The homologous series to which C3H8 belongs are the alkanes hence it is in the same group as CH4.
What is a homologous series?
The term homologous series refers to a family of molecules. The molecules in this family have the same functional group and differ from each other by -CH2-group.
The homologous series to which C3H8 belongs are the alkanes hence it is in the same group as CH4.
Learn more about homologous series:https://brainly.com/question/14953274
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