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Question: Answered & Verified by Expert
Assertion: Among isomeric pentanes, 2,2dimethylpentane has highest boiling point.
Reason: Branching affects the boiling point.
ChemistryHydrocarbons
Options:
  • A
    If both Assertion and Reason are correct and the Reason is a correct explanation of the Assertion.
  • B
    If both Assertion and Reason are correct but Reason is not a correct explanation of the Assertion.
  • C
    If the Assertion is correct but Reason is incorrect.
  • D
    If the Assertion is incorrect but the Reason is correct.
Solution:
1008 Upvotes Verified Answer
The correct answer is:
If the Assertion is incorrect but the Reason is correct.
Among isomeric pentanes 2, 2-dimethylpentane has lowest boiling point and on branching point decreases.

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