1
COMEDK 2026 Afternoon Shift
MCQ (Single Correct Answer)
+1
-0

Two statements $[A]$ and $[B]$ are given below. Choose the correct option.

A) Protonated $\mathrm{R}-\mathrm{C} \mathrm{H}_2-\mathrm{OH}$ can serve as Electrophiles while neutral $\mathrm{R}-\mathrm{OH}$ acts as a Nucleophile.

B) The bond between $\mathrm{O}-\mathrm{H}$ cleaves when $\mathrm{R}-\mathrm{CH}_2-\mathrm{OH}$ acts as Electrophiles and the bond between $\mathrm{C}-\mathrm{O}$ cleaves when they act as Nucleophiles.

A

Both the statements $[A]$ and $[B]$ are correct

B

Both the statements $[A]$ and $[B]$ are wrong

C

Statement $[B]$ is correct but $[A]$ is wrong

D

Statement $[\mathrm{A}]$ is correct but $[\mathrm{B}]$ is wrong

2
COMEDK 2026 Afternoon Shift
MCQ (Single Correct Answer)
+1
-0

Choose the incorrect statement.

A

Cyclic $\mathrm{C}_4 \mathrm{H}_7 \mathrm{OH}$ exists as four structural isomers

B

p- Nitrophenol is more acidic than p- Cresol

C

Relative ease of dehydration of alcohols on heating with a protic acid is Primary $>$ Secondary $>$ Tertiary

D

Reaction of alcohols with anhydrides is carried out in the presence of small amounts of Conc. $\mathrm{H}_2 \mathrm{SO}_4$ to remove the water formed

3
COMEDK 2026 Afternoon Shift
MCQ (Single Correct Answer)
+1
-0

$$ \text { A compound }[X] \text { undergoes reactions as given. Identify compounds }[C] \text { and }[D] \text { formed in these reactions. } $$

COMEDK 2026 Afternoon Shift Chemistry - Alcohol, Phenols and Ethers Question 1 English

$$ [\mathrm{A}] \xrightarrow{\mathrm{Cr}_2 \mathrm{O}_7^{2-} / \mathrm{H}^{+}}[\mathrm{C}] $$

$$ [\text { B }] \xrightarrow[\text { (ii) } \mathrm{Na}_2 \mathrm{CO}_{3(\text { aq })}+\mathrm{I}_2]{\text { (i)aq. } \mathrm{KOH}} [\mathrm{D}] \quad+\mathrm{CH}_3 \mathrm{COONa}$$

A

$$ \text { [C]: Benzoquinone [D]: lodoform } $$

B

[C]: Benzene    [D]: 2-iodo-propane

C

[C]: Benzoic acid    [D]: lodoform

D

$$ \text { [C]: 4-lodophenol   [D]: 1-iodo-propane } $$

4
COMEDK 2026 Afternoon Shift
MCQ (Single Correct Answer)
+1
-0

$$ \text { Identify the correct structure of o-ethyl anisole. } $$

A

COMEDK 2026 Afternoon Shift Chemistry - Alcohol, Phenols and Ethers Question 2 English Option 1

B

COMEDK 2026 Afternoon Shift Chemistry - Alcohol, Phenols and Ethers Question 2 English Option 2

C

COMEDK 2026 Afternoon Shift Chemistry - Alcohol, Phenols and Ethers Question 2 English Option 3

D

COMEDK 2026 Afternoon Shift Chemistry - Alcohol, Phenols and Ethers Question 2 English Option 4

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