1. When – COOH is attached directly to the benzene ring the acid is called
A. Aliphatic
B. Alicyclic
C. Carboxylic
D. Aromatic
✅ The correct answer is option D.
Carboxylic Acids MCQs
2. The common name of propane 1 3-dioic is
A. Oxalic acid
B. Aromatic acid
C. Malonic acid
D. Fumaric acid
✅ The correct answer is option C.
3. The common thing in phthalic acid and oxalic acid is that both are
A. Aromatic
B. Dicarboxylic
C. Hydrocarbons
D. Strong acids
✅ The correct answer is option B.
4. The irritation caused by red ants bite is due to
A. Lactic acid
B. Formic acid
C. Uric acid
D. Acetic acid
✅ The correct answer is option B.
5. The acid which is used as ink remover is
A. Oxalic acid
B. Succinic acid
C. Adipic acid
D. Acetic acid
✅ The correct answer is option A.
6. Which of the following is the strongest acid?
A. Water
B. Formic acid
C. Acetic acid
D. Propanoic acid
✅ The correct answer is option B.
7. Which acid is the manufacture of synthetic rubber?
A. Acetic acid
B. Formic acid
C. Carbonic acid
D. Benzoic acid
✅ The correct answer is option A.
8. Acidic amino acids have
A. 2 amino groups and 1 carboxylic group
B. 1 amino and 1 carboxylic group
C. 2 carboxylic groups and 1 amino group
D. 2 amino and 2 carboxylic groups
✅ The correct answer is option C.
9. In the formation of Zwitterions proton goes from
A. Carboxyl to an amino group
B. Amino to a carboxyl group
C. Amino group only
D. Carboxyl group only
✅ The correct answer is option A.
10. The term internal salt refers to
A. Acidic character of amino acids
B. The basic character of amino acids
C. The dipolar character of amino acids
D. Non-polar structure of amino acids
✅ The correct answer is option C.