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