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JEE CHEMISTRY MCQ: ORGANIC CHEMISTRY-SOME BASIC PRINCIPLES AND TECHNIQUES

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Which of the following is not a meta-directing substituent when present on the benzene ring?

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Correct option: A

-\mathrm{NHCOCH}_3

Option A (

-\mathrm{NHCOCH}_3

) is correct because it is an ortho-para directing group due to resonance (+R effect), while the others are meta-directing due to electron-withdrawing inductive or resonance effects.

More Questions from ORGANIC CHEMISTRY-SOME BASIC PRINCIPLES AND TECHNIQUES

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Keto-enol tautomerism is not observe in How many isomers of

{C_5}{H_{11}}OH

will be primary alcohols? Which statement is true? Common reactions of benzene and its derivatives are: How many structural formulae are possible for

{\mathrm{C}_5}{\mathrm{H}_{11}}\mathrm{Cl}?

Assertion (A): The compounds that have the same constitution and sequence of covalent bonds but differ in relative positions of their atoms or groups in space are called stereoisomers.

Reason (R): Stereoisomerism is a special type of isomerism which can be classified as geometrical and optical isomerism