Question

A non-metal combines with oxygen to form two gases'A' and'B' . Gas'A' is poisonous but extinguishing fire . The non-metal also exist in two alotopic 'C' and'D' where'C' is the good conductor of electricity and'D' is the bad conductor of electricity. Name the non-metal and identify A,B,C,D.

Answer 1

Answer:

A- Co2

B- CO

C- Graphite

D- Diamond .

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Answer 2

Answer:

Explanation:

A..co carbon monoxide

B. Co2 carbon dioxide.

C. Graphite.

D. Diamond