Which compound is produced when phenol is heated with zinc dust?
Phenol (C₆H₅OH) is reduced to benzene (C₆H₆) when heated with zinc dust, removing the -OH group as ZnO and H₂.
Ref: NCERT Class 12 Chemistry > Chapter 7: Alcohols, Phenols and Ethers > Topic: Chemical Reactions of Phenols and Ethers and Uses