Ir

Iridium-201

Protons (Z)

77

Neutrons (N)

124

Mass number

201

Half-Life

21.0 s

Abundance

---

Mass

200.979 u

Mass Excess

-19,840.0 keV

Spin

(3/2+)

Discovered

2008

Binding energy per nucleon

7,870 keV

Neutron separation energy

6,341 keV

Proton separation energy

8,579 keV

Decay Mode

β⁻Platinum-201100%

Decay chain

Iridium-201Z 77 · N 12421.0 s
β⁻100%
β⁻100%
β⁻100%