Chemistry Purification, Classification and Nomenclature of Organic Compounds Classification and Nomenclature of Organic Compounds More Than One Correct MCQ
Published on: August 14, 2026

The selected parent chain is numbered using Arabic numericals and the position of alkyl groups are

indicated by the no. of c-atom to which the alkyl group is attached. The numbering is done in such a way that the substituted c-atoms have the lowest possible numbers. When series of the locants are present then

the numbering of the chain is done is different ways and the position of the locants are compared terms by term.

The series which contains the lowest no. on the occasion of first difference represent the selected chain.

(i) Given correct IUPAC name for -

A
2-methylbut-3-ene 3,4,9- trimethyl decane 2,4,5- trimethyl hexane
B
3-methylbutene 2,7,8- trimethyl decane 2,3,5- trimethyl hexane
C
2-methylbut- 1- ene 3, 4 dimethyl- 8- monomethyl decane 1,3,5- trimethyl hexane
D
isobutylene (ii) Which one is correct IUPAC name for - Neodecane (iii) Which one is correct IUPAC name for (H 3 C) 2 CH – CH (CH 3 ) –CH 2 – CH (CH 3 ) 2 Neo decane

Share this question

For Instagram sharing, use “Apps” on mobile or copy the link.

Text Solution

Verified by Experts
The correct answer is:
B,D

(i)

Sol. 3-methylbutene

(ii)

Sol. 2,7,8- trimethyl decane

(iii)

Sol. 2,4,5- trimethyl hexane

Prepare Smarter with CGP Edu

Get practice questions, solutions, and test series in one place.

Write a Review

Share your experience with this question and solution.

Commentary

Send your comment, doubt, correction, or feedback to admin.

Student Reviews

What students say about this solution

No reviews yet. Be the first to write a review.

Similar Questions

Explore conceptually related problems

CG
CGP Question Assistant Question Bank + AI Help
Hi! Type your question or upload one screenshot. First I will search related questions from CGP Edu Question Bank. If none match, type YES and I will solve it with AI.
Upload only one screenshot at a time. Flow: Question Bank first → If not matched, type YES for AI solution.