01 About Zinc
Essential for over 300 enzymes in the human body. Galvanising - coating steel with zinc - prevents rusting and protects billions of tonnes of infrastructure.
02 Physical Properties
State at room temperature๐ชจ Solid
Melting point419.5 ยฐC
Boiling point907 ยฐC
Density7.133 g/cmยณ
Atomic mass65.38 u
Electron configuration2,8,18,2
Period / GroupPeriod 4, Group 12
BlockD-block
03 Discovery
Zinc was discovered in 1746 by Marggraf.