Wednesday, September 7, 2011

Platinum Information Facts Data - Jewellery

Facts and Data about Platinum
Platinum is a dense (heavy) hard silvery metallic element, a precious
metal used in jewellery, coins, chemical engineering, and a catalyst
used in industry and for car exhausts.
Atomic Number: 78
Atomic Weight: 195.08
Density or Specific Gravity: 21.45
Melting Point: 1768.90 Celsius
Hardness (Moh) 4.3

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