Question
How are the following pairs related?
Ethane and propane.
Ethane and propane.
✓
Answer
Ethane and propane are homologues and belong to the same homologous series. They differ from each other by one $CH _2$ group. The formula of propane is $\left( C _3 H _8\right)$ and the formula of ethane is $\left( C _2 H _6\right)$.
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