Ni

Nickel-69m

Protons (Z)

28

Neutrons (N)

41

Mass number

69

Half-Life

3.5 s

Abundance

---

Mass

68.936 u

Mass Excess

-59,658.0 keV

Spin

(1/2-)

Discovered

1998

Binding energy per nucleon

8,618 keV

Neutron separation energy

4,266 keV

Proton separation energy

15,304 keV

Decay Mode

Decay chain

Nickel-69Z 28 · N 413.5 s
β⁻~100%
β⁻100%
β⁻100%