Neco 2017 Chemistry Question 5
Practice objective / multiple choice question 5 from the 2017 Neco Chemistry examination.
5.0 g of 2‑propanol (\(\text{C}_3\text{H}_8\text{O}\), molar mass 60.10 g\,mol\(^{-1}\)) that is 92% pure by mass is oxidised with excess potassium dichromate in acidic medium according to \(3 \text{C}_3\text{H}_8\text{O} + \text{K}_2\text{Cr}_2\text{O}_7 + 4 \text{H}_2\text{SO}_4 \rightarrow 3 \text{C}_3\text{H}_6\text{O} + \text{Cr}_2(\text{SO}_4)_3 + \text{K}_2\text{SO}_4 + 7 \text{H}_2\text{O}\). Determine the mass of acetone (\(\text{C}_3\text{H}_6\text{O}\)) formed.
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About This Question
This is Neco 2017 Chemistry Question 5. It is one of the objective questions from the 2017 Neco Chemistry examination.
Difficulty level: Medium .
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