Periodic Table/Technetium/¹²²Tc

← 121Tc

¹²²Tc

Technetium-122

Radioactive

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

43

Neutrons (N)

79

Mass Number (A)

122

Atomic Mass

121.971760AMU

Spin / Parity

1+

Binding E/A

7.831keV

Natural Abundance

Trace / None

Half-life

Unknown

Decay Modesoverview · half-life · α · β⁻ · β⁺

β⁻

β⁻n

2n

Decay Chain

¹²²TcTechnetium?

β⁻

β⁻n¹²¹Ru

2n¹²⁰Tc

¹²²RuRuthenium25.0 ms

β⁻100.0%

β⁻n¹²¹Rh

2n¹²⁰Ru

¹²²RhRhodium51.0 ms

β⁻100.0%

β⁻n¹²¹Pd3.90%

2n¹²⁰Rh

¹²²PdPalladium193 ms

β⁻100.0%

β⁻n¹²¹Ag2.50%

¹²²AgSilver529 ms

β⁻100.0%

β⁻n¹²¹Cd0.19%

¹²²CdCadmium5.24 s

β⁻100.0%

¹²²InIndium1.50 s

β⁻100.0%

¹²²SnTinSTABLE

8-step decay chain → stable · Primary path shown · branching ratios indicated

Other Isotopes of Technetium

83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122

← Back to TechnetiumData: IAEA NDS · ENSDF