Assertion (A):- Solubility of n-alcohol in water decreases with increase in molecular weight.
Reason (R):- The reactive proportion of the hydrocarbon part in alcohols increases with increasing molecular weight which permits enhanced hydrogen bonding with water.

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$A$ is correct $R$ is not correct

Both $A & R$ are correct and $R$ is not the correct explanation of $A$

Both $A & R$ are correct and $R$ is correct explanation of $A$

$A$ is not correct $R$ is correct

answer is C.

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Detailed Solution

The reactive proportion of the hydrocarbon part in alcohols increases with increasing molecular weight which increases hydrophobic repulsion.

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