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

$$ \text { Match the following with their } \mathrm{pKa} \text { values } $$

Acid pKa
(I) Phenol (a) 16
(II) p-Nitrophenol (b) 0.78
(III) Ethyl alcohol (c) 10
(IV) Picric acid (d) 7.1
A
I - c, II - d, III - a, IV - b
B
I - a, II - d, III - c, IV - b
C
I - a, II - b, III - c, IV - d
D
I - b, II - a, III - d, IV - c
2
KCET 2025
MCQ (Single Correct Answer)
+1
-0
KCET 2025 Chemistry - Alcohol, Phenols and Ethers Question 2 English

$$ A \text { and } B \text { respectively are } $$

A
KCET 2025 Chemistry - Alcohol, Phenols and Ethers Question 2 English Option 1
B
KCET 2025 Chemistry - Alcohol, Phenols and Ethers Question 2 English Option 2
C
KCET 2025 Chemistry - Alcohol, Phenols and Ethers Question 2 English Option 3
D
KCET 2025 Chemistry - Alcohol, Phenols and Ethers Question 2 English Option 4
3
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
4
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.
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