1
KCET 2025
MCQ (Single Correct Answer)
+1
-0

Oxidation of Toluene with chromyl chloride followed by hydrolysis gives Benzaldehyde. This reaction is known as ____________

A
Etard Reaction
B
Kolbe reaction
C
Stephen reaction
D
Cannizzaro Reaction
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

Arrange the following compounds in their decreasing order of reactivity towards Nucleop addition reaction.

$$ \mathrm{CH}_3 \mathrm{COCH}_3, \mathrm{CH}_3 \mathrm{COC}_2 \mathrm{H}_5, \mathrm{CH}_3 \mathrm{CHO} $$

A
$\mathrm{CH}_3 \mathrm{CHO}>\mathrm{CH}_3 \mathrm{COCH}_3>\mathrm{CH}_3 \mathrm{COC}_2 \mathrm{H}_5$
B
$\mathrm{CH}_3 \mathrm{COCH}_3>\mathrm{CH}_3 \mathrm{CHO}>\mathrm{CH}_3 \mathrm{COC}_2 \mathrm{H}_5$
C
$\mathrm{CH}_3 \mathrm{COC}_2 \mathrm{H}_5>\mathrm{CH}_3 \mathrm{COCH}_3>\mathrm{CH}_3 \mathrm{CHO}$
D
$\mathrm{CH}_3 \mathrm{CHO}>\mathrm{CH}_3 \mathrm{COC}_2 \mathrm{H}_5>\mathrm{CH}_3 \mathrm{COCH}_3$
4
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
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