Given below are two statements : one is labelled as Assertion A and the other is labelled as Reason R:
Assertion A : Acetal/Ketal is stable in basic medium.
Reason R : The high leaving tendency of alkoxide ion gives the stability to acetal/ketal in basic medium.
In the light of the above statements, choose the correct answer from the options given below:

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A is true but R is false

A is false but R is true

Both A and R are true but R is NOT the correct explanation of A

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

answer is A.

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Detailed Solution

For Assertion : Acetal and ketals are basically ethers hence they must be stable in basic medium but should break down in acidic medium.
Hence assertion is correct
For reason : Alkoxide ion $(R O^{-})$ is not considered a good leaving group hence reason must be false.

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