Hf
Hafnium-174
Protons (Z)
72
Neutrons (N)
102
Mass number
174
Half-Life
2.0 Py
Abundance
0.16%
Mass
173.94 u
Mass Excess
-55,844.6 keV
Spin
0+
Discovered
1939
Binding energy per nucleon
8,069 keV
Neutron separation energy
8,504 keV
Proton separation energy
6,253 keV
Decay Mode
- α→Ytterbium-170100%
- β⁺
Decay chain
- HfHafnium-174Z 72 · N 1022.0 Py
- α100%