Alcohols Quiz
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5 questions, one answer each
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1. Which functional group defines an alcohol?
- A. −COOH
- B. −OH
- C. C=C
- D. −COO−
2. Which gas is produced when ethanol reacts with sodium?
- A. Oxygen
- B. Carbon dioxide
- C. Hydrogen
- D. Chlorine
3. What is formed when ethanol is oxidised?
- A. Ethene
- B. Ethanoic acid
- C. Ethyl ethanoate
- D. Methanol
4. Which statement about methanol, ethanol and propanol is correct?
- A. They form acidic solutions in water
- B. They do not burn in air
- C. They dissolve in water to form a neutral solution
- D. They react violently with sodium producing chlorine
5. A bottle of wine is left open for several weeks and develops a sour, vinegary taste. Which process best explains this?
- A. Fermentation of sugar by yeast
- B. Oxidation of ethanol to ethanoic acid by microbial action
- C. Polymerisation of ethanol
- D. Neutralisation of the wine by air