| 1 |
Acetic acid form a dimer in liquid phase because. |
- A. Low ionization constant of acid
- B. High solubility in water
- C. Hydrogen bonding
- D. Greater polarity
|
| 2 |
Which one is cyclic amino acid |
- A. Glycine
- B. Alanine
- C. Proline
- D. Aspartic acid
|
| 3 |
Which one is fatty acid |
- A. Benzoic acid
- B. Malonic acid
- C. Phtalic acid
- D. Palmitic acid
|
| 4 |
Which of the following derivative connot be prepared directly from acetic acid. |
- A. Acetamide
- B. Acetyl chloride
- C. Acetic anhydride
- D. Ethyl acetate
|
| 5 |
Which of the following is not an amino acid |
- A. Aspartic acid
- B. Lysin
- C. Alanine
- D. Aniline
|
| 6 |
A carboxylic acid contains |
- A. A hydroxyl group
- B. A carboxyl group
- C. A hydroxyl and carboxyl group
- D. A carboxyl and an aldehydic group
|
| 7 |
Number of peptide bonds in tripeptide is |
|
| 8 |
The nature of lysine amino acid is |
- A. Acidic
- B. Basic
- C. Amphoteric
- D. Natural
|
| 9 |
Which of the following is not directly prepared from CH<sub>3</sub>COOH |
- A. Ethyl acetate
- B. Acetyl chloride
- C. Acetic anhydride
- D. Acetamide
|
| 10 |
The flavor of octylacetate is |
- A. Orange
- B. Apricot
- C. Banana
- D. Jasmine
|