Platinum

It's not just for rich people

Basic Info

Atomic Symbol: Pt

Atomic Number: 78

Atomic Weight: 195.084

Group: 10

Period: 6

Color: Greyish-White

Classification: Metallic

History

Platinum was discovered by Antonio Ulloa in 1735. This precious metal was discovered in South America. The name comes from the Spanish word "platina" which means silver. The element was also found in the Ural Mountains, Russia in 1822.

Uses

Jewelery

Wires

Dentistry

Electrical Contacts

Thermocouple Elements

Biology (in humans)

Has no biological role.

Geology (in the universe)

Platinum can be found in pure form or mixed with gold, nickel, copper, palladium, ruthenium, rhodium, iridium, and osmium

Properties

Does not oxidize in air.

Malleable and ductile.

Insoluable.

Interesting Facts

Platinum is one of the only elements with an alchemical symbol