Y

Yttrium-84

Protons (Z)

39

Neutrons (N)

45

Mass number

84

Half-Life

39.5 m

Abundance

---

Mass

83.921 u

Mass Excess

-73,894.0 keV

Spin

(6+)

Discovered

1962

Binding energy per nucleon

8,588 keV

Neutron separation energy

9,759 keV

Proton separation energy

4,385 keV

Decay Mode

β⁺Strontium-84100%

Decay chain

Yttrium-84Z 39 · N 4539.5 m
β⁺100%