Neco 2020 Chemistry Question 27

Practice objective / multiple choice question 27 from the 2020 Neco Chemistry examination.

Neco 2020 Chemistry Objective / Multiple Choice Medium Difficulty
Question 27 NECO • 2020 • CHEMISTRY • objective

Compound C is (R)-2-bromobutane, \(\mathrm{CH_3CH(Br)CH_2CH_3}\). It is treated with excess aqueous NaI in acetone (Finkelstein reaction). (a) Identify the type of nucleophilic substitution mechanism that predominates. (b) Predict the configuration (R or S) of the main product and give its IUPAC name.

Answer Options

A. (S)-2-bromobutane
Correct Answer B. (S)-2-iodobutane
C. (R)-2-iodobutane
D. (R)-2-bromobutane
Correct Answer
B
Correct Option:
(S)-2-iodobutane

About This Question

This is Neco 2020 Chemistry Question 27. It is one of the objective questions from the 2020 Neco Chemistry examination.

Difficulty level: Medium .

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