Waec Model Questions Vol1 2022 Chemistry Question 18
Practice objective / multiple choice question 18 from the 2022 Waec Model Questions Vol1 Chemistry examination.
A 10.0 g sample of a mixture of 2‑butanol and 1‑butanol contains 60 % (by mass) 2‑butanol. The mixture is oxidised with excess K₂Cr₂O₇/H₂SO₄. Only 2‑butanol is converted to butan‑2‑one (C₄H₈O) in a 1:1 molar ratio, and the reaction proceeds with 90 % efficiency for this alcohol. Calculate the mass of butan‑2‑one obtained (give your answer to two decimal places).
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About This Question
This is Waec Model Questions Vol1 2022 Chemistry Question 18. It is one of the objective questions from the 2022 Waec Model Questions Vol1 Chemistry examination.
Difficulty level: Hard .
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