Symbol
Cd
Atomic Number
48
Atomic Mass
112.414
Protons
48
Neutrons
64
Electrons
48
Type
Transition Metal
Isotopes
Cadmium-106, Cadmium-108, Cadmium-110, Cadmium-111, Cadmium-112, Cadmium-113, Cadmium-114, Cadmium-116
Discovery Year
1817
Discovered By
Friedrich Stromeyer
Group
12
Period
5
Boiling Point
1875°F
Melting Point
606.1°F
Electron Configuration
[Kr] 5s²
Density (g/cm³)
8.65
Crystal Structure
Hexagonal close-packed
Magnetism
Diamagnetic
Abundance in Earth's Crust
0.0008%
Phase at Room Temperature
Solid