Multiple choice

The pair of compounds representing isomers is

  1. methane and ethane.

  2. propane and butane.

  3. butene-1 and butene-2.

  4. propene and butene.

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Isomers are compounds with the same molecular formula but different structural arrangements. Butene-1 and butene-2 are structural isomers due to the position of the double bond.