Neco Model Questions Vol1 2017 Chemistry Question 11
Practice objective / multiple choice question 11 from the 2017 Neco Model Questions Vol1 Chemistry examination.
A 5.00 g sample of an unknown monohydric alcohol reacts with excess sodium metal according to \(2\,\text{Na} + 2\,\text{ROH} \rightarrow 2\,\text{NaOR} + \text{H}_2\). The volume of hydrogen gas collected at STP is 1.22 L. (a) Determine the molar mass of the alcohol. (b) Identify the alcohol from the following options: methanol \(\text{CH}_3\text{OH}\), ethanol \(\text{C}_2\text{H}_5\text{OH}\), propan-1-ol \(\text{C}_3\text{H}_7\text{OH}\), butan-1-ol \(\text{C}_4\text{H}_9\text{OH}\).
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About This Question
This is Neco Model Questions Vol1 2017 Chemistry Question 11. It is one of the objective questions from the 2017 Neco Model Questions Vol1 Chemistry examination.
Difficulty level: Hard .
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