1.

Assertion : In the presence of alkalineKMnO_(4) 4-methylacetophenone is oxidised to benzoic acid. Reason : Keto group is oxidised to -COOH group.

Answer»

If both assertion and REASON are true and reason is the correct explanation of assertion.
If both assertion and reason are true but reason is not the correct explanation of assertion.
If assertion is true but reason is false.
If both assertion and reason are false.

Solution :Alkaline `KMnO_(4)` will OXIDISE both, `-CH_(3) and -COCH_(3)` GROUPS to `-COOH` group.
HENCE benzene-1, 4-dicarboxylic acid (terephthalic acid) will be formed.


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