01 About Calcium
The most abundant metal in the human body - 99% of it is in bones and teeth. Calcium compounds like limestone shaped human civilisation.
02 Physical Properties
State at room temperature๐ชจ Solid
Melting point842 ยฐC
Boiling point1484 ยฐC
Density1.54 g/cmยณ
Atomic mass40.078 u
Electron configuration2,8,8,2
Period / GroupPeriod 4, Group 2
BlockS-block
03 Discovery
Calcium was discovered in 1808 by Davy.