Question

Which of the following has highest boiling point?

• A. Ethoxy ethane
• B. n-Butane
• C. Pentanal
• D. Pentan-1-ol

Answer 1

Answer: (D)

$N$ - Butane $=-1^{\circ }C$
Pentanal $=103^{\circ }C$
Ethoxy ethane $=34.6^{\circ }C$
Pentanol $=138^{\circ }C$