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Atomic Number: 48
Cd
Cd

Cadmium

112.4100 u

Category

transition metal

State at Room Temperature

solid

Electron Configuration

1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰ 4p⁶ 5s² 4d¹⁰

Valence Electrons

2

Lewis Dot:••

Electronegativity

1.69

Pauling scale

Oxidation States

+2

Melting Point

594.22 K

321.07°C

Boiling Point

1040 K

766.85°C

Density

8.65

g/cm³

Position in Table

Group 12Period 5d-block

Discovery

Historical Information

Discovered byFriedrich Stromeyer
Year1817

Common Uses

Applications & Industries

Batteries, pigments, coatings, nuclear reactor control rods

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