Question

(I) 1,2-dihydroxy benzene (II) 1,3-dihydroxy benzene

(III) 1,4-dihydroxy benzene (IV) Hydroxy benzene

The increasing order of boiling points of above mentioned alcohols is

• A. I < II < III < IV
• B. I< II < IV < III
• C. IV < I < II < III
• D. IV < II < I < III

Answer 1

Answer: (C)

IV < I < II < III

Answer 2

IV < I < II < III (due to extent of H-bonding)