Question

The hardest substance diamond is a form of​



OPTION

1.silver
2.carbon
3 platinum​

Answer 1

The hardest substance diamond is a form of​ carbon.

• The hardest allotrope of carbon is diamond.
• There are four electrons in the outermost shell of carbon atom.
• The carbon atom shares its electrons with four other carbon atoms to complete the valency in its outermost shell.
• The high density and the arrangement of carbon atoms is the reason that diamond is the hardest known substance.