AIIMS2019Chemistry-Organic Chemistry

AIIMS 2019 Chemistry Phenols Assertion Reason Question

Type: Assertion Reason-conceptual-Medium-Class 11

Assertion: Phenol is more acidic then m-methoxy phenol Reason: –OCH3\text{–OCH}_3 shows +I effect

A

If both assertion and reason are true and reason is the correct explanation of assertion.

B

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

C

If assertion is true but reason is false.

D

If both assertion and reason are false.

Correct Answer

Option D

Detailed Explanation

m-Methoxy phenol, also known as 3-methoxyphenol, has a molecular structure characterized by a phenolic ring (C₆H₄) with a methoxy group (–OCH₃) attached to the meta position relative to the hydroxyl group (–OH). This arrangement leads to the chemical formula C₇H₈O₂, which distinguishes it from other isomers. The other options are not relevant as they do not provide valid structures or representations of m-methoxy phenol, thereby failing to depict its unique characteristics. Understanding the positioning of substituents on the aromatic ring is crucial for grasping the properties and reactivity of phenolic compounds.

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