By: Zac

The discovery of platinum

Antonio de Ulloa discovered platinum in 1735. Platinum is spanish for silver.

The Properties of platinum

Platinum is number 78. The atomic weight is 195. There are 117 neutrons and 78 protons and electrons.

Physical descripion

Mostly found in South America. Platinum is never found pure. Rocky and hard till made in to platinum ingot.


jewelry, laboratory equipment, and electricity.


3215 F melting point, boiling point 6917 F.