K

Potassium-42

Protons (Z)

19

Neutrons (N)

23

Mass number

42

Half-Life

12.36 h

Abundance

---

Mass

41.962 u

Mass Excess

-35,022.03 keV

Spin

2-

Discovered

1935

Binding energy per nucleon

8,551 keV

Neutron separation energy

7,534 keV

Proton separation energy

9,244 keV

Decay Mode

β⁻Calcium-42100%

Decay chain

Potassium-42Z 19 · N 2312.36 h
β⁻100%