The British inventor and a chemist, Sir Humphrey Davy discovered Calcium in 1808 when he electrolyzed a mix of lime and mercuric oxide. He also discovered magnesium, barium and boron based on this electrolysis.

The British inventor and a chemist, Sir Humphrey Davy discovered Calcium in 1808 when he electrolyzed a mix of lime and mercuric oxide. He also discovered magnesium, barium and boron based on this electrolysis.

how and when did he find it? i need it for a school project…