Q.

Assertion (A) : Hydrolysis of an alkyl chlorde is a slow reaction but in the presence of NaI, the rate of the hydrolysis increases.
Reason (R) : I- is a good nucleophile as well as a good leaving group
In the light of the abvoe statements, choose the correct answer from the options given below

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a

Both A and R are true and R is the correct explanation of A

b

A is false but R is true

c

Both A and R true abut R is NOT the correct explanation of A

d

A is true but R is false

answer is D.

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Detailed Solution

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Inpresence of NaI, CI get replaced by I, as I is better L.G. than Cl reaction becomes faster
Nucleophilicity α  polarizing power
Nucleophilicity  α size of anion, IΘ is good NuΘ due to high polarizability

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Assertion (A) : Hydrolysis of an alkyl chlorde is a slow reaction but in the presence of NaI, the rate of the hydrolysis increases.Reason (R) : I- is a good nucleophile as well as a good leaving groupIn the light of the abvoe statements, choose the correct answer from the options given below