Kr

Krypton-81

Protons (Z)

36

Neutrons (N)

45

Mass number

81

Half-Life

229.0 ky

Abundance

---

Mass

80.917 u

Mass Excess

-77,696.2 keV

Spin

7/2+

Discovered

1950

Binding energy per nucleon

8,683 keV

Neutron separation energy

7,874 keV

Proton separation energy

9,096 keV

Decay Mode

ECBromine-81100%

Decay chain

Krypton-81Z 36 · N 45229.0 ky
EC100%