PRPM112L EXAM REVIEW

1. Methanol can be oxidized to what compound upon using a hot catalyst such as heated copper wire?

• a. methyl acetate

• b. acetone

• c. propanol

• d. formaldehyde

2. When primary alcohols are oxidized, they are converted to what organic compounds?

a. amides

b. esters

c. aldehydes

d. amines

• a

• b

• c

• d

3. The following describes phenol, except:

a. toxic, colorless crystalline solid

b. sweet tarry odor

c. also known as carbolic acid

d. analgesis agent

• d

• a

• b

• c

4. Phenols react with dilute aqueous sodium hydroxide to form what water-soluble product?

a. sodium phenoxide

b. mercury-phenol complex

c. ferric phenoxide

• a

• b

• c

5. What happens to the solubility of alcohols with water when its alkyl chain becomes longer?

a. increase

b. decrease

c. no change

• a

• b

• c

6. Phenolphthalein reacts with basic solutions to produce what color of solution?

a. blue

b. yellow

c. green

d. pink

• a

• b

• c

• d

7. Glycerol is dehydrated to what compound upon heating it with potassium bisulfite?

a. iodoform

b. alkyl chloride

c. ester

d. propenal

• a

• b

• c

• d

8. What happens to the boiling point of phenols with increase in the number of carbon atoms?

a. decrease

b. no change

c. increase

• a

• b

• c

9. Which among the following substances acts as a catalyst in esterification reaction?

a. ethanol

b. methanol

c. salicylic acid

d. sulphuric acid

• a

• b

• c

• d

10. What is the positive result of phenols with ferric chloride?

a. colored complexes

b. white precipitate

c. colorless solution

d. brick red precipitate

• a

• b

• c

• d