Oxidation of alcohols Quiz
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5 questions, one answer each
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1. Which type of alcohol is propan-2-ol?
- A. Primary
- B. Secondary
- C. Tertiary
- D. Quaternary
2. What is the product of heating butan-2-ol with acidified potassium dichromate(VI)?
- A. Butanal
- B. Butanoic acid
- C. Butanone
- D. No reaction
3. A mixture stays orange when warmed with acidified potassium dichromate(VI). Which compound could it contain?
- A. Ethanol
- B. Propan-2-ol
- C. Ethanal
- D. 2-Methylpropan-2-ol
4. Why is an aldehyde obtained when the product is distilled off as it forms?
- A. The aldehyde has a lower boiling point than the alcohol, so it leaves before it is oxidised further
- B. The aldehyde has a higher boiling point than the alcohol
- C. Distillation removes the oxidising agent
- D. The aldehyde reacts with water vapour
5. A liquid gives a silver mirror when warmed with Tollens' reagent. What does this show?
- A. It is a ketone
- B. It is a tertiary alcohol
- C. It is an aldehyde
- D. It is a carboxylic acid