Platinum

Most expensive metal

Platinum

Symbol- Pt

Atomic Number- 78

Atomic Mass- 195.084

Group- 10

Period- 6

History

Discover- Antonio De Ulloa

Place of Discovery- South America

Date Found- 1753

Origin Name- From Spanish word "platina"

Properties/Description

Beautiful silvery-white

When pure it is malleable and ductile

Geology/ Biology

Free element, usually mixed with other metals

Has no Bioloical role

Found in humans

Uses

Used for jewelery

Wire

Vessels for laboratory

Electrical contract