Assertion :Branched alkanes has lower boiling point than their unbranched isomers. Reason: Branched alkanes has relatively small surface area, so less London's dispersion force act among molecules.

Both Assertion and Reason are correct and Reason is the correct explanation for Assertion

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Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion

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Assertion is correct but Reason is incorrect

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Assertion is incorrect but Reason is correct

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Solution

The correct option is A Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
Branched alkanes has relatively small surface area, so less London's dispersion force act among molecules resulting in lower boiling point.

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Assertion :Branched alkanes has lower boiling point than their unbranched isomers. Reason: Branched alkanes has relatively small surface area, so less London's dispersion force act among molecules.

The correct option is A Both Assertion and Reason are correct and Reason is the correct explanation for AssertionBranched alkanes has relatively small surface area, so less London's dispersion force act among molecules resulting in lower boiling point.

The correct option is A Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
Branched alkanes has relatively small surface area, so less London's dispersion force act among molecules resulting in lower boiling point.