Question

Why diamond is a hardest substance known?​

Answer 1

Answer:

because it is made of natural when very much old trees die and they fall on earth and after many years they become hard and from that trees going deep to the earth surface they creates a hard surface called diamond

Answer 2

Answer:

The outermost shell of each carbon atom has four electrons. In diamond, these electrons are shared with four other carbon atoms to form very strong chemical bonds resulting in an extremely rigid tetrahedral crystal. It is this simple, tightly-bonded arrangement that makes diamond one of the hardest substances on Earth.

Explanation:

good night