Benzene: A simple aromatic hydrocarbon with a molecular formula C6H6, known for its highly stable ring structure.
Hydroxyl Group: A functional group consisting of an oxygen atom bonded to a hydrogen atom (-OH), characteristic of alcohols.
Acid: Base Reaction - A chemical reaction that involves the transfer of a proton (H+) from an acid to a base; phenol can act as an acid when it donates a hydrogen ion from its hydroxyl group