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- Chromium
- Isotopes Known of Polonium
- Am (Symbol of Americium)
- 96 (Atomic Number of Curium)
- Speed Of Sound of Copernicium in km/h
Tc
Technetium
38 known isotopes (0 stable,
38 radioactive)
85Tc
Mass
84.950778 u
Abundance —
Half-life 100 nanoseconds
Spin/Parity —
Decay Mode(s) Unknown
86Tc
Mass
85.944637 u
Abundance —
Half-life 55 milliseconds
Spin/Parity (0+)
Decay Mode(s) EC/β⁺ (100%)
87Tc
Mass
86.938067 u
Abundance —
Half-life 2.2 seconds
Spin/Parity (9/2+)
Decay Mode(s) EC/β⁺ (100%)
88Tc
Mass
87.933794 u
Abundance —
Half-life 6.4 seconds
Spin/Parity (5+ 6+ 7+)
Decay Mode(s) EC/β⁺ (100%)
89Tc
Mass
88.927649 u
Abundance —
Half-life 12.8 seconds
Spin/Parity (9/2+)
Decay Mode(s) EC/β⁺ (100%)
90Tc
Mass
89.924074 u
Abundance —
Half-life 49.2 seconds
Spin/Parity (8+)
Decay Mode(s) Electron capture (100%)
91Tc
Mass
90.918425 u
Abundance —
Half-life 3.14 m
Spin/Parity (9/2)+
Decay Mode(s) EC/β⁺ (100%)
92Tc
Mass
91.915270 u
Abundance —
Half-life 4.25 m
Spin/Parity (8)+
Decay Mode(s) EC/β⁺ (100%)
93Tc
Mass
92.910245 u
Abundance —
Half-life 2.75 h
Spin/Parity 9/2+
Decay Mode(s) EC/β⁺ (100%)
94Tc
Mass
93.909652 u
Abundance —
Half-life 293 m
Spin/Parity 7+
Decay Mode(s) EC/β⁺ (100%)
95Tc
Mass
94.907652 u
Abundance —
Half-life 20.0 h
Spin/Parity 9/2+
Decay Mode(s) EC/β⁺ (100%)
96Tc
Mass
95.907867 u
Abundance —
Half-life 4.28 d
Spin/Parity 7+
Decay Mode(s) EC/β⁺ (100%)
97Tc
Mass
96.906361 u
Abundance —
Half-life 4.21E+6 years
Spin/Parity 9/2+
Decay Mode(s) Electron capture (100%)
98Tc
Mass
97.907211 u
Abundance —
Half-life 4.2E+6 years
Spin/Parity (6)+
Decay Mode(s) β⁻ (100%)
99Tc
Mass
98.906250 u
Abundance —
Half-life 2.111E+5 years
Spin/Parity 9/2+
Decay Mode(s) β⁻ (100%)
100Tc
Mass
99.907653 u
Abundance —
Half-life 15.65 seconds
Spin/Parity 1+
Decay Mode(s) β⁻ (99.9974%), Electron capture (0.0026%)
101Tc
Mass
100.907305 u
Abundance —
Half-life 14.22 m
Spin/Parity 9/2+
Decay Mode(s) β⁻ (100%)
102Tc
Mass
101.909207 u
Abundance —
Half-life 5.28 seconds
Spin/Parity 1+
Decay Mode(s) β⁻ (100%)
103Tc
Mass
102.909174 u
Abundance —
Half-life 54.2 seconds
Spin/Parity 5/2+
Decay Mode(s) β⁻ (100%)
104Tc
Mass
103.911434 u
Abundance —
Half-life 18.3 m
Spin/Parity (3+)
Decay Mode(s) β⁻ (100%)
105Tc
Mass
104.911662 u
Abundance —
Half-life 7.64 m
Spin/Parity (3/2-)
Decay Mode(s) β⁻ (100%)
106Tc
Mass
105.914357 u
Abundance —
Half-life 35.6 seconds
Spin/Parity (1 2)
Decay Mode(s) β⁻ (100%)
107Tc
Mass
106.915458 u
Abundance —
Half-life 21.2 seconds
Spin/Parity (3/2-)
Decay Mode(s) β⁻ (100%)
108Tc
Mass
107.918493 u
Abundance —
Half-life 5.17 seconds
Spin/Parity (2)+
Decay Mode(s) β⁻ (100%)
109Tc
Mass
108.920254 u
Abundance —
Half-life 0.91 seconds
Spin/Parity (5/2+)
Decay Mode(s) β⁻ (100%), β⁻n (0.08%)
110Tc
Mass
109.923741 u
Abundance —
Half-life 0.900 seconds
Spin/Parity (2 3+)
Decay Mode(s) β⁻ (100%), β⁻n (0.04%)
111Tc
Mass
110.925899 u
Abundance —
Half-life 290 milliseconds
Spin/Parity (5/2+)
Decay Mode(s) β⁻ (100%), β⁻n (0.85%)
112Tc
Mass
111.929942 u
Abundance —
Half-life 271 milliseconds
Spin/Parity (2+)
Decay Mode(s) β⁻ (100%), β⁻n (1.5%)
113Tc
Mass
112.932569 u
Abundance —
Half-life 152 milliseconds
Spin/Parity (5/2+)
Decay Mode(s) β⁻ (100%), β⁻n (2.1%)
114Tc
Mass
113.937090 u
Abundance —
Half-life 100 milliseconds
Spin/Parity (GE 4)
Decay Mode(s) β⁻ (100%)
115Tc
Mass
114.940100 u
Abundance —
Half-life 78 milliseconds
Spin/Parity —
Decay Mode(s) β⁻ (100%)
116Tc
Mass
115.945020 u
Abundance —
Half-life 57 milliseconds
Spin/Parity —
Decay Mode(s) β⁻ (100%)
117Tc
Mass
116.948320 u
Abundance —
Half-life 44.5 milliseconds
Spin/Parity —
Decay Mode(s) β⁻ (100%)
118Tc
Mass
117.953526 u
Abundance —
Half-life 30 milliseconds
Spin/Parity —
Decay Mode(s) β⁻ (100%)
119Tc
Mass
118.956876 u
Abundance —
Half-life 22 milliseconds
Spin/Parity —
Decay Mode(s) β⁻ (100%)
120Tc
Mass
119.962426 u
Abundance —
Half-life 21 milliseconds
Spin/Parity —
Decay Mode(s) β⁻ (100%)
121Tc
Mass
120.966140 u
Abundance —
Half-life 22 milliseconds
Spin/Parity —
Decay Mode(s) β⁻ (100%)
122Tc
Mass
121.971760 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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