Which hydrocarbon has a higher boiling point than its straight-chain isomer with the same molecular formula C₅H₁₂?
Straight-chain pentane has a higher boiling point than branched isomers like 2,2-dimethylpropane due to greater surface area and stronger van der Waals forces.
Ref: NCERT Class 11 Chemistry > Chapter 9: Hydrocarbons > Topic: Directive Influence and Carcinogenicity and Uses