Monday 18 February 2013

Who Discovered Cobalt (Co)?


Georg Brandt was a Swedish chemist and mineralogist who discovered cobalt.He was the first person to discover a metal unknown in ancient times.
Brandt, was born in RiddarhyttanSkinnskatteberg parish, Västmanland to Jurgen Brandt, a mineowner and pharmacist, and Katarina Ysing.

  • Born: 26 June 1694, Riddarhyttan
  • Died: 29 April 1768 (Aged 73) Stockholm (Prostate Cancer)
  • Nationality: Swedish
  • Fields: Chemistry, Mineralogy
  • Institution: Uppsala University
  • Known For: Discovering Cobalt.
  • Date of Discovery: 1937 (No exact Date)

Tuesday 12 February 2013

Cobalt(Co)






Is a Chemical Element with a Symbol CO and atomic number [27], [58.93].
Cobalt is found naturally only in chemically combined form. The free element, produced by reductive smelting, is a hard, lustrous, silver-gray metal.


  • Name: Cobalt
  • Symbol: Co
  • Number: 27
  • Color: Metallic Gray
  • Phase: Solid
  • Group: 9
  • Period: 4
  • Block: D
  • Standard Atomic Weight: 58.933195(5)
  • Type: Solid