Ar

Argon-46

Protons (Z)

18

Neutrons (N)

28

Mass number

46

Half-Life

8.4 s

Abundance

---

Mass

45.968 u

Mass Excess

-29,771.3 keV

Spin

0+

Discovered

1974

Binding energy per nucleon

8,412 keV

Neutron separation energy

8,072 keV

Proton separation energy

18,800 keV

Decay Mode

β⁻Potassium-46100%

Decay chain

Argon-46Z 18 · N 288.4 s
β⁻100%
β⁻100%