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- Plutonium
- Neutron Cross Section of Protactinium
- Bh (Symbol of Bohrium)
- 77 (Atomic Number of Iridium)
- Discovered of Hydrogen in min
Ni
Nickel
35 known isotopes (5 stable,
30 radioactive)
48Ni
Mass
48.019515 u
Abundance —
Half-life 2.1 milliseconds
Spin/Parity 0+
Decay Mode(s) Two-proton emission (70%), β⁺p (30%)
49Ni
Mass
49.009157 u
Abundance —
Half-life 7.5 milliseconds
Spin/Parity —
Decay Mode(s) EC/β⁺ (100%), β⁺p (83%)
50Ni
Mass
49.996286 u
Abundance —
Half-life 18.5 milliseconds
Spin/Parity 0+
Decay Mode(s) EC/β⁺ (100%), ECP (73%), EC2P (14%)
51Ni
Mass
50.987493 u
Abundance —
Half-life 23.8 milliseconds
Spin/Parity (7/2-)
Decay Mode(s) EC/β⁺ (100%), ECP (87.2%), EC2P (0.5%)
52Ni
Mass
51.975781 u
Abundance —
Half-life 40.8 milliseconds
Spin/Parity 0+
Decay Mode(s) EC/β⁺ (100%), β⁺p (31.4%)
53Ni
Mass
52.968190 u
Abundance —
Half-life 55.2 milliseconds
Spin/Parity (7/2-)
Decay Mode(s) EC/β⁺ (100%), ECP (23.4%)
54Ni
Mass
53.957833 u
Abundance —
Half-life 114.2 milliseconds
Spin/Parity 0+
Decay Mode(s) EC/β⁺ (100%)
55Ni
Mass
54.951330 u
Abundance —
Half-life 203.7 milliseconds
Spin/Parity 7/2-
Decay Mode(s) EC/β⁺ (100%)
56Ni
Mass
55.942128 u
Abundance —
Half-life 6.075 d
Spin/Parity 0+
Decay Mode(s) EC/β⁺ (100%)
57Ni
Mass
56.939791 u
Abundance —
Half-life 35.60 h
Spin/Parity 3/2-
Decay Mode(s) EC/β⁺ (100%)
58Ni Stable
Mass
57.935342 u
Abundance 68.0769%
Half-life Stable
Spin/Parity 0+
Decay Mode(s) —
59Ni
Mass
58.934345 u
Abundance —
Half-life 7.6E+4 years
Spin/Parity 3/2-
Decay Mode(s) EC/β⁺ (100%)
60Ni Stable
Mass
59.930785 u
Abundance 26.2231%
Half-life Stable
Spin/Parity 0+
Decay Mode(s) —
61Ni Stable
Mass
60.931055 u
Abundance 1.1399%
Half-life Stable
Spin/Parity 3/2-
Decay Mode(s) —
62Ni Stable
Mass
61.928345 u
Abundance 3.6345%
Half-life Stable
Spin/Parity 0+
Decay Mode(s) —
63Ni
Mass
62.929669 u
Abundance —
Half-life 101.2 years
Spin/Parity 1/2-
Decay Mode(s) β⁻ (100%)
64Ni Stable
Mass
63.927966 u
Abundance 0.9256%
Half-life Stable
Spin/Parity 0+
Decay Mode(s) —
65Ni
Mass
64.930085 u
Abundance —
Half-life 2.5175 h
Spin/Parity 5/2-
Decay Mode(s) β⁻ (100%)
66Ni
Mass
65.929139 u
Abundance —
Half-life 54.6 h
Spin/Parity 0+
Decay Mode(s) β⁻ (100%)
67Ni
Mass
66.931569 u
Abundance —
Half-life 21 seconds
Spin/Parity (1/2)-
Decay Mode(s) β⁻ (100%)
68Ni
Mass
67.931869 u
Abundance —
Half-life 29 seconds
Spin/Parity 0+
Decay Mode(s) β⁻ (100%)
69Ni
Mass
68.935610 u
Abundance —
Half-life 11.4 seconds
Spin/Parity (9/2+)
Decay Mode(s) β⁻ (100%)
70Ni
Mass
69.936431 u
Abundance —
Half-life 6.0 seconds
Spin/Parity 0+
Decay Mode(s) β⁻ (100%)
71Ni
Mass
70.940519 u
Abundance —
Half-life 2.56 seconds
Spin/Parity (9/2+)
Decay Mode(s) β⁻ (100%)
72Ni
Mass
71.941786 u
Abundance —
Half-life 1.57 seconds
Spin/Parity 0+
Decay Mode(s) β⁻ (100%)
73Ni
Mass
72.946207 u
Abundance —
Half-life 0.84 seconds
Spin/Parity (9/2+)
Decay Mode(s) β⁻ (100%)
74Ni
Mass
73.947718 u
Abundance —
Half-life 507.7 milliseconds
Spin/Parity 0+
Decay Mode(s) β⁻ (100%)
75Ni
Mass
74.952506 u
Abundance —
Half-life 344 milliseconds
Spin/Parity —
Decay Mode(s) β⁻ (100%), β⁻n (10%)
76Ni
Mass
75.954707 u
Abundance —
Half-life 0.238 seconds
Spin/Parity 0+
Decay Mode(s) β⁻ (100%)
77Ni
Mass
76.959903 u
Abundance —
Half-life 158.9 milliseconds
Spin/Parity (9/2+)
Decay Mode(s) β⁻ (100%), β⁻n (26%)
78Ni
Mass
77.962555 u
Abundance —
Half-life 0.11 seconds
Spin/Parity 0+
Decay Mode(s) β⁻ (100%)
79Ni
Mass
78.969769 u
Abundance —
Half-life 43.0 milliseconds
Spin/Parity —
Decay Mode(s) β⁻ (100%)
80Ni
Mass
79.975051 u
Abundance —
Half-life 24 milliseconds
Spin/Parity 0+
Decay Mode(s) β⁻ (100%)
81Ni
Mass
80.982727 u
Abundance —
Half-life Unknown
Spin/Parity —
Decay Mode(s) β⁻ (100%)
82Ni
Mass
81.988492 u
Abundance —
Half-life Unknown
Spin/Parity —
Decay Mode(s) Unknown
Decay mode abbreviations:
β⁻ = Beta minus decay, β⁺ = Beta plus decay, EC = Electron capture, α = Alpha decay
n = Neutron emission, p = Proton emission, SF = Spontaneous fission, IT = Isomeric transition
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