Ho

Holmium-172

Protons (Z)

67

Neutrons (N)

105

Mass number

172

Half-Life

25.0 s

Abundance

---

Mass

171.945 u

Mass Excess

-51,480.0 keV

Spin

(0+)

Discovered

1991

Binding energy per nucleon

8,066 keV

Neutron separation energy

5,031 keV

Proton separation energy

8,759 keV

Decay Mode

β⁻Erbium-172100%

Decay chain

Holmium-172Z 67 · N 10525.0 s
β⁻100%
β⁻100%
β⁻100%