Question

How us diamond a non -metal???​

Answer 1

$\huge\bf\underline{Answer:-}}$

In a graphite molecule, one valence electron of each carbon atom remains free, Thus making graphite a good conductor of electricity. Whereas in diamond, they have no free mobile electron. Hence there won't be flow of electrons That is the reason behind diamond are bad conductor electricity.

Answer 2

Answer:

diamond is a lustrous non metal

it does not show properties like meliability, ductility etc.

It is an allotrope of Carbon.

Step-by-step explanation:

Mark BRAINLIEST