Md

Mendelevium-250

Protons (Z)

101

Neutrons (N)

149

Mass number

250

Half-Life

54.0 s

Abundance

---

Mass

250.084 u

Mass Excess

78,400.0 keV

Spin

(2-)

Discovered

1973

Binding energy per nucleon

7,442 keV

Neutron separation energy

6,851 keV

Proton separation energy

2,408 keV

Decay Mode

β⁺SF0.026%

Decay chain

Mendelevium-250Z 101 · N 14954.0 s
β⁺92.974%
α~100%
α~100%
α~100%
α~100%
α~100%
α~100%
α~100%
α100%
α99.98%
β⁻100%
β⁻99.976%
α100%
β⁻~100%
β⁻~100%
α100%