(So named (Latin cadmia, "zinc ore") by Friedrich Strohmeyer, German chemist, because it is frequently found associated with zinc) A silver-white, malleable, ductile, metallic chemical element occurring as a sulfide or carbonate in zinc ores. It is used in some low-melting alloys, electroplating, rechargeable batteries, etc. It has highly toxic dust and fumes.

Symbol: Cd
Atomic number: 48
Atomic weight: 112.411
Density (at room temperature and pressure): 8.65 g/cc
Melting point: 321.07°C
Boiling point: 765°C
Valence: +2
Ground state electron configuration: [Kr]4d105s2