Assertion :Treatment of phenol with nitrous acid yields p-benzoquinone monoxime. Reason: p-nitrosophenol and p-benzoquinone monoxime are tautomers

Both Assertion and Reason are correct and Reason is the correct explanation for Assertion

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Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion

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Assertion is correct but Reason is incorrect

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Both Assertion and Reason are incorrect

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Solution

The correct option is B Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion
Nitrous acid gives nitrosomine ion $(N O^{+})$ which attacks phenol at less hindered p-position of form p-nitrosophenol which is a tautomer of p-benzoquinone monoxide

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Similar questions

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Reason (R) - OH group in phenol is o-,p-directing.
(a) Assertion and reason both are correct and reason is correct explanation of assertion.
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Assertion :Treatment of phenol with nitrous acid yields p-benzoquinone monoxime. Reason: p-nitrosophenol and p-benzoquinone monoxime are tautomers

The correct option is B Both Assertion and Reason are correct but Reason is not the correct explanation for AssertionNitrous acid gives nitrosomine ion (NO+) which attacks phenol at less hindered p-position of form p-nitrosophenol which is a tautomer of p-benzoquinone monoxide

The correct option is B Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion
Nitrous acid gives nitrosomine ion $(N O^{+})$ which attacks phenol at less hindered p-position of form p-nitrosophenol which is a tautomer of p-benzoquinone monoxide