1. PROBLEMS CH 16

2. Learning Check Give the IUPAC and common names for the following. A.B. C.

3. Solution Give the IUPAC and common names for the following. A. B. C.
propanoic acid
(propionic acid)
3-Methylbutanoic acid
(-methylbutyric acid)
3-Bromobenzoic acid
(m-bromobenzoic acid)

4. Learning Check Give the IUPAC and common names for each of the
following. A. B. C.

5. Solution Give the IUPAC and common names for each of the following. A.B. C.
ethanoic acid (acetic acid)
2-Methylpropanoic acid
(-methylpropionic acid)
2-Bromobenzoic acid
(o-bromobenzoic acid)

6. Learning Check Which alcohol would be used to prepare the following?
A. butanoic acid
B. propanoic acid

7. Solution
Which alcohol would be used to prepare the following? A. B.

8. Learning Check Write the equation for the reaction of propanoic acid
and methanol in the presence of an acid catalyst.

9. Solution Write the equation for the reaction of propanoic acid
and methanol in the presence of an acid catalyst.

10. Learning Check
Name the following esters.

11. Solution Name the following esters.
Step 1 Write the name of the carbon chain from
the alcohol as an alkyl group.
A. methyl
B. ethyl

12. Solution Name the following esters.
Step 2 Change the -ic acid of the acid name to -ate.
A. Butanoic acid or butyric acid becomes butanoate or butyrate.
Methyl butanoate or methyl butyrate

13. Solution Name the following esters.
Step 2 Change the -ic acid of the acid name to -ate.
B. Propanoic acid or propionic acid becomes
propanoate or propionate
Ethyl propanoate (ethyl propionate)

14. Learning Check Draw the condensed structural formula of the following
esters.
A. Ethyl pentanoate
B. Propyl butyrate

15. Solution Draw the condensed structural formula of the following
esters.
A. Ethyl pentanoate
B. Propyl butyrate

16. Learning Check
Aspirin stored for a long time may undergo hydrolysis in the presence of water and heat. What will be the products of this reaction?

17. Solution
Aspirin stored for a long time may undergo hydrolysis in the presence of water and heat. What will be the products of this reaction?
To write the hydrolysis products, separate the compound at the ester bond. Complete the formula of the carboxylic acid by adding –OH (from water) to the carbonyl group and –H (from water) to the alcohol.

18. Learning Check
Write the condensed structural formulas of the organic products when methyl acetate reacts with each of the following.
A. water and an acid catalyst
B. KOH

19. Solution
Write the condensed structural formulas of the organic products when methyl acetate reacts with each of the following.
A. water and an acid catalyst
B. KOH