Connecting Chemistry


Atomic symbol: Pt
Atomic number: 78
Atomic mass: 195.08

Appearance: Silvery white solid at 25°C

Group: 10
Period: 6
Series: Transition metals
Block: d
Electron configuration: 1s² 2s² 2p⁶ 3s² 3p⁶ 3d¹⁰ 4s² 4p⁶ 4d¹⁰ 5s² 5p⁶ 4f¹⁴ 5d⁹ 6s¹

A soft, dense, and rare precious metal.

Platinum is malleable and ductile, resistant to corrosion and has a high melting point.

Used in jewelry, catalysts, alloys, and in magnets.

Fun Fact! Platinum is named after the Spanish word “platina” meaning little silver.