Cm

Curium

Actinide

Curium is a hard, dense, silvery radioactive metal named after Marie and Pierre Curie. It glows purple in the dark due to its intense radioactivity.

Key Facts

Atomic Number
96
Atomic Weight
247
State
Solid
Half-life
15.6 million years (Cm-247)
Discovered
1944
Glenn T. Seaborg, Ralph A. James, Albert Ghiorso

Overview

Description

Curium is a hard, dense, silvery radioactive metal named after Marie and Pierre Curie. It glows purple in the dark due to its intense radioactivity.

Discovery

Curium was discovered in 1944 by Glenn T. Seaborg, Ralph A. James, Albert Ghiorso.