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Which compound can covert phenol back to benzene?(a) CrO3(b) Zinc dust(c) Pyridine(d) Strong acidI had been asked this question by my school principal while I was bunking the class.Query is from Alcohols and Phenols in portion Alcohols, Phenols and Ethers of Chemistry – Class 12

Answer» CORRECT choice is (B) Zinc dust

The best I can explain: When HEATED with zinc dust, the C-O bond in phenol is broken and it is reduced to BENZENE and zinc OXIDE.


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