Connecting Chemistry


Atomic symbol: Sn
Atomic number: 50
Atomic mass: 118.71

Appearance: Silvery-white or gray solid at 25°C

Group: 14
Period: 5
Series: Post-transition metals
Block: p
Electron configuration: 1s² 2s² 2p⁶ 3s² 3p⁶ 3d¹⁰ 4s² 4p⁶ 4d¹⁰ 5s² 5p²

Mainly used in combination with other metals, both to make solder and to plate other metals.

Tin is alloyed with copper to make bronze.

Fun Fact! A high-pitched screeching sound is produced when a bar of tin is bent, known as a “tin cry”, due to the breaking of the crystal structure of the atoms.