Platinum-188 (Pt-188)

Identity

Protons

78

Neutrons

110

Mass number

188

Mass

188.0 ± 5.7 u

Mass excess

-37.821 MeV

Spin

0+

Stability

Half-life: 10.2 days

Natural occurrence

Not found in nature

Decays to

• electron capture 100.0 % → Ir-188
• alpha 0.000026 % → Os-184