A...... Diol has two hydroxyl groups on ...... Carbon atoms.

A ………………..diol has two hydroxy1 group on……………………. C atoms

An amino acid with a hydroxyl group is

The number of hydroxyl group(s) in Q is

Assertion: Aryl halides cannot be prepared by replacement of hydroxyl group of phenol by halogen atom. Reason: Phenols react with halogen acids violently.

A compound having straight chain of five carbon atoms has one ketone group and two methyl group on different-defferent carbon atoms. The IUPAC name of the compound is:

The number of hydroxyl groups in glucose is