
|
|
72
|
119Ag
|
120Cd
|
121In
|
122Sn
|
123Sb
|
124Te
|
125I
|
126Xe
|
127Cs
|
128Ba
|
129La
|
130Ce
|
|
|
73
|
120Ag
|
121Cd
|
122In
|
123Sn
|
124Sb
|
125Te
|
126I
|
127Xe
|
128Cs
|
129Ba
|
130La
|
131Ce
|
132Pr
|
|
74
|
121Ag
|
122Cd
|
123In
|
124Sn
|
125Sb
|
126Te
|
127I
|
128Xe
|
129Cs
|
130Ba
|
131La
|
132Ce
|
133Pr
|
|
75
|
122Ag
|
123Cd
|
124In
|
125Sn
|
126Sb
|
127Te
|
128I
|
129Xe
|
130Cs
|
131Ba
|
132La
|
133Ce
|
134Pr
|
|
76
|
123Ag
|
124Cd
|
125In
|
126Sn
|
127Sb
|
128Te
|
129I
|
130Xe
|
131Cs
|
132Ba
|
133La
|
134Ce
|
135Pr
|
|
77
|
125Cd
|
126In
|
127Sn
|
128Sb
|
129Te
|
130I
|
131Xe
|
132Cs
|
133Ba
|
134La
|
135Ce
|
136Pr
|
|
78
|
127In
|
128Sn
|
129Sb
|
130Te
|
131I
|
132Xe
|
133Cs
|
134Ba
|
135La
|
136Ce
|
137Pr
|
|
79
|
129Sn
|
130Sb
|
131Te
|
132I
|
133Xe
|
|
135Ba
|
136La
|
137Ce
|
138Pr
|
|
80
|
130Sn
|
131Sb
|
132Te
|
133I
|
134Xe
|
|
136Ba
|
137La
|
138Ce
|
139Pr
|
|
81
|
131Sn
|
132Sb
|
133Te
|
134I
|
135Xe
|
136Cs
|
137Ba
|
138La
|
139Ce
|
140Pr
|
|
82
|
132Sn
|
133Sb
|
134Te
|
135I
|
136Xe
|
137Cs
|
138Ba
|
139La
|
140Ce
|
141Pr
|
|
83
|
133Sn
|
134Sb
|
135Te
|
136I
|
137Xe
|
138Cs
|
139Ba
|
140La
|
141Ce
|
142Pr
|
|
84
|
134Sn
|
135Sb
|
136Te
|
137I
|
138Xe
|
139Cs
|
140Ba
|
141La
|
142Ce
|
143Pr
|
|
85
|
136Sb
|
137Te
|
138I
|
139Xe
|
140Cs
|
141Ba
|
142La
|
143Ce
|
144Pr
|
|
86
|
138Te
|
139I
|
140Xe
|
141Cs
|
142Ba
|
143La
|
144Ce
|
145Pr
|
|
87
|
140I
|
141Xe
|
142Cs
|
143Ba
|
144La
|
145Ce
|
146Pr
|
|
88
|
142Xe
|
143Cs
|
144Ba
|
145La
|
146Ce
|
147Pr
|
|
89
|
144Cs
|
145Ba
|
146La
|
147Ce
|
148Pr
|
|
90
|
146Ba
|
147La
|
148Ce
|
149Pr
|
|
91
|
148La
|
149Ce
|
150Pr
|
|
92
|
150Ce
|
151Pr
|
|
93
|
|
|
94
|
Isotopes for elements 60-74
← Previous | Next →Go to Periodic table
Half-lives (example: Gd)
145Gd
|
< 1 day
|
149Gd
|
1–10 days
|
146Gd
|
10–100 days
|
153Gd
|
100 days–10 a
|
148Gd
|
10–10,000 a
|
150Gd
|
10 ka–700 Ma
|
152Gd
|
> 700 Ma
|
158Gd
|
Stable
|
60
|
Nd
|
|
61
|
62
|
63
|
134Nd
|
Pm
|
Sm
|
Eu
|
135Nd
|
|
137Sm
|
|
64
|
136Nd
|
137Pm
|
138Sm
|
139Eu
|
Gd
|
137Nd
|
138Pm
|
139Sm
|
140Eu
|
|
|
138Nd
|
139Pm
|
140Sm
|
141Eu
|
142Gd
|
|
|
139Nd
|
140Pm
|
141Sm
|
142Eu
|
143Gd
|
65
|
66
|
67
|
68
|
69
|
140Nd
|
141Pm
|
142Sm
|
143Eu
|
144Gd
|
Tb
|
Dy
|
Ho
|
Er
|
Tm
|
70
|
141Nd
|
142Pm
|
143Sm
|
144Eu
|
145Gd
|
146Tb
|
147Dy
|
|
|
|
Yb
|
71
|
142Nd
|
143Pm
|
144Sm
|
145Eu
|
146Gd
|
147Tb
|
148Dy
|
|
150Er
|
151Tm
|
|
Lu
|
143Nd
|
144Pm
|
145Sm
|
146Eu
|
147Gd
|
148Tb
|
149Dy
|
150Ho
|
151Er
|
|
|
|
144Nd
|
145Pm
|
146Sm
|
147Eu
|
148Gd
|
149Tb
|
150Dy
|
151Ho
|
152Er
|
153Tm
|
154Yb
|
155Lu
|
145Nd
|
146Pm
|
147Sm
|
148Eu
|
149Gd
|
150Tb
|
151Dy
|
152Ho
|
153Er
|
154Tm
|
155Yb
|
156Lu
|
146Nd
|
147Pm
|
148Sm
|
149Eu
|
150Gd
|
151Tb
|
152Dy
|
153Ho
|
154Er
|
155Tm
|
156Yb
|
|
147Nd
|
148Pm
|
149Sm
|
150Eu
|
151Gd
|
152Tb
|
153Dy
|
154Ho
|
155Er
|
156Tm
|
157Yb
|
|
148Nd
|
149Pm
|
150Sm
|
151Eu
|
152Gd
|
153Tb
|
154Dy
|
155Ho
|
156Er
|
157Tm
|
158Yb
|
|
149Nd
|
150Pm
|
151Sm
|
152Eu
|
153Gd
|
154Tb
|
155Dy
|
156Ho
|
157Er
|
158Tm
|
|
|
150Nd
|
151Pm
|
152Sm
|
153Eu
|
154Gd
|
155Tb
|
156Dy
|
157Ho
|
158Er
|
159Tm
|
160Yb
|
161Lu
|
151Nd
|
152Pm
|
153Sm
|
154Eu
|
155Gd
|
156Tb
|
157Dy
|
158Ho
|
159Er
|
160Tm
|
161Yb
|
162Lu
|
152Nd
|
153Pm
|
154Sm
|
155Eu
|
156Gd
|
157Tb
|
158Dy
|
159Ho
|
160Er
|
161Tm
|
162Yb
|
|
|
154Pm
|
155Sm
|
156Eu
|
157Gd
|
158Tb
|
159Dy
|
160Ho
|
161Er
|
162Tm
|
163Yb
|
164Lu
|
154Nd
|
|
156Sm
|
157Eu
|
158Gd
|
159Tb
|
160Dy
|
161Ho
|
162Er
|
163Tm
|
164Yb
|
165Lu
|
72
|
73
|
74
|
95
|
|
157Sm
|
158Eu
|
159Gd
|
160Tb
|
161Dy
|
162Ho
|
163Er
|
164Tm
|
165Yb
|
166Lu
|
Hf
|
Ta
|
W
|
|
96
|
|
159Eu
|
160Gd
|
161Tb
|
162Dy
|
163Ho
|
164Er
|
165Tm
|
166Yb
|
167Lu
|
168Hf
|
169Ta
|
170W
|
|
97
|
|
160Eu
|
161Gd
|
162Tb
|
163Dy
|
164Ho
|
165Er
|
166Tm
|
167Yb
|
168Lu
|
169Hf
|
170Ta
|
171W
|
|
98
|
|
162Gd
|
163Tb
|
164Dy
|
165Ho
|
166Er
|
167Tm
|
168Yb
|
169Lu
|
170Hf
|
171Ta
|
172W
|
|
99
|
|
164Tb
|
165Dy
|
166Ho
|
167Er
|
168Tm
|
169Yb
|
170Lu
|
171Hf
|
172Ta
|
173W
|
|
100
|
|
166Dy
|
167Ho
|
168Er
|
169Tm
|
170Yb
|
171Lu
|
172Hf
|
173Ta
|
174W
|
|
101
|
|
167Dy
|
168Ho
|
169Er
|
170Tm
|
171Yb
|
172Lu
|
173Hf
|
174Ta
|
175W
|
|
102
|
|
169Ho
|
170Er
|
171Tm
|
172Yb
|
173Lu
|
174Hf
|
175Ta
|
176W
|
|
103
|
|
170Ho
|
171Er
|
172Tm
|
173Yb
|
174Lu
|
175Hf
|
176Ta
|
177W
|
|
104
|
|
172Er
|
173Tm
|
174Yb
|
175Lu
|
176Hf
|
177Ta
|
178W
|
|
105
|
|
173Er
|
174Tm
|
175Yb
|
176Lu
|
177Hf
|
178Ta
|
179W
|
|
106
|
|
175Tm
|
176Yb
|
177Lu
|
178Hf
|
179Ta
|
180W
|
|
107
|
|
176Tm
|
177Yb
|
178Lu
|
179Hf
|
180Ta
|
181W
|
|
108
|
|
178Yb
|
179Lu
|
180Hf
|
181Ta
|
182W
|
|
109
|
|
180Lu
|
181Hf
|
182Ta
|
183W
|
|
110
|
|
182Hf
|
183Ta
|
184W
|
|
111
|
|
183Hf
|
184Ta
|
185W
|
|
112
|
|
184Hf
|
185Ta
|
186W
|
|
113
|
|
185Hf
|
186Ta
|
187W
|
|
114
|
|
|
188W
|
|
115
|
|
189W
|
|
116
|
|
190W
|
|
117
|
|
|
118
|
|
119
|
|
120
|
Isotopes for elements 75-89
← Previous | Next →Go to Periodic table
Half-lives (example: Gd)
145Gd
|
< 1 day
|
149Gd
|
1–10 days
|
146Gd
|
10–100 days
|
153Gd
|
100 days–10 a
|
148Gd
|
10–10,000 a
|
150Gd
|
10 ka–700 Ma
|
152Gd
|
> 700 Ma
|
158Gd
|
Stable
|
75
|
76
|
77
|
78
|
79
|
80
|
Re
|
Os
|
Ir
|
Pt
|
Au
|
Hg
|
|
172Os
|
171Ir
|
174Pt
|
175Au
|
|
172Re
|
173Os
|
174Ir
|
175Pt
|
176Au
|
177Hg
|
|
174Os
|
175Ir
|
176Pt
|
177Au
|
178Hg
|
174Re
|
175Os
|
176Ir
|
177Pt
|
178Au
|
179Hg
|
81
|
175Re
|
176Os
|
177Ir
|
178Pt
|
179Au
|
180Hg
|
Tl
|
82
|
176Re
|
177Os
|
178Ir
|
179Pt
|
|
181Hg
|
|
Pb
|
177Re
|
178Os
|
179Ir
|
180Pt
|
181Au
|
182Hg
|
|
|
178Re
|
179Os
|
180Ir
|
181Pt
|
182Au
|
183Hg
|
184Tl
|
185Pb
|
83
|
179Re
|
180Os
|
181Ir
|
182Pt
|
183Au
|
184Hg
|
185Tl
|
186Pb
|
Bi
|
180Re
|
181Os
|
182Ir
|
183Pt
|
184Au
|
185Hg
|
186Tl
|
187Pb
|
|
84
|
181Re
|
182Os
|
183Ir
|
184Pt
|
185Au
|
186Hg
|
187Tl
|
188Pb
|
189Bi
|
Po
|
85
|
182Re
|
183Os
|
184Ir
|
185Pt
|
186Au
|
187Hg
|
188Tl
|
189Pb
|
190Bi
|
|
At
|
183Re
|
184Os
|
185Ir
|
186Pt
|
187Au
|
188Hg
|
189Tl
|
190Pb
|
191Bi
|
|
|
184Re
|
185Os
|
186Ir
|
187Pt
|
188Au
|
189Hg
|
190Tl
|
191Pb
|
192Bi
|
193Po
|
194At
|
185Re
|
186Os
|
187Ir
|
188Pt
|
189Au
|
190Hg
|
191Tl
|
192Pb
|
193Bi
|
194Po
|
195At
|
186Re
|
187Os
|
188Ir
|
189Pt
|
190Au
|
191Hg
|
192Tl
|
193Pb
|
194Bi
|
195Po
|
196At
|
187Re
|
188Os
|
189Ir
|
190Pt
|
191Au
|
192Hg
|
193Tl
|
194Pb
|
195Bi
|
196Po
|
197At
|
188Re
|
189Os
|
190Ir
|
191Pt
|
192Au
|
193Hg
|
194Tl
|
195Pb
|
196Bi
|
197Po
|
198At
|
189Re
|
190Os
|
191Ir
|
192Pt
|
193Au
|
194Hg
|
195Tl
|
196Pb
|
197Bi
|
198Po
|
199At
|
190Re
|
191Os
|
192Ir
|
193Pt
|
194Au
|
195Hg
|
196Tl
|
197Pb
|
198Bi
|
199Po
|
200At
|
191Re
|
192Os
|
193Ir
|
194Pt
|
195Au
|
196Hg
|
197Tl
|
198Pb
|
199Bi
|
200Po
|
201At
|
192Re
|
193Os
|
194Ir
|
195Pt
|
196Au
|
197Hg
|
198Tl
|
199Pb
|
200Bi
|
201Po
|
202At
|
|
194Os
|
195Ir
|
196Pt
|
197Au
|
198Hg
|
199Tl
|
200Pb
|
201Bi
|
202Po
|
203At
|
|
195Os
|
196Ir
|
197Pt
|
198Au
|
199Hg
|
200Tl
|
201Pb
|
202Bi
|
203Po
|
204At
|
|
196Os
|
197Ir
|
198Pt
|
199Au
|
200Hg
|
201Tl
|
202Pb
|
203Bi
|
204Po
|
205At
|
121
|
|
198Ir
|
199Pt
|
200Au
|
201Hg
|
202Tl
|
203Pb
|
204Bi
|
205Po
|
206At
|
|
122
|
|
200Pt
|
201Au
|
202Hg
|
203Tl
|
204Pb
|
205Bi
|
206Po
|
207At
|
|
123
|
|
201Pt
|
202Au
|
203Hg
|
204Tl
|
205Pb
|
206Bi
|
207Po
|
208At
|
|
124
|
|
203Au
|
204Hg
|
205Tl
|
206Pb
|
207Bi
|
208Po
|
209At
|
|
125
|
|
204Au
|
205Hg
|
206Tl
|
207Pb
|
208Bi
|
209Po
|
210At
|
86
|
|
126
|
|
206Hg
|
207Tl
|
208Pb
|
209Bi
|
210Po
|
211At
|
Rn
|
87
|
|
127
|
|
208Tl
|
209Pb
|
210Bi
|
211Po
|
212At
|
213Rn
|
Fr
|
88
|
|
128
|
|
209Tl
|
210Pb
|
211Bi
|
212Po
|
213At
|
214Rn
|
215Fr
|
Ra
|
89
|
|
129
|
|
210Tl
|
211Pb
|
212Bi
|
213Po
|
214At
|
215Rn
|
216Fr
|
217Ra
|
Ac
|
|
130
|
|
212Pb
|
213Bi
|
214Po
|
215At
|
216Rn
|
217Fr
|
218Ra
|
219Ac
|
|
131
|
|
213Pb
|
214Bi
|
215Po
|
216At
|
217Rn
|
218Fr
|
219Ra
|
220Ac
|
|
132
|
|
214Pb
|
215Bi
|
216Po
|
217At
|
218Rn
|
219Fr
|
220Ra
|
221Ac
|
|
133
|
|
|
217Po
|
218At
|
219Rn
|
220Fr
|
221Ra
|
222Ac
|
|
134
|
|
218Po
|
219At
|
220Rn
|
221Fr
|
222Ra
|
223Ac
|
|
135
|
|
220At
|
221Rn
|
222Fr
|
223Ra
|
224Ac
|
|
136
|
|
221At
|
222Rn
|
223Fr
|
224Ra
|
225Ac
|
|
137
|
|
223Rn
|
224Fr
|
225Ra
|
226Ac
|
|
138
|
|
224Rn
|
225Fr
|
226Ra
|
227Ac
|
|
139
|
|
225Rn
|
226Fr
|
227Ra
|
228Ac
|
|
140
|
|
226Rn
|
227Fr
|
228Ra
|
229Ac
|
|
141
|
|
228Fr
|
229Ra
|
230Ac
|
|
142
|
|
229Fr
|
230Ra
|
231Ac
|
|
143
|
|
|
232Ac
|
|
144
|
|
|
|
145
|
|
|
146
|
|
|
147
|
|
Isotopes for elements 90-104
← Previous | Next →Go to Periodic table
Half-lives (example: Gd)
145Gd
|
< 1 day
|
149Gd
|
1–10 days
|
146Gd
|
10–100 days
|
153Gd
|
100 days–10 a
|
148Gd
|
10–10,000 a
|
150Gd
|
10 ka–700 Ma
|
152Gd
|
> 700 Ma
|
158Gd
|
Stable
|
Th
|
91
|
221Th
|
Pa
|
92
|
222Th
|
223Pa
|
U
|
93
|
223Th
|
224Pa
|
|
Np
|
94
|
224Th
|
225Pa
|
226U
|
|
Pu
|
95
|
225Th
|
226Pa
|
227U
|
228Np
|
|
Am
|
226Th
|
227Pa
|
228U
|
229Np
|
|
|
96
|
227Th
|
228Pa
|
229U
|
230Np
|
|
232Am
|
Cm
|
228Th
|
229Pa
|
230U
|
231Np
|
232Pu
|
|
|
229Th
|
230Pa
|
231U
|
232Np
|
233Pu
|
234Am
|
|
97
|
98
|
99
|
100
|
230Th
|
231Pa
|
232U
|
233Np
|
234Pu
|
235Am
|
236Cm
|
Bk
|
Cf
|
Es
|
Fm
|
231Th
|
232Pa
|
233U
|
234Np
|
235Pu
|
236Am
|
237Cm
|
|
|
|
241Fm
|
232Th
|
233Pa
|
234U
|
235Np
|
236Pu
|
237Am
|
238Cm
|
239Bk
|
240Cf
|
241Es
|
242Fm
|
233Th
|
234Pa
|
|
236Np
|
237Pu
|
238Am
|
239Cm
|
240Bk
|
241Cf
|
242Es
|
243Fm
|
234Th
|
235Pa
|
236U
|
237Np
|
238Pu
|
239Am
|
240Cm
|
241Bk
|
242Cf
|
243Es
|
244Fm
|
101
|
235Th
|
236Pa
|
237U
|
238Np
|
239Pu
|
240Am
|
241Cm
|
242Bk
|
243Cf
|
244Es
|
245Fm
|
Md
|
102
|
236Th
|
237Pa
|
238U
|
239Np
|
240Pu
|
241Am
|
242Cm
|
243Bk
|
244Cf
|
245Es
|
246Fm
|
|
No
|
103
|
104
|
237Th
|
238Pa
|
239U
|
240Np
|
241Pu
|
242Am
|
243Cm
|
244Bk
|
245Cf
|
246Es
|
247Fm
|
248Md
|
|
Lr
|
Rf
|
238Th
|
239Pa
|
240U
|
241Np
|
242Pu
|
243Am
|
244Cm
|
245Bk
|
246Cf
|
247Es
|
248Fm
|
249Md
|
250No
|
|
|
|
240Pa
|
241U
|
242Np
|
243Pu
|
244Am
|
245Cm
|
246Bk
|
247Cf
|
248Es
|
249Fm
|
250Md
|
251No
|
252Lr
|
253Rf
|
150
|
|
242U
|
243Np
|
244Pu
|
245Am
|
246Cm
|
247Bk
|
248Cf
|
249Es
|
250Fm
|
251Md
|
252No
|
253Lr
|
254Rf
|
|
151
|
|
244Np
|
245Pu
|
246Am
|
247Cm
|
248Bk
|
249Cf
|
250Es
|
251Fm
|
252Md
|
253No
|
254Lr
|
255Rf
|
|
152
|
|
246Pu
|
247Am
|
248Cm
|
249Bk
|
250Cf
|
251Es
|
252Fm
|
253Md
|
254No
|
255Lr
|
256Rf
|
|
153
|
|
247Pu
|
248Am
|
249Cm
|
250Bk
|
251Cf
|
252Es
|
253Fm
|
254Md
|
255No
|
256Lr
|
257Rf
|
|
154
|
|
249Am
|
250Cm
|
251Bk
|
252Cf
|
253Es
|
254Fm
|
255Md
|
256No
|
257Lr
|
258Rf
|
|
155
|
|
251Cm
|
252Bk
|
253Cf
|
254Es
|
255Fm
|
256Md
|
257No
|
258Lr
|
259Rf
|
|
156
|
|
252Cm
|
253Bk
|
254Cf
|
255Es
|
256Fm
|
257Md
|
258No
|
259Lr
|
260Rf
|
|
157
|
|
254Bk
|
255Cf
|
256Es
|
257Fm
|
258Md
|
259No
|
260Lr
|
261Rf
|
|
158
|
|
256Cf
|
257Es
|
258Fm
|
259Md
|
260No
|
261Lr
|
262Rf
|
|
159
|
|
258Es
|
259Fm
|
260Md
|
|
262Lr
|
263Rf
|
|
160
|
|
260Fm
|
|
262No
|
|
|
|
161
|
|
|
|
|
265Rf
|
|
162
|
|
|
|
266Rf
|
|
163
|
|
266Lr
|
267Rf
|
|
164
|
|
268Rf
|
|
165
|
|
Isotopes for elements 105-118
← Previous | Next →Go to Periodic table
Half-lives (example: Gd)
145Gd
|
< 1 day
|
149Gd
|
1–10 days
|
146Gd
|
10–100 days
|
153Gd
|
100 days–10 a
|
148Gd
|
10–10,000 a
|
150Gd
|
10 ka–700 Ma
|
152Gd
|
> 700 Ma
|
158Gd
|
Stable
|
105
|
Db
|
|
106
|
255Db
|
Sg
|
107
|
256Db
|
|
Bh
|
257Db
|
258Sg
|
|
108
|
258Db
|
259Sg
|
260Bh
|
Hs
|
109
|
259Db
|
260Sg
|
261Bh
|
|
Mt
|
110
|
260Db
|
261Sg
|
262Bh
|
263Hs
|
|
Ds
|
261Db
|
262Sg
|
|
264Hs
|
|
|
262Db
|
263Sg
|
264Bh
|
265Hs
|
266Mt
|
267Ds
|
263Db
|
264Sg
|
265Bh
|
266Hs
|
|
|
111
|
|
265Sg
|
266Bh
|
267Hs
|
268Mt
|
269Ds
|
Rg
|
|
266Sg
|
267Bh
|
268Hs
|
|
270Ds
|
|
266Db
|
267Sg
|
|
269Hs
|
270Mt
|
271Ds
|
272Rg
|
267Db
|
|
|
270Hs
|
|
|
|
112
|
113
|
268Db
|
269Sg
|
270Bh
|
271Hs
|
|
273Ds
|
274Rg
|
Cn
|
Uut
|
|
|
271Bh
|
|
|
|
|
|
|
270Db
|
271Sg
|
272Bh
|
273Hs
|
274Mt
|
|
|
277Cn
|
278Uut
|
|
|
|
|
275Mt
|
|
|
|
|
|
|
274Bh
|
275Hs
|
276Mt
|
277Ds
|
278Rg
|
|
|
168
|
|
|
|
277Mt
|
|
279Rg
|
|
|
114
|
|
169
|
|
277Hs
|
278Mt
|
279Ds
|
280Rg
|
281Cn
|
282Uut
|
Fl
|
115
|
|
170
|
|
|
|
281Rg
|
282Cn
|
283Uut
|
284Fl
|
Uup
|
116
|
|
171
|
|
281Ds
|
282Rg
|
283Cn
|
284Uut
|
285Fl
|
|
Lv
|
117
|
|
172
|
|
|
284Cn
|
285Uut
|
286Fl
|
287Uup
|
|
Uus
|
118
|
|
173
|
|
285Cn
|
286Uut
|
287Fl
|
288Uup
|
|
|
Uuo
|
|
174
|
|
|
288Fl
|
289Uup
|
290Lv
|
|
|
175
|
|
289Fl
|
290Uup
|
291Lv
|
|
|
|
176
|
|
|
292Lv
|
293Uus
|
294Uuo
|
|
177
|
|
293Lv
|
294Uus
|
|
|
After
Isotopes for elements 0-14
← Previous | Next →Go to Periodic table
Half-lives (example: Gd)
145Gd
|
< 1 day
|
149Gd
|
1–10 days
|
146Gd
|
10–100 days
|
153Gd
|
100 days–10 a
|
148Gd
|
10–10,000 a
|
150Gd
|
10 ka–700 Ma
|
152Gd
|
> 700 Ma
|
158Gd
|
Stable
|
Z →
|
0
|
1
|
2
|
3
|
n ↓
|
n
|
H
|
He
|
Li
|
4
|
5
|
0
|
|
1H
|
|
|
Be
|
B
|
6
|
7
|
1
|
1n
|
2H
|
3He
|
4Li
|
|
|
C
|
N
|
8
|
2
|
|
3H
|
4He
|
5Li
|
6Be
|
7B
|
8C
|
9N
|
O
|
9
|
3
|
|
4H
|
5He
|
6Li
|
7Be
|
8B
|
9C
|
10N
|
11O
|
F
|
10
|
4
|
|
5H
|
6He
|
7Li
|
8Be
|
9B
|
10C
|
|
12O
|
13F
|
Ne
|
11
|
12
|
|
5
|
6H
|
7He
|
8Li
|
9Be
|
10B
|
11C
|
12N
|
13O
|
14F
|
15Ne
|
Na
|
Mg
|
|
6
|
7H
|
8He
|
9Li
|
10Be
|
11B
|
12C
|
13N
|
14O
|
15F
|
16Ne
|
17Na
|
18Mg
|
13
|
14
|
|
7
|
9He
|
|
11Be
|
12B
|
13C
|
14N
|
15O
|
16F
|
17Ne
|
18Na
|
19Mg
|
Al
|
Si
|
|
8
|
10He
|
11Li
|
12Be
|
13B
|
14C
|
15N
|
16O
|
17F
|
18Ne
|
19Na
|
20Mg
|
|
22Si
|
|
9
|
12Li
|
13Be
|
14B
|
15C
|
16N
|
17O
|
|
19Ne
|
20Na
|
21Mg
|
22Al
|
23Si
|
|
10
|
13Li
|
14Be
|
15B
|
16C
|
17N
|
18O
|
19F
|
20Ne
|
21Na
|
22Mg
|
23Al
|
24Si
|
|
11
|
15Be
|
16B
|
17C
|
18N
|
19O
|
20F
|
21Ne
|
22Na
|
23Mg
|
24Al
|
25Si
|
|
12
|
16Be
|
17B
|
18C
|
19N
|
20O
|
21F
|
22Ne
|
23Na
|
24Mg
|
25Al
|
26Si
|
|
13
|
18B
|
19C
|
20N
|
21O
|
22F
|
23Ne
|
24Na
|
25Mg
|
|
27Si
|
|
14
|
19B
|
20C
|
21N
|
22O
|
23F
|
24Ne
|
25Na
|
26Mg
|
27Al
|
28Si
|
|
15
|
20B
|
|
22N
|
23O
|
24F
|
25Ne
|
26Na
|
27Mg
|
28Al
|
29Si
|
|
16
|
21B
|
22C
|
23N
|
24O
|
25F
|
26Ne
|
27Na
|
28Mg
|
29Al
|
30Si
|
|
17
|
|
|
25O
|
26F
|
27Ne
|
28Na
|
29Mg
|
30Al
|
31Si
|
|
18
|
|
26O
|
27F
|
28Ne
|
29Na
|
30Mg
|
31Al
|
32Si
|
|
19
|
27O
|
28F
|
29Ne
|
30Na
|
31Mg
|
32Al
|
33Si
|
|
20
|
28O
|
29F
|
30Ne
|
31Na
|
32Mg
|
33Al
|
34Si
|
|
21
|
|
31Ne
|
32Na
|
33Mg
|
34Al
|
35Si
|
|
22
|
31F
|
32Ne
|
33Na
|
34Mg
|
35Al
|
36Si
|
|
23
|
|
34Na
|
35Mg
|
36Al
|
37Si
|
|
24
|
34Ne
|
35Na
|
36Mg
|
37Al
|
38Si
|
|
25
|
|
37Mg
|
38Al
|
39Si
|
|
26
|
37Na
|
38Mg
|
39Al
|
40Si
|
|
27
|
|
|
40Al
|
41Si
|
|
28
|
39Na
|
40Mg
|
41Al
|
42Si
|
|
29
|
|
42Al
|
43Si
|
|
30
|
43Al
|
44Si
|
|
31
|
|
Isotopes for elements 15-29
← Previous | Next →Go to Periodic table
Half-lives (example: Gd)
145Gd
|
< 1 day
|
149Gd
|
1–10 days
|
146Gd
|
10–100 days
|
153Gd
|
100 days–10 a
|
148Gd
|
10–10,000 a
|
150Gd
|
10 ka–700 Ma
|
152Gd
|
> 700 Ma
|
158Gd
|
Stable
|
Z →
|
15
|
n ↓
|
P
|
16
|
9
|
|
S
|
17
|
18
|
10
|
|
|
Cl
|
Ar
|
19
|
11
|
26P
|
27S
|
28Cl
|
29Ar
|
K
|
20
|
12
|
27P
|
28S
|
29Cl
|
30Ar
|
31K
|
Ca
|
21
|
13
|
28P
|
29S
|
30Cl
|
31Ar
|
|
|
Sc
|
22
|
14
|
29P
|
30S
|
31Cl
|
32Ar
|
33K
|
|
|
Ti
|
23
|
15
|
30P
|
31S
|
32Cl
|
33Ar
|
34K
|
35Ca
|
|
|
V
|
24
|
16
|
31P
|
32S
|
33Cl
|
34Ar
|
35K
|
36Ca
|
|
|
|
Cr
|
25
|
17
|
32P
|
33S
|
34Cl
|
35Ar
|
36K
|
37Ca
|
|
39Ti
|
|
|
Mn
|
26
|
18
|
33P
|
34S
|
35Cl
|
36Ar
|
37K
|
38Ca
|
39Sc
|
40Ti
|
|
42Cr
|
|
Fe
|
27
|
28
|
19
|
34P
|
35S
|
36Cl
|
37Ar
|
38K
|
39Ca
|
40Sc
|
41Ti
|
|
43Cr
|
|
45Fe
|
Co
|
Ni
|
20
|
35P
|
36S
|
37Cl
|
38Ar
|
39K
|
40Ca
|
41Sc
|
42Ti
|
43V
|
44Cr
|
|
46Fe
|
|
48Ni
|
21
|
36P
|
37S
|
38Cl
|
39Ar
|
|
41Ca
|
42Sc
|
43Ti
|
44V
|
45Cr
|
46Mn
|
47Fe
|
|
49Ni
|
29
|
22
|
37P
|
38S
|
39Cl
|
40Ar
|
41K
|
42Ca
|
43Sc
|
44Ti
|
45V
|
46Cr
|
47Mn
|
48Fe
|
|
50Ni
|
Cu
|
23
|
38P
|
39S
|
40Cl
|
41Ar
|
42K
|
43Ca
|
44Sc
|
45Ti
|
46V
|
47Cr
|
48Mn
|
49Fe
|
50Co
|
51Ni
|
|
24
|
39P
|
40S
|
41Cl
|
42Ar
|
43K
|
44Ca
|
45Sc
|
46Ti
|
47V
|
48Cr
|
49Mn
|
50Fe
|
51Co
|
52Ni
|
|
25
|
40P
|
41S
|
42Cl
|
43Ar
|
44K
|
45Ca
|
46Sc
|
47Ti
|
48V
|
49Cr
|
50Mn
|
51Fe
|
52Co
|
53Ni
|
|
26
|
41P
|
42S
|
43Cl
|
44Ar
|
45K
|
46Ca
|
47Sc
|
48Ti
|
49V
|
50Cr
|
51Mn
|
52Fe
|
53Co
|
54Ni
|
55Cu
|
27
|
42P
|
43S
|
44Cl
|
45Ar
|
46K
|
47Ca
|
48Sc
|
49Ti
|
50V
|
51Cr
|
52Mn
|
53Fe
|
54Co
|
55Ni
|
56Cu
|
28
|
43P
|
44S
|
45Cl
|
46Ar
|
47K
|
48Ca
|
49Sc
|
50Ti
|
51V
|
52Cr
|
53Mn
|
54Fe
|
55Co
|
56Ni
|
57Cu
|
29
|
44P
|
45S
|
46Cl
|
47Ar
|
48K
|
49Ca
|
50Sc
|
51Ti
|
52V
|
53Cr
|
54Mn
|
55Fe
|
56Co
|
57Ni
|
58Cu
|
30
|
45P
|
46S
|
47Cl
|
48Ar
|
49K
|
50Ca
|
51Sc
|
52Ti
|
53V
|
54Cr
|
55Mn
|
56Fe
|
57Co
|
58Ni
|
59Cu
|
31
|
46P
|
47S
|
48Cl
|
49Ar
|
50K
|
51Ca
|
52Sc
|
53Ti
|
54V
|
55Cr
|
56Mn
|
57Fe
|
58Co
|
59Ni
|
60Cu
|
32
|
47P
|
48S
|
49Cl
|
50Ar
|
51K
|
52Ca
|
53Sc
|
54Ti
|
55V
|
56Cr
|
57Mn
|
58Fe
|
59Co
|
60Ni
|
61Cu
|
|
33
|
49S
|
50Cl
|
51Ar
|
52K
|
53Ca
|
54Sc
|
55Ti
|
56V
|
57Cr
|
58Mn
|
59Fe
|
|
61Ni
|
62Cu
|
|
|
34
|
51Cl
|
52Ar
|
53K
|
54Ca
|
55Sc
|
56Ti
|
57V
|
58Cr
|
59Mn
|
60Fe
|
61Co
|
62Ni
|
63Cu
|
|
|
35
|
52Cl
|
53Ar
|
54K
|
55Ca
|
56Sc
|
57Ti
|
58V
|
59Cr
|
60Mn
|
61Fe
|
62Co
|
63Ni
|
64Cu
|
|
|
36
|
54Ar
|
55K
|
56Ca
|
57Sc
|
58Ti
|
59V
|
60Cr
|
61Mn
|
62Fe
|
63Co
|
64Ni
|
65Cu
|
|
|
37
|
56K
|
57Ca
|
58Sc
|
59Ti
|
60V
|
61Cr
|
62Mn
|
63Fe
|
64Co
|
65Ni
|
66Cu
|
|
|
38
|
57K
|
58Ca
|
59Sc
|
60Ti
|
61V
|
62Cr
|
63Mn
|
64Fe
|
65Co
|
66Ni
|
67Cu
|
|
|
39
|
|
59Ca
|
60Sc
|
61Ti
|
62V
|
63Cr
|
64Mn
|
65Fe
|
66Co
|
67Ni
|
68Cu
|
|
|
40
|
59K
|
60Ca
|
61Sc
|
62Ti
|
63V
|
64Cr
|
65Mn
|
66Fe
|
67Co
|
68Ni
|
69Cu
|
|
|
41
|
|
62Sc
|
63Ti
|
64V
|
65Cr
|
66Mn
|
67Fe
|
68Co
|
69Ni
|
70Cu
|
|
|
42
|
|
64Ti
|
65V
|
66Cr
|
67Mn
|
68Fe
|
69Co
|
70Ni
|
71Cu
|
|
|
43
|
|
66V
|
67Cr
|
68Mn
|
69Fe
|
70Co
|
71Ni
|
72Cu
|
|
|
44
|
67V
|
68Cr
|
69Mn
|
70Fe
|
71Co
|
72Ni
|
73Cu
|
|
|
45
|
69Cr
|
70Mn
|
71Fe
|
72Co
|
73Ni
|
74Cu
|
|
|
46
|
70Cr
|
71Mn
|
72Fe
|
73Co
|
74Ni
|
75Cu
|
|
|
47
|
72Mn
|
73Fe
|
74Co
|
75Ni
|
76Cu
|
|
|
48
|
73Mn
|
74Fe
|
75Co
|
76Ni
|
77Cu
|
|
|
49
|
75Fe
|
76Co
|
77Ni
|
78Cu
|
|
|
50
|
76Fe
|
77Co
|
78Ni
|
79Cu
|
|
|
51
|
78Co
|
79Ni
|
80Cu
|
|
|
52
|
80Ni
|
81Cu
|
|
|
53
|
81Ni
|
82Cu
|
|
|
54
|
82Ni
|
83Cu
|
Isotopes for elements 30-44
← Previous | Next →Go to Periodic table
Half-lives (example: Gd)
145Gd
|
< 1 day
|
149Gd
|
1–10 days
|
146Gd
|
10–100 days
|
153Gd
|
100 days–10 a
|
148Gd
|
10–10,000 a
|
150Gd
|
10 ka–700 Ma
|
152Gd
|
> 700 Ma
|
158Gd
|
Stable
|
Z →
|
30
|
n ↓
|
Zn
|
31
|
24
|
54Zn
|
Ga
|
32
|
25
|
55Zn
|
|
Ge
|
33
|
26
|
56Zn
|
|
|
As
|
27
|
57Zn
|
|
59Ge
|
|
34
|
28
|
58Zn
|
|
60Ge
|
|
Se
|
35
|
29
|
59Zn
|
60Ga
|
61Ge
|
|
63Se
|
Br
|
36
|
30
|
60Zn
|
61Ga
|
62Ge
|
|
64Se
|
|
Kr
|
31
|
61Zn
|
62Ga
|
63Ge
|
64As
|
65Se
|
|
67Kr
|
32
|
62Zn
|
63Ga
|
64Ge
|
65As
|
66Se
|
|
68Kr
|
37
|
33
|
63Zn
|
64Ga
|
65Ge
|
66As
|
67Se
|
68Br
|
69Kr
|
Rb
|
38
|
34
|
64Zn
|
65Ga
|
66Ge
|
67As
|
68Se
|
69Br
|
70Kr
|
|
Sr
|
39
|
35
|
65Zn
|
66Ga
|
67Ge
|
68As
|
69Se
|
70Br
|
71Kr
|
72Rb
|
73Sr
|
Y
|
40
|
36
|
66Zn
|
67Ga
|
68Ge
|
69As
|
70Se
|
71Br
|
72Kr
|
73Rb
|
74Sr
|
|
Zr
|
41
|
37
|
67Zn
|
68Ga
|
69Ge
|
70As
|
71Se
|
72Br
|
73Kr
|
74Rb
|
75Sr
|
76Y
|
77Zr
|
Nb
|
42
|
38
|
68Zn
|
69Ga
|
70Ge
|
71As
|
72Se
|
73Br
|
74Kr
|
75Rb
|
76Sr
|
77Y
|
78Zr
|
|
Mo
|
43
|
39
|
69Zn
|
70Ga
|
71Ge
|
72As
|
73Se
|
74Br
|
75Kr
|
76Rb
|
77Sr
|
78Y
|
79Zr
|
|
81Mo
|
Tc
|
44
|
40
|
70Zn
|
71Ga
|
72Ge
|
73As
|
74Se
|
75Br
|
76Kr
|
77Rb
|
78Sr
|
79Y
|
80Zr
|
|
82Mo
|
|
Ru
|
41
|
71Zn
|
72Ga
|
73Ge
|
74As
|
75Se
|
76Br
|
77Kr
|
78Rb
|
79Sr
|
80Y
|
81Zr
|
82Nb
|
83Mo
|
|
85Ru
|
42
|
72Zn
|
73Ga
|
74Ge
|
75As
|
76Se
|
77Br
|
78Kr
|
79Rb
|
80Sr
|
81Y
|
82Zr
|
83Nb
|
84Mo
|
|
86Ru
|
43
|
73Zn
|
74Ga
|
75Ge
|
76As
|
77Se
|
78Br
|
79Kr
|
80Rb
|
81Sr
|
82Y
|
83Zr
|
84Nb
|
85Mo
|
86Tc
|
87Ru
|
44
|
74Zn
|
75Ga
|
76Ge
|
77As
|
78Se
|
79Br
|
80Kr
|
81Rb
|
82Sr
|
83Y
|
84Zr
|
85Nb
|
86Mo
|
87Tc
|
88Ru
|
45
|
75Zn
|
76Ga
|
77Ge
|
78As
|
|
80Br
|
81Kr
|
82Rb
|
83Sr
|
84Y
|
85Zr
|
86Nb
|
87Mo
|
88Tc
|
89Ru
|
46
|
76Zn
|
77Ga
|
78Ge
|
79As
|
80Se
|
81Br
|
82Kr
|
83Rb
|
84Sr
|
85Y
|
86Zr
|
87Nb
|
88Mo
|
89Tc
|
90Ru
|
47
|
77Zn
|
78Ga
|
79Ge
|
80As
|
81Se
|
82Br
|
83Kr
|
84Rb
|
85Sr
|
86Y
|
87Zr
|
88Nb
|
89Mo
|
90Tc
|
91Ru
|
48
|
78Zn
|
79Ga
|
80Ge
|
81As
|
82Se
|
83Br
|
84Kr
|
85Rb
|
86Sr
|
87Y
|
88Zr
|
89Nb
|
90Mo
|
91Tc
|
92Ru
|
49
|
79Zn
|
80Ga
|
81Ge
|
82As
|
83Se
|
84Br
|
|
86Rb
|
87Sr
|
88Y
|
89Zr
|
90Nb
|
91Mo
|
92Tc
|
93Ru
|
50
|
80Zn
|
81Ga
|
82Ge
|
83As
|
84Se
|
85Br
|
86Kr
|
87Rb
|
88Sr
|
89Y
|
90Zr
|
91Nb
|
92Mo
|
93Tc
|
94Ru
|
51
|
81Zn
|
82Ga
|
83Ge
|
84As
|
85Se
|
86Br
|
87Kr
|
88Rb
|
89Sr
|
90Y
|
91Zr
|
92Nb
|
93Mo
|
94Tc
|
95Ru
|
52
|
82Zn
|
83Ga
|
84Ge
|
85As
|
86Se
|
87Br
|
88Kr
|
89Rb
|
90Sr
|
91Y
|
92Zr
|
93Nb
|
94Mo
|
95Tc
|
96Ru
|
53
|
83Zn
|
84Ga
|
85Ge
|
86As
|
87Se
|
88Br
|
89Kr
|
90Rb
|
91Sr
|
92Y
|
93Zr
|
94Nb
|
95Mo
|
96Tc
|
97Ru
|
54
|
84Zn
|
85Ga
|
86Ge
|
87As
|
88Se
|
89Br
|
90Kr
|
91Rb
|
92Sr
|
93Y
|
94Zr
|
95Nb
|
96Mo
|
97Tc
|
98Ru
|
55
|
85Zn
|
86Ga
|
87Ge
|
88As
|
89Se
|
90Br
|
91Kr
|
92Rb
|
93Sr
|
94Y
|
95Zr
|
96Nb
|
97Mo
|
98Tc
|
99Ru
|
|
56
|
87Ga
|
88Ge
|
89As
|
90Se
|
91Br
|
92Kr
|
93Rb
|
94Sr
|
95Y
|
96Zr
|
97Nb
|
98Mo
|
|
100Ru
|
|
57
|
|
89Ge
|
90As
|
91Se
|
92Br
|
93Kr
|
94Rb
|
95Sr
|
96Y
|
97Zr
|
98Nb
|
99Mo
|
100Tc
|
101Ru
|
|
|
58
|
90Ge
|
91As
|
92Se
|
93Br
|
94Kr
|
95Rb
|
96Sr
|
97Y
|
98Zr
|
99Nb
|
100Mo
|
101Tc
|
102Ru
|
|
|
59
|
92As
|
93Se
|
94Br
|
95Kr
|
96Rb
|
97Sr
|
98Y
|
99Zr
|
100Nb
|
101Mo
|
102Tc
|
103Ru
|
|
|
60
|
94Se
|
95Br
|
96Kr
|
97Rb
|
98Sr
|
99Y
|
100Zr
|
101Nb
|
102Mo
|
103Tc
|
104Ru
|
|
|
61
|
95Se
|
96Br
|
97Kr
|
98Rb
|
99Sr
|
100Y
|
101Zr
|
102Nb
|
103Mo
|
104Tc
|
105Ru
|
|
|
62
|
97Br
|
98Kr
|
99Rb
|
100Sr
|
101Y
|
102Zr
|
103Nb
|
104Mo
|
105Tc
|
106Ru
|
|
|
63
|
98Br
|
99Kr
|
100Rb
|
101Sr
|
102Y
|
103Zr
|
104Nb
|
105Mo
|
106Tc
|
107Ru
|
|
|
64
|
|
100Kr
|
101Rb
|
102Sr
|
103Y
|
104Zr
|
105Nb
|
106Mo
|
107Tc
|
108Ru
|
|
|
65
|
|
101Kr
|
102Rb
|
103Sr
|
104Y
|
105Zr
|
106Nb
|
107Mo
|
108Tc
|
109Ru
|
|
|
66
|
101Br
|
102Kr
|
103Rb
|
104Sr
|
105Y
|
106Zr
|
107Nb
|
108Mo
|
109Tc
|
110Ru
|
|
|
67
|
104Rb
|
105Sr
|
106Y
|
107Zr
|
108Nb
|
109Mo
|
110Tc
|
111Ru
|
|
|
68
|
105Rb
|
106Sr
|
107Y
|
108Zr
|
109Nb
|
110Mo
|
111Tc
|
112Ru
|
|
|
69
|
106Rb
|
107Sr
|
108Y
|
109Zr
|
110Nb
|
111Mo
|
112Tc
|
113Ru
|
|
|
70
|
108Sr
|
109Y
|
110Zr
|
111Nb
|
112Mo
|
113Tc
|
114Ru
|
|
|
71
|
110Y
|
111Zr
|
112Nb
|
113Mo
|
114Tc
|
115Ru
|
|
|
72
|
111Y
|
112Zr
|
113Nb
|
114Mo
|
115Tc
|
116Ru
|
|
|
73
|
113Zr
|
114Nb
|
115Mo
|
116Tc
|
117Ru
|
|
|
74
|
115Nb
|
116Mo
|
117Tc
|
118Ru
|
|
|
75
|
116Nb
|
117Mo
|
118Tc
|
119Ru
|
|
|
76
|
117Nb
|
118Mo
|
119Tc
|
120Ru
|
|
|
77
|
119Mo
|
120Tc
|
121Ru
|
|
|
78
|
121Tc
|
122Ru
|
|
|
79
|
122Tc
|
123Ru
|
|
|
80
|
124Ru
|
|
|
81
|
125Ru
|
Isotopes for elements 45-59
← Previous | Next →Go to Periodic table
Half-lives (example: Gd)
145Gd
|
< 1 day
|
149Gd
|
1–10 days
|
146Gd
|
10–100 days
|
153Gd
|
100 days–10 a
|
148Gd
|
10–10,000 a
|
150Gd
|
10 ka–700 Ma
|
152Gd
|
> 700 Ma
|
158Gd
|
Stable
|
Z →
|
45
|
n ↓
|
Rh
|
46
|
43
|
|
Pd
|
47
|
44
|
89Rh
|
90Pd
|
Ag
|
48
|
45
|
90Rh
|
91Pd
|
92Ag
|
Cd
|
49
|
46
|
91Rh
|
92Pd
|
93Ag
|
94Cd
|
In
|
47
|
92Rh
|
93Pd
|
94Ag
|
95Cd
|
96In
|
50
|
48
|
93Rh
|
94Pd
|
95Ag
|
96Cd
|
97In
|
Sn
|
49
|
94Rh
|
95Pd
|
96Ag
|
97Cd
|
98In
|
99Sn
|
51
|
50
|
95Rh
|
96Pd
|
97Ag
|
98Cd
|
99In
|
100Sn
|
Sb
|
52
|
51
|
96Rh
|
97Pd
|
98Ag
|
99Cd
|
100In
|
101Sn
|
|
Te
|
53
|
52
|
97Rh
|
98Pd
|
99Ag
|
100Cd
|
101In
|
102Sn
|
103Sb
|
104Te
|
I
|
54
|
53
|
98Rh
|
99Pd
|
100Ag
|
101Cd
|
102In
|
103Sn
|
104Sb
|
105Te
|
|
Xe
|
54
|
99Rh
|
100Pd
|
101Ag
|
102Cd
|
103In
|
104Sn
|
105Sb
|
106Te
|
|
108Xe
|
55
|
55
|
100Rh
|
101Pd
|
102Ag
|
103Cd
|
104In
|
105Sn
|
106Sb
|
107Te
|
108I
|
109Xe
|
Cs
|
56
|
56
|
101Rh
|
102Pd
|
103Ag
|
104Cd
|
105In
|
106Sn
|
107Sb
|
108Te
|
109I
|
110Xe
|
|
Ba
|
57
|
102Rh
|
103Pd
|
104Ag
|
105Cd
|
106In
|
107Sn
|
108Sb
|
109Te
|
110I
|
111Xe
|
112Cs
|
|
57
|
58
|
103Rh
|
104Pd
|
105Ag
|
106Cd
|
107In
|
108Sn
|
109Sb
|
110Te
|
111I
|
112Xe
|
113Cs
|
114Ba
|
La
|
59
|
104Rh
|
105Pd
|
106Ag
|
107Cd
|
108In
|
109Sn
|
110Sb
|
111Te
|
112I
|
113Xe
|
114Cs
|
115Ba
|
|
58
|
60
|
105Rh
|
106Pd
|
107Ag
|
108Cd
|
109In
|
110Sn
|
111Sb
|
112Te
|
113I
|
114Xe
|
115Cs
|
116Ba
|
117La
|
Ce
|
59
|
61
|
106Rh
|
|
108Ag
|
109Cd
|
110In
|
111Sn
|
112Sb
|
113Te
|
114I
|
115Xe
|
116Cs
|
117Ba
|
118La
|
|
Pr
|
62
|
107Rh
|
108Pd
|
109Ag
|
110Cd
|
111In
|
112Sn
|
113Sb
|
114Te
|
115I
|
116Xe
|
117Cs
|
118Ba
|
119La
|
|
121Pr
|
63
|
108Rh
|
109Pd
|
110Ag
|
111Cd
|
112In
|
113Sn
|
114Sb
|
115Te
|
116I
|
117Xe
|
118Cs
|
119Ba
|
120La
|
121Ce
|
122Pr
|
64
|
109Rh
|
110Pd
|
111Ag
|
112Cd
|
113In
|
114Sn
|
115Sb
|
116Te
|
117I
|
118Xe
|
119Cs
|
120Ba
|
121La
|
122Ce
|
123Pr
|
65
|
110Rh
|
111Pd
|
112Ag
|
|
114In
|
115Sn
|
116Sb
|
117Te
|
118I
|
119Xe
|
120Cs
|
121Ba
|
122La
|
123Ce
|
124Pr
|
66
|
111Rh
|
112Pd
|
113Ag
|
114Cd
|
115In
|
116Sn
|
117Sb
|
118Te
|
119I
|
120Xe
|
121Cs
|
122Ba
|
123La
|
124Ce
|
125Pr
|
67
|
112Rh
|
113Pd
|
114Ag
|
115Cd
|
116In
|
117Sn
|
118Sb
|
119Te
|
120I
|
121Xe
|
122Cs
|
123Ba
|
124La
|
125Ce
|
126Pr
|
68
|
113Rh
|
114Pd
|
115Ag
|
116Cd
|
117In
|
118Sn
|
119Sb
|
120Te
|
121I
|
122Xe
|
123Cs
|
124Ba
|
125La
|
126Ce
|
127Pr
|
69
|
114Rh
|
115Pd
|
116Ag
|
117Cd
|
118In
|
119Sn
|
120Sb
|
121Te
|
122I
|
123Xe
|
124Cs
|
125Ba
|
126La
|
127Ce
|
128Pr
|
70
|
115Rh
|
116Pd
|
117Ag
|
118Cd
|
119In
|
120Sn
|
121Sb
|
122Te
|
123I
|
124Xe
|
125Cs
|
126Ba
|
127La
|
128Ce
|
129Pr
|
71
|
116Rh
|
117Pd
|
118Ag
|
119Cd
|
120In
|
|
122Sb
|
123Te
|
124I
|
125Xe
|
126Cs
|
127Ba
|
128La
|
129Ce
|
130Pr
|
72
|
117Rh
|
118Pd
|
119Ag
|
120Cd
|
121In
|
122Sn
|
123Sb
|
124Te
|
125I
|
126Xe
|
127Cs
|
128Ba
|
129La
|
130Ce
|
131Pr
|
73
|
118Rh
|
119Pd
|
120Ag
|
121Cd
|
122In
|
123Sn
|
124Sb
|
125Te
|
126I
|
127Xe
|
128Cs
|
129Ba
|
130La
|
131Ce
|
132Pr
|
74
|
119Rh
|
120Pd
|
121Ag
|
122Cd
|
123In
|
124Sn
|
125Sb
|
126Te
|
127I
|
128Xe
|
129Cs
|
130Ba
|
131La
|
132Ce
|
133Pr
|
75
|
120Rh
|
121Pd
|
122Ag
|
123Cd
|
124In
|
125Sn
|
126Sb
|
127Te
|
128I
|
129Xe
|
130Cs
|
131Ba
|
132La
|
133Ce
|
134Pr
|
76
|
121Rh
|
122Pd
|
123Ag
|
124Cd
|
125In
|
126Sn
|
127Sb
|
128Te
|
129I
|
130Xe
|
131Cs
|
132Ba
|
133La
|
134Ce
|
135Pr
|
77
|
122Rh
|
123Pd
|
124Ag
|
125Cd
|
126In
|
127Sn
|
128Sb
|
129Te
|
130I
|
131Xe
|
132Cs
|
133Ba
|
134La
|
135Ce
|
136Pr
|
78
|
123Rh
|
124Pd
|
125Ag
|
126Cd
|
127In
|
128Sn
|
129Sb
|
130Te
|
131I
|
132Xe
|
133Cs
|
134Ba
|
135La
|
136Ce
|
137Pr
|
79
|
124Rh
|
125Pd
|
126Ag
|
127Cd
|
128In
|
129Sn
|
130Sb
|
131Te
|
132I
|
133Xe
|
|
135Ba
|
136La
|
137Ce
|
138Pr
|
80
|
125Rh
|
126Pd
|
127Ag
|
128Cd
|
129In
|
130Sn
|
131Sb
|
132Te
|
133I
|
134Xe
|
|
136Ba
|
137La
|
138Ce
|
139Pr
|
81
|
126Rh
|
127Pd
|
128Ag
|
129Cd
|
130In
|
131Sn
|
132Sb
|
133Te
|
134I
|
135Xe
|
136Cs
|
137Ba
|
138La
|
139Ce
|
140Pr
|
82
|
127Rh
|
128Pd
|
129Ag
|
130Cd
|
131In
|
132Sn
|
133Sb
|
134Te
|
135I
|
136Xe
|
137Cs
|
138Ba
|
139La
|
140Ce
|
141Pr
|
83
|
128Rh
|
129Pd
|
130Ag
|
131Cd
|
132In
|
133Sn
|
134Sb
|
135Te
|
136I
|
137Xe
|
138Cs
|
139Ba
|
140La
|
141Ce
|
142Pr
|
|
84
|
130Pd
|
131Ag
|
132Cd
|
133In
|
134Sn
|
135Sb
|
136Te
|
137I
|
138Xe
|
139Cs
|
140Ba
|
141La
|
142Ce
|
143Pr
|
|
85
|
131Pd
|
132Ag
|
133Cd
|
134In
|
135Sn
|
136Sb
|
137Te
|
138I
|
139Xe
|
140Cs
|
141Ba
|
142La
|
143Ce
|
144Pr
|
|
|
86
|
|
134Cd
|
135In
|
136Sn
|
137Sb
|
138Te
|
139I
|
140Xe
|
141Cs
|
142Ba
|
143La
|
144Ce
|
145Pr
|
|
|
87
|
|
136In
|
137Sn
|
138Sb
|
139Te
|
140I
|
141Xe
|
142Cs
|
143Ba
|
144La
|
145Ce
|
146Pr
|
|
|
88
|
137In
|
138Sn
|
139Sb
|
140Te
|
141I
|
142Xe
|
143Cs
|
144Ba
|
145La
|
146Ce
|
147Pr
|
|
|
89
|
139Sn
|
140Sb
|
141Te
|
142I
|
143Xe
|
144Cs
|
145Ba
|
146La
|
147Ce
|
148Pr
|
|
|
90
|
140Sn
|
141Sb
|
142Te
|
143I
|
144Xe
|
145Cs
|
146Ba
|
147La
|
148Ce
|
149Pr
|
|
|
91
|
142Sb
|
143Te
|
144I
|
145Xe
|
146Cs
|
147Ba
|
148La
|
149Ce
|
150Pr
|
|
|
92
|
144Te
|
145I
|
146Xe
|
147Cs
|
148Ba
|
149La
|
150Ce
|
151Pr
|
|
|
93
|
145Te
|
146I
|
147Xe
|
148Cs
|
149Ba
|
150La
|
151Ce
|
152Pr
|
|
|
94
|
147I
|
148Xe
|
149Cs
|
150Ba
|
151La
|
152Ce
|
153Pr
|
|
|
95
|
149Xe
|
150Cs
|
151Ba
|
152La
|
153Ce
|
154Pr
|
|
|
96
|
150Xe
|
151Cs
|
152Ba
|
153La
|
154Ce
|
155Pr
|
|
|
97
|
152Cs
|
153Ba
|
154La
|
155Ce
|
156Pr
|
|
|
98
|
154Ba
|
155La
|
156Ce
|
157Pr
|
|
|
99
|
156La
|
157Ce
|
158Pr
|
|
|
100
|
157La
|
158Ce
|
159Pr
|
|
|
101
|
|
160Pr
|
|
|
102
|
161Pr
|
Isotopes for elements 60-74
← Previous | Next →Go to Periodic table
Half-lives (example: Gd)
145Gd
|
< 1 day
|
149Gd
|
1–10 days
|
146Gd
|
10–100 days
|
153Gd
|
100 days–10 a
|
148Gd
|
10–10,000 a
|
150Gd
|
10 ka–700 Ma
|
152Gd
|
> 700 Ma
|
158Gd
|
Stable
|
Template:NuclidesDivided, 60-74
Isotopes for elements 75-89
← Previous | Next →Go to Periodic table
Half-lives (example: Gd)
145Gd
|
< 1 day
|
149Gd
|
1–10 days
|
146Gd
|
10–100 days
|
153Gd
|
100 days–10 a
|
148Gd
|
10–10,000 a
|
150Gd
|
10 ka–700 Ma
|
152Gd
|
> 700 Ma
|
158Gd
|
Stable
|
Template:NuclidesDivided, 75-89
Isotopes for elements 90-104
← Previous | Next →Go to Periodic tableTemplate:Isotope colour chart
Template:NuclidesDivided, 90-104
Isotopes for elements 105-118
← Previous | Next →Go to Periodic tableTemplate:Isotope colour chart.
Template:NuclidesDivided, 105-
|