1. What are the products formed by the complete combustion of an alcohol?
2. What elements do all alcohols contain?
3. Which of the following alcohols is the most flammable?
4. When an alcohol dissolves in water a solution forms, that is a solution with a pH of .
5. Which of the following alcohols is the least soluble in water?
6. Which alcohol is found in alcoholic drinks?
7. What group in an alcohol molecule reacts with sodium metal?
8. What is formed when sodium metal reacts with ethanol?
a) Sodium chloride and hydrogen b) Sodium hydroxide and water c) Ethanoic acid and hydrogen d) Sodium ethoxide and hydrogen
9. Which part of an alcohol molecule is generally unreactive?
a) Hydroxyl group b) Hydrogen atoms c) Oxygen atom d) Alkyl group
10. Which alcohol reacts fastest with sodium?
a) Methanol b) Ethanol c) Propanol d) Butanol
11. What is the general trend in the reactivity of alcohols with sodium as the chain length increases?
a) Increases b) Decreases c) Stays the same d) No trend is observed
12. What gas is released when an alcohol reacts with sodium?
a) Hydrogen b) Oxygen c) Water vapour d) Carbon dioxide
13. What ion forms when sodium metal reacts with an alcohol?
a) Hydroxide ion b) Ammonium ion c) Alkoxide ion d) Carbonate ion
14. What common oxidising agent is used in the lab to oxidise an alcohol?
a) Sodium chloride b) Sulfuric acid c) Potassium dichromate d) Sodium hydroxide
15. What is the product of the oxidation of ethanol?
a) Ethanoic acid b) Methanoic acid c) Butanoic acid d) Carbon dioxide
