Back to Practice
AIPMT PRELIMS2001Chemistry-Organic Chemistry

AIPMT PRELIMS 2001 Chemistry IUPAC Nomenclature MCQ Question

Type: MCQ-conceptual-Medium-Class 11

The incorrect IUPAC name is:

A

CH3−C∣∣O−CH∣CH3−CH3\text{CH}_3 - \underset{\substack{|| \\ \text{O}}}{\text{C}} - \underset{\substack{| \\ \text{CH}_3}}{\text{CH}} - \text{CH}_3 2-methyl-3-butanone

B

CH3−CH∣CH3−CH∣CH2−CH3−CH3\text{CH}_3 - \underset{\substack{| \\ \text{CH}_3}}{\text{CH}} - \underset{\substack{| \\ \text{CH}_2-\text{CH}_3}}{\text{CH}} - \text{CH}_3 2, 3-dimethyl pentane

C

CH3−C≡CCH(CH3)2\text{CH}_3 - \text{C} \equiv \text{C}\text{CH}(\text{CH}_3)_2 4-methyl-2-pentyne

D

CH3−CH∣Cl−CH∣Br−CH3\text{CH}_3 - \underset{\substack{| \\ \text{Cl}}}{\text{CH}} - \underset{\substack{| \\ \text{Br}}}{\text{CH}} - \text{CH}_3 2-bromo-3-chloro butane

Correct Answer

Option A

Detailed Explanation

The correct name should be³⁻methyl−2l^{-2}-butanone.

Found an issue with this question?

Explore More Questions

All Chemistry QuestionsOrganic Chemistry – Some Basic Principles & Techniques QuestionsAIPMT PRELIMS 2001 PYQ