Question

Pentan-2-one and 3-methylbutan-2-one are

• A. Optical isomers
• B. Chain isomers
• C. Metamers
• D. Tautomers

Answer 1

Answer: (C)

$C{H}_{3}C-\underset{\stackrel{||}{O}}{C}-C{H}_2-C{H}_3$ and $C{H}_3-\underset{\stackrel{|}{C}{H}_3}{C}H-\underset{\stackrel{||}{O}}{C}-C{H}_3$ are metamers