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WHAT are free...

Question

WHAT are free carbons,why coal ,coke,diamond,and graphite are considered as free carbon.

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Solution

Dear Student

Free carbon means elemental carbon. i.e. it is in pure form as an element and not as a compound.

All of the coal ,coke,diamond,and graphite are only carbon & not any compound.
All have chemical formula - C
These are allotropes.

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