Cobalt falls under number 27 in the periodic table. It is an element that has a rich blue colour and its used widely from alloys to glasses and even razor blades, more details are provide in this video.
Channels: Chemistry (General) Inorganic chemistry Organic Chemistry
Tags: Cobalt
Uploaded by: season_31 ( Send Message ) on 15-12-2011.
Duration: 3m 45s