Question

b) A non metal X exists in two different forms Y and Z. Y is the hardest natural substance while Z is good
conductor of electricity. Identify the nonmetal X.​

Answer 1

Answer:

carbon

Explanation:

According to the question,

Y is diamond as it is the hardest substance ( and is a non-metal)

and z is graphite as it is a good conductor of electricity ( and is a non-metal)

And we know that carbon exists in two forms known as allotropes of carbon which are diamond and graphite therefore the given non metal is carbon