Which of the following set of compounds does not belong to same homologous series ?

Which of the following set of compounds does not belong to same homologous series ?
  1. CH4 and C4H10
  2. C2H6 and C3H8
  3. C3H8 and C5H12
  4. C4H8 and C5H12

Solution

C4H8 and C5H12

Asked in: CBSE

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