Question

which is a nonmetal which is the hardest natural substances
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Answer 1

Answer:

The non-metal X is carbon. The hardest natural substance y is diamond and Z which is a good conductor of electricity is graphite.

Answer 2

Answer:

Hello friend

The non-metal X is carbon. The hardest natural substance y is diamond and Z which is a good conductor of electricity is graphite.

Carbon is a non-metal that can exist in different forms. Each form is called an allotrope. Diamond is an allotrope of carbon and it is the hardest natural substance known.

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