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1
KCET 2026
MCQ (Single Correct Answer)
+1
-0
Carboxylic acids are more acidic than phenols because
A
Formation of dimers
B
Intermolecular hydrogen bonding
C
More covalent nature
D
More resonance stabilisation of their conjugate base
2
KCET 2025
MCQ (Single Correct Answer)
+1
-0

Statement - I : Reduction of ester by DIABL-H followed by hydrolysis gives aldehyde.

Statement - II : Oxidation of benzyl alcohol with aqueous $\mathrm{KMnO}_4$ leads to the formation to Benzaldehyde.

Among the above statements, identify the correct statement.

A
Both statements - I and II are false
B
Statement - I is true but statement - II is false
C
Statement - I is false but statement - II is true
D
Both statements - I and II are true.
3
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
4
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 $$+\mathrm{CO}+\mathrm{HCl} \xrightarrow{\text { Anhyd. } \mathrm{AlCl}_3}$$
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