Ir

Iridium-178

Protons (Z)

77

Neutrons (N)

101

Mass number

178

Half-Life

12.0 s

Abundance

---

Mass

177.961 u

Mass Excess

-36,254.0 keV

Spin

(3+)

Discovered

1972

Binding energy per nucleon

7,937 keV

Neutron separation energy

8,278 keV

Proton separation energy

1,587 keV

Decay Mode

β⁺Osmium-178100%

Decay chain

Iridium-178Z 77 · N 10112.0 s
β⁺100%
β⁺100%
β⁺100%
EC100%
β⁺100%