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A cyclic compound 'X' has the molecular ...

A cyclic compound 'X' has the molecular formula CH. It is an unsaturated compound and burns with a sooty flame. Identify 'X' and write its structural formula. Is 'X' more reactive than its saturated homologue and if so, why?

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.X. is benzene. Structural formula of benzene is

Benzene is more reactive than its saturated homologue as the double bonds increase the reactivity.
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