Question

diamond is a non metal but how it is the hardest matter on earth whit example​

Answer 1

Answer:

A material known as lonsdaleite has displaced diamond as the "world's hardest material". LONDON: A material known as lonsdaleite has displaced diamond as the "world's hardest material". ... The first, wurtzite boron nitride has a similar structure to diamond, but is made up of different atoms.

Answer 2

diamonds are made up of pure carbon. intence heat and pressure force the carbon to solidify, creating hundreds of diamond Crystal below the earth surface. And carbon metal within a diamond crystal connected to four other carbons through covalent bonding.