Ir
Iridium-204
Protons (Z)
77
Neutrons (N)
127
Mass number
204
Half-Life
2.0 s
Abundance
---
Mass
203.99 u
Mass Excess
-9,570.0 keV
Spin
---
Discovered
2011
Binding energy per nucleon
7,823 keV
Neutron separation energy
3,271 keV
Proton separation energy
9,589 keV
Decay Mode
Decay chain
- IrIridium-204Z 77 · N 1272.0 s
- β⁻
- β⁻100%
- β⁻100%