1
WB JEE 2025
MCQ (More than One Correct Answer)
+2
-0

Which of the following statement(s) is/are correct about the given compound?

WB JEE 2025 Chemistry - Carboxylic Acids and Amines Question 1 English

A
It exhibits tautomerism.
B
It does not react with metallic sodium.
C
It gives reddish-violet coloration with $\mathrm{FeCl}_3$ solution.
D
It gives precipitate with 2,4-dinitrophenyl hydrazine solution.
2
WB JEE 2023
MCQ (More than One Correct Answer)
+2
-0

The conversion(s) that can be carried out by bromine in carbon tetrachloride solvent is/are

A
PhCH = CHCH$$_3$$ $$\to$$ PhCHBrCHBrCH$$_3$$
B
WB JEE 2023 Chemistry - Carboxylic Acids and Amines Question 5 English Option 2
C
CH$$_3$$CH$$_2$$COOH $$\to$$ CH$$_3$$CHBrCOOH
D
WB JEE 2023 Chemistry - Carboxylic Acids and Amines Question 5 English Option 4
3
WB JEE 2023
MCQ (More than One Correct Answer)
+2
-0

The correct set(s) of reactions to synthesize benzoic acid starting from benzene is/are

A
(i) $$B{r_2}/Fe$$, (ii) Mg/dry ether, (iii) $$C{O_2}$$, (iv) $${H_3}{O^ \oplus }$$
B
(i) $$B{r_2}/Fe$$, (ii) $$N{H_3},25^\circ $$, (iiI) $$NaN{O_2},$$ dil. $$HCl,0^\circ $$ to $$5^\circ $$, (iv) $$CuCN/KCN$$, (v) dil.HCl, $$\Delta$$
C
(i) CH$$_3$$Cl, Anhydrous AlCl$$_3$$, (ii) $$KMn{O_4}|\mathop O\limits^\Theta H,\Delta $$, (iii) $${H_3}\mathop O\limits^ \oplus $$
D
(i) CH$$_3$$COCl, Anhydrous AlCl$$_3$$, (ii) Br$$_2$$, NaOH, (iii) $${H_3}{O^ \oplus }$$
4
WB JEE 2019
MCQ (More than One Correct Answer)
+2
-0.67
The compound (s), capable of producing achiral compound on heating at 100$$^\circ$$ is/are
A
WB JEE 2019 Chemistry - Carboxylic Acids and Amines Question 16 English Option 1
B
WB JEE 2019 Chemistry - Carboxylic Acids and Amines Question 16 English Option 2
C
WB JEE 2019 Chemistry - Carboxylic Acids and Amines Question 16 English Option 3
D
WB JEE 2019 Chemistry - Carboxylic Acids and Amines Question 16 English Option 4
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