Periodic Table/Cobalt/⁶⁶Co

← 65Co67Co →

⁶⁶Co

Cobalt-66

Radioactive· Half-life: 194 ms

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

27

Neutrons (N)

39

Mass Number (A)

66

Atomic Mass

65.939443AMU

Spin / Parity

1+

Binding E/A

8.397keV

Natural Abundance

Trace / None

Half-life

194 ms

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

β⁻

100.0%

β⁻n

Decay Chain

⁶⁶CoCobalt194 ms

β⁻100.0%

β⁻n⁶⁵Ni

⁶⁶NiNickel2.27 d

β⁻100.0%

⁶⁶CuCopper5.12 min

β⁻100.0%

⁶⁶ZnZincSTABLE

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

Other Isotopes of Cobalt

47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78

← Back to CobaltData: IAEA NDS · ENSDF