Assertion: Among the isomeric alkanes, the branched chain isomers have lower boiling point than the straight chain isomers.Reason: With branching of chain surface area decreases and the vander waal forces of attraction which depend upon surface area also tend to decreases.(a) A is correct, R is correct and R is a correct explanation of A.(b) A is not correct,R is correct and R is not a explanation for A.(c) Both A and R are wrong.(d) R is correct reason but A is wrong.

Assertion: Among the isomeric alkanes, the branched chain isomers have

1.	Assertion: Among the isomeric alkanes, the branched chain isomers have lower boiling point than the straight chain isomers.Reason: With branching of chain surface area decreases and the vander waal forces of attraction which depend upon surface area also tend to decreases.(a) A is correct, R is correct and R is a correct explanation of A.(b) A is not correct,R is correct and R is not a explanation for A.(c) Both A and R are wrong.(d) R is correct reason but A is wrong.
Answer» (a) A is correct, R is correct and R is a correct explanation of A.

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