1
WB JEE 2023
MCQ (More than One Correct Answer)
+2
-0
Change Language

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) $${H_3}{O^ \oplus }$$
2
WB JEE 2019
MCQ (More than One Correct Answer)
+2
-0.67
Change Language
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 14 English Option 1
B
WB JEE 2019 Chemistry - Carboxylic Acids and Amines Question 14 English Option 2
C
WB JEE 2019 Chemistry - Carboxylic Acids and Amines Question 14 English Option 3
D
WB JEE 2019 Chemistry - Carboxylic Acids and Amines Question 14 English Option 4
3
WB JEE 2017
MCQ (More than One Correct Answer)
+2
-0
The conversion of CH3 $$-$$ CH2 $$-$$ COOH to

WB JEE 2017 Chemistry - Carboxylic Acids and Amines Question 9 English
can be accomplished by
A
SOCl2, LiAlH4, ethylene glycol.
B
SOCl2, KMnO4, NH2NH2
C
SnCl2, HCl, Na2SO3
D
HCl, SnCl2 ethylene glycol
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