1. What is the name of the compound shown? A) ethyl benzoyl ether B) ethyl benzo

Question

1. What is the name of the compound shown?

A) ethyl benzoyl ether
B) ethyl benzoate
C) 2-benzoylethane
D) phenyl ethanoate
E) none of these

2. Which is the structure of ethyl acetate?

A) I
B) II
C) III
D) IV
E) none of these

3. Carboxylic acids, aldehydes and alcohols will demonstrate decreasing water solubility with:

A) decreasing chain length
B) increasing hydrogen bonding.
C) increasing chain length.
D) increasing hydrophilic character.

4. Heptanoic acid should be soluble in which two of the following solvents?

A) water and 5% HCl
B) water and ether
C) 5% HCl and 5% NaOH
D) 5% NaOH and 5% NaHCO3

5. Which of the following contributes to the acidity of carboxylic acids?

A) Hydrogen ions have only one proton.
B) The -OH normally belongs to an alcohol.
C) The carboxylate ion is an unstable structure.
D) The carboxylate ion is stabilized by resonance.

Explanation / Answer

1)

B) ethyl benzoate

2)

C)

3)

C) increasing chain length.

4)

D) 5% NaOH and 5% NaHCO3

5)

D) The carboxylate ion is stabilized by resonance.

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