Y

Yttrium-85

Protons (Z)

39

Neutrons (N)

46

Mass number

85

Half-Life

2.68 h

Abundance

---

Mass

84.916 u

Mass Excess

-77,842.0 keV

Spin

(1/2-)

Discovered

1952

Binding energy per nucleon

8,628 keV

Neutron separation energy

12,019 keV

Proton separation energy

4,481 keV

Decay Mode

β⁺Strontium-85100%

Decay chain

Yttrium-85Z 39 · N 462.68 h
β⁺100%
EC100%