1
COMEDK 2025 Morning Shift
MCQ (Single Correct Answer)
+1
-0
An organic compound $[\mathrm{X}]$ reacts with $\mathrm{H}_2 / \mathrm{Pd}-\mathrm{BaSO}_4$ to give compound $[\mathrm{Y}]$ which reduces Tollen's reagent and undergoes Cannizzaro's reaction. On rigorous oxidation of $[\mathrm{Y}]$ in presence of $\mathrm{KMnO}_4 / \mathrm{H}^{+}$Phthalic acid is the product obtained. What is $[\mathrm{X}]$ ?
A
COMEDK 2025 Morning Shift Chemistry - Carboxylic Acids and Its Derivatives Question 5 English Option 1
B
COMEDK 2025 Morning Shift Chemistry - Carboxylic Acids and Its Derivatives Question 5 English Option 2
C
COMEDK 2025 Morning Shift Chemistry - Carboxylic Acids and Its Derivatives Question 5 English Option 3
D
COMEDK 2025 Morning Shift Chemistry - Carboxylic Acids and Its Derivatives Question 5 English Option 4
2
COMEDK 2025 Morning Shift
MCQ (Single Correct Answer)
+1
-0

Two statements, one Assertion (A) and the other Reason (R) are given. Choose the correct option.

Assertion: 2-aminoethanoic acid and p-aminobenzene sulphonic acid can exist as Zwitter ions while p-aminobenzoic acid cannot.

Reason: When the acid group is a relatively strong proton donor and the $-\mathrm{NH}_2$ group is sufficiently basic it can accept a $\mathrm{H}^{+}$ion from the acid group to form the dipolar ion.

A
Both A and R are correct and R is the correct explanation of A .
B
A is correct but R is wrong.
C
A is wrong but R is correct.
D
Both A and R are correct but R is not the correct explanation of A .
3
COMEDK 2025 Morning Shift
MCQ (Single Correct Answer)
+1
-0

Two statements, One Assertion [ A ] and the other Reason [ R ] are given. Identify the correct option

Assertion $[A]$ : The decreasing order of the acidic character of the following is $B>D>A>C$

COMEDK 2025 Morning Shift Chemistry - Carboxylic Acids and Its Derivatives Question 4 English

Reason $[\mathbf{R}]$ : Fluorine has larger -I effect than Cl and Br .

A
A is correct but R is wrong.
B
Both A and R are correct and R is the correct explanation of A .
C
A is wrong but R is correct.
D
Both A and R are correct but R is not the correct explanation of A .
4
COMEDK 2024 Evening Shift
MCQ (Single Correct Answer)
+1
-0

Identify the final product formed when Benzamide undergoes the following reactions:

COMEDK 2024 Evening Shift Chemistry - Carboxylic Acids and Its Derivatives Question 7 English

A
Acetanilide
B
Acetophenone
C
Aniline
D
Benzoic acid
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