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- 46 (Atomic Number of Palladium)
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Pd
Palladium
42 known isotopes (6 stable,
36 radioactive)
90Pd
Mass
89.957370 u
Abundance —
Half-life Unknown
Spin/Parity 0+
Decay Mode(s) EC/β⁺ (100%)
91Pd
Mass
90.950435 u
Abundance —
Half-life Unknown
Spin/Parity —
Decay Mode(s) EC/β⁺ (100%)
92Pd
Mass
91.941192 u
Abundance —
Half-life 1.0 seconds
Spin/Parity 0+
Decay Mode(s) EC/β⁺ (100%)
93Pd
Mass
92.936680 u
Abundance —
Half-life 1.00 seconds
Spin/Parity (9/2+)
Decay Mode(s) EC/β⁺ (100%)
94Pd
Mass
93.929036 u
Abundance —
Half-life 9.0 seconds
Spin/Parity 0+
Decay Mode(s) EC/β⁺ (100%)
95Pd
Mass
94.924889 u
Abundance —
Half-life 5 seconds
Spin/Parity (9/2+)
Decay Mode(s) EC/β⁺ (100%)
96Pd
Mass
95.918214 u
Abundance —
Half-life 122 seconds
Spin/Parity 0+
Decay Mode(s) EC/β⁺ (100%)
97Pd
Mass
96.916472 u
Abundance —
Half-life 3.10 m
Spin/Parity (5/2+)
Decay Mode(s) EC/β⁺ (100%)
98Pd
Mass
97.912698 u
Abundance —
Half-life 17.7 m
Spin/Parity 0+
Decay Mode(s) EC/β⁺ (100%)
99Pd
Mass
98.911773 u
Abundance —
Half-life 21.4 m
Spin/Parity (5/2)+
Decay Mode(s) EC/β⁺ (100%)
100Pd
Mass
99.908520 u
Abundance —
Half-life 3.63 d
Spin/Parity 0+
Decay Mode(s) Electron capture (100%)
101Pd
Mass
100.908285 u
Abundance —
Half-life 8.47 h
Spin/Parity 5/2+
Decay Mode(s) EC/β⁺ (100%)
102Pd Stable
Mass
101.905632 u
Abundance 1.0200%
Half-life Stable
Spin/Parity 0+
Decay Mode(s) —
103Pd
Mass
102.906111 u
Abundance —
Half-life 16.991 d
Spin/Parity 5/2+
Decay Mode(s) Electron capture (100%)
104Pd Stable
Mass
103.904030 u
Abundance 11.1400%
Half-life Stable
Spin/Parity 0+
Decay Mode(s) —
105Pd Stable
Mass
104.905079 u
Abundance 22.3300%
Half-life Stable
Spin/Parity 5/2+
Decay Mode(s) —
106Pd Stable
Mass
105.903480 u
Abundance 27.3300%
Half-life Stable
Spin/Parity 0+
Decay Mode(s) —
107Pd
Mass
106.905128 u
Abundance —
Half-life 6.5E+6 years
Spin/Parity 5/2+
Decay Mode(s) β⁻ (100%)
108Pd Stable
Mass
107.903892 u
Abundance 26.4600%
Half-life Stable
Spin/Parity 0+
Decay Mode(s) —
109Pd
Mass
108.905951 u
Abundance —
Half-life 13.59 h
Spin/Parity 5/2+
Decay Mode(s) β⁻ (100%)
110Pd Stable
Mass
109.905173 u
Abundance 11.7200%
Half-life Stable
Spin/Parity 0+
Decay Mode(s) —
111Pd
Mass
110.907690 u
Abundance —
Half-life 23.4 m
Spin/Parity 5/2+
Decay Mode(s) β⁻ (100%)
112Pd
Mass
111.907331 u
Abundance —
Half-life 21.04 h
Spin/Parity 0+
Decay Mode(s) β⁻ (100%)
113Pd
Mass
112.910262 u
Abundance —
Half-life 93 seconds
Spin/Parity (5/2+)
Decay Mode(s) β⁻ (100%)
114Pd
Mass
113.910369 u
Abundance —
Half-life 2.42 m
Spin/Parity 0+
Decay Mode(s) β⁻ (100%)
115Pd
Mass
114.913659 u
Abundance —
Half-life 25 seconds
Spin/Parity (1/2)+
Decay Mode(s) β⁻ (100%)
116Pd
Mass
115.914298 u
Abundance —
Half-life 11.8 seconds
Spin/Parity 0+
Decay Mode(s) β⁻ (100%)
117Pd
Mass
116.917956 u
Abundance —
Half-life 4.3 seconds
Spin/Parity (5/2+)
Decay Mode(s) β⁻ (100%)
118Pd
Mass
117.919067 u
Abundance —
Half-life 1.9 seconds
Spin/Parity 0+
Decay Mode(s) β⁻ (100%)
119Pd
Mass
118.923341 u
Abundance —
Half-life 0.92 seconds
Spin/Parity —
Decay Mode(s) β⁻ (100%)
120Pd
Mass
119.924552 u
Abundance —
Half-life 492 milliseconds
Spin/Parity 0+
Decay Mode(s) β⁻ (100%), β⁻n (0.7%)
121Pd
Mass
120.928950 u
Abundance —
Half-life 285 milliseconds
Spin/Parity —
Decay Mode(s) β⁻ (100%), β⁻n (0.8%)
122Pd
Mass
121.930632 u
Abundance —
Half-life 175 milliseconds
Spin/Parity 0+
Decay Mode(s) β⁻ (100%), β⁻n (2.5%)
123Pd
Mass
122.935126 u
Abundance —
Half-life 109 milliseconds
Spin/Parity —
Decay Mode(s) β⁻ (100%), β⁻n (1.4%)
124Pd
Mass
123.937305 u
Abundance —
Half-life 38 milliseconds
Spin/Parity 0+
Decay Mode(s) β⁻ (100%)
125Pd
Mass
124.942072 u
Abundance —
Half-life 57 milliseconds
Spin/Parity —
Decay Mode(s) β⁻ (100%)
126Pd
Mass
125.944401 u
Abundance —
Half-life 48.5 milliseconds
Spin/Parity 0+
Decay Mode(s) β⁻ (100%), β⁻n (4.9%)
127Pd
Mass
126.949307 u
Abundance —
Half-life 38 milliseconds
Spin/Parity —
Decay Mode(s) β⁻ (100%)
128Pd
Mass
127.952345 u
Abundance —
Half-life 35 milliseconds
Spin/Parity 0+
Decay Mode(s) β⁻ (100%)
129Pd
Mass
128.959334 u
Abundance —
Half-life 31 milliseconds
Spin/Parity —
Decay Mode(s) β⁻ (100%)
130Pd
Mass
129.964863 u
Abundance —
Half-life Unknown
Spin/Parity 0+
Decay Mode(s) β⁻ (100%)
131Pd
Mass
130.972367 u
Abundance —
Half-life Unknown
Spin/Parity —
Decay Mode(s) β⁻ (100%)
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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