Alcohols, Carboxylic Acids And Esters

12 Questions | By Aaronczj | Updated: Mar 21, 2022 | Attempts: 4257

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Alcohols, Carboxylic Acids And Esters - Quiz

To test on your knowledge of alcohols, carboxylic acids and esters

Questions and Answers

1.

What are produced when ethanol is burns completely in air?
- A.
  
  Carbon monoxide and water
- B.
  
  Carbon and water
- C.
  
  Carbon dioxide and water
- D.
  
  Carbon monoxide and hydrogen
2.

Which is false about the formation of ethanol?
- A.
  
  Ethanol is produced through the hydration of ethane
- B.
  
  Ethanol contains a hydroxyl group
- C.
  
  Ethanol is used as a fuel
- D.
  
  Ethanol is a solvent
3.

What is the general molecular formula of alcohol?
- A.
  
  CnH2n+1OH
- B.
  
  CnH2nOH
- C.
  
  CnH2n+2OH
- D.
  
  CnH2n+1COOH
4.

What is the reaction between an alcohol and carboxylic acid called?
- A.
  
  Hydration
- B.
  
  Hydrolysis
- C.
  
  Esterification
- D.
  
  Polymerisation
5.

What are the conditions for dehydration of alcohols?
- A.
  
  Concentrated hydrochloric acid as dehydrating agent and temperature at 180 degrees celcius
- B.
  
  Concentrated sulfuric acid as dehydrating agent and temperature at 180 degrees celsius
- C.
  
  Concentrated sulfuric acid as dehydrating agent and pressure at 18 atm
- D.
  
  Concentrated carboxylic acid as dehydrating agent and temperature at 180 degrees celcius
6.

What are alcohols not used in?
- A.
  
  Wine
- B.
  
  Vinegar
- C.
  
  Plastics
- D.
  
  Methylated spirits
7.

Vinegar tastes sour because of ______.
- A.
  
  Ethanoic acid
- B.
  
  Ethanol
- C.
  
  Butanoic acid
- D.
  
  Ethyl ethanoate
8.

Esterification is a __________.
- A.
  
  Condensation reaction
- B.
  
  Irreversible reaction
- C.
  
  Addition reaction
- D.
  
  Neutralisation reaction
9.

What is true about carboxylic acids?
- A.
  
  Carboxylic acids are strong acids
- B.
  
  Carboxylic acids can react with metals
- C.
  
  Alkanes oxidize to form carboxylic acids
- D.
  
  Carboxylic acids cannot form hydrogen bonds
10.

What are the products of the reaction between methanol and ethanoic acid
- A.
  
  Ethyl methanoate and water
- B.
  
  CH3COOCH3 and hydrogen
- C.
  
  Methyl ethanoate and water
- D.
  
  CH3COOCH3 and hydrogen
11.

Which is true about ethanoic acid?
- A.
  
  It has a higher boiling point than ethanol
- B.
  
  It dissociates completely in water
- C.
  
  It dimerises in water
- D.
  
  It reacts with calcium carbonate to produce calcium ethanoate and water
12.

Esters are ________.
- A.
  
  Made from alcohols and non-organic acids
- B.
  
  Used to make perfumes and flavourings
- C.
  
  Poisonous
- D.
  
  Foul-smelling compounds