Connecting Chemistry


Atomic symbol: Cd
Atomic number: 48
Atomic mass: 112.41

Appearance: Soft, silvery-white at 25°C

Group: 12
Period: 5
Series: Transition metals
Block: d
Electron configuration: 1s² 2s² 2p⁶ 3s² 3p⁶ 3d¹⁰ 4s² 4p⁶ 4d¹⁰ 5s²

Malleable, ductile, resistant to corrosion and toxic.

Cadmium is being used less and less due to its toxicity.

Fun Fact! Cadmium forms brightly colored compounds which were historically used as a pigment in red, orange and yellow paints. Vincent van Goph was one notable user of cadmium-pigmented paints.