1
KCET 2025
MCQ (Single Correct Answer)
+1
-0
Which of the following has most acidic Hydrogen ?
A
Propanoic acid
B
Dichloroacetic acid
C
Trichloroacetic acid
D
Chloroacetic acid
2
KCET 2022
MCQ (Single Correct Answer)
+1
-0

Reaction by which benzaldehyde cannot be prepared is

A
Benzoic acid $$\xrightarrow{\mathrm{Zn} \cdot \mathrm{Hg} \text { and conc. } \mathrm{HCl}}$$
B
Toluene $$\xrightarrow[\text { (ii) } \mathrm{H}_3 \mathrm{O}^{+}]{\text {(i) } \mathrm{CrO}_2 \mathrm{Cl}_2 \text { in } \mathrm{CS}_2}$$
C
Benzoyl chloride $$+\mathrm{H}_2 \xrightarrow[\Delta]{\text { Pd- } \mathrm{BaSO}_4}$$
D
Benzene $$+\mathrm{CO}+\mathrm{HCl} \xrightarrow{\text { Anhyd. } \mathrm{AlCl}_3}$$
3
KCET 2022
MCQ (Single Correct Answer)
+1
-0

Ethanoic acid undergoes Hell-Volhard Zelinsky reaction but methanoic acid does not, because of

A
presence of $$\alpha$$-$$\mathrm{H}$$ atom in ethanoic acid
B
absence of $$\alpha$$-$$\mathrm{H}$$ atom in ethanoic acid
C
higher acidic strength of ethanoic acid than methanoic acid
D
presence of $$\alpha$$-$$\mathrm{H}$$ atom in methanoic acid
4
KCET 2021
MCQ (Single Correct Answer)
+1
-0

In set of reactions, identify $$D$$

$$\mathrm{CH}_3 \mathrm{COOH} \xrightarrow{\mathrm{SOCl}_2} A \xrightarrow[\text { Anhy. } \mathrm{AlCl}_3]{\text { Benzene }} B \xrightarrow{\mathrm{HCN}} C \xrightarrow{\mathrm{H}_2 \mathrm{O}} D$$

A
KCET 2021 Chemistry - Carboxylic Acids and Its Derivatives Question 6 English Option 1
B
KCET 2021 Chemistry - Carboxylic Acids and Its Derivatives Question 6 English Option 2
C
KCET 2021 Chemistry - Carboxylic Acids and Its Derivatives Question 6 English Option 3
D
KCET 2021 Chemistry - Carboxylic Acids and Its Derivatives Question 6 English Option 4
KCET Subjects
EXAM MAP