Cadmium
Symbol: Cd

Atomic Number: 48
Atomic Weight: 112.41
Protons: 48
Neutrons: 64
Electrons: 48
Group: IIB

Brief Description:
A soft metal, cadmium is bluish-white. It is easily cut with a knife and is highly toxic. Cadmium is similar in many ways to zinc. It is an important component of long-life batteries, now used in laptop computers, CD players, cellular phones, and other electronic devices.