Igcse Model Questions Vol1 2017 Chemistry Question 26

Practice objective / multiple choice question 26 from the 2017 Igcse Model Questions Vol1 Chemistry examination.

Igcse Model Questions Vol1 2017 Chemistry Objective / Multiple Choice Hard Difficulty
Question 26 IGCSE_MODEL_QUESTIONS_VOL1 • 2017 • CHEMISTRY • objective

An unknown alcohol containing only C, H and O is reacted with excess sodium metal according to \(2 \text{R-OH} + 2 \text{Na} \rightarrow 2 \text{R-Na} + \text{H}_2\). A 5.00 g sample of the alcohol produces 0.068 g of \(\text{H}_2\) gas. The alcohol is known to be an isomer of \(\mathrm{C_4H_{10}O}\). When the same alcohol is added to Lucas reagent, a cloudy solution forms within 5 seconds. Determine the IUPAC name of the alcohol.

Answer Options

A. 1-butanol (n-butanol)
Correct Answer B. 2-methyl-2-propanol (tert-butanol)
C. 2-methyl-1-propanol (isobutanol)
D. 2-butanol (sec-butanol)
Correct Answer
B
Correct Option:
2-methyl-2-propanol (tert-butanol)

About This Question

This is Igcse Model Questions Vol1 2017 Chemistry Question 26. It is one of the objective questions from the 2017 Igcse Model Questions Vol1 Chemistry examination.

Difficulty level: Hard .

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