Structure of Carboxylic Acids

Q. Which of the following ligands form a chelate

1. Acetate
2. Oxalate
3. Cyanide
4. Ammonia

Q.

Acetic acid exists as 'X' in vapour state and 'Y' in the liquid state. 'X' and 'Y' are

1. Dimer, Polymer

2. Trimer, Polymer

3. Hexamer, Polymer

4. Trimer, Dimer

Q. Which of the following is the least reactive towards nucleophillic addition reaction?

1. $C{H}_{3}CHO$
2. $C{H}_{3}COC{H}_3$
3. $C{H}_{3}COOH$
4. $HCHO$

Q. Which of the following structure of carboxylic acid accounts for the acidic nature

1. 
2. 
3. 
4. None of these

Q. Which of the following is the least reactive towards nucleophillic addition reaction?

1. $C{H}_{3}CHO$
2. $C{H}_{3}COC{H}_3$
3. $C{H}_{3}COOH$
4. $HCHO$