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1
JEE Main 2021 (Online) 25th February Evening Shift
MCQ (Single Correct Answer)
+4
-1
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Carbylamine test is used to detect the presence of primary amino group in an organic compound. Which of the following compound is formed when this test is performed with aniline?
A
JEE Main 2021 (Online) 25th February Evening Shift Chemistry - Compounds Containing Nitrogen Question 181 English Option 1
B
JEE Main 2021 (Online) 25th February Evening Shift Chemistry - Compounds Containing Nitrogen Question 181 English Option 2
C
JEE Main 2021 (Online) 25th February Evening Shift Chemistry - Compounds Containing Nitrogen Question 181 English Option 3
D
JEE Main 2021 (Online) 25th February Evening Shift Chemistry - Compounds Containing Nitrogen Question 181 English Option 4
2
JEE Main 2021 (Online) 25th February Morning Shift
MCQ (Single Correct Answer)
+4
-1
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Which of the following reaction/s will not give p-aminoazobenzene?

JEE Main 2021 (Online) 25th February Morning Shift Chemistry - Compounds Containing Nitrogen Question 182 English
A
C only
B
A only
C
A and B
D
B only
3
JEE Main 2021 (Online) 24th February Evening Shift
MCQ (Single Correct Answer)
+4
-1
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What is the correct sequence of reagents used for converting nitrobenzene into m-dibromobenzene?

JEE Main 2021 (Online) 24th February Evening Shift Chemistry - Compounds Containing Nitrogen Question 184 English
A
$$\stackrel{\mathrm{NaNO}_{2}}{\longrightarrow} / \stackrel{\mathrm{HCl}}{\longrightarrow} / \stackrel{\mathrm{KBr}}{\longrightarrow} / \stackrel{\mathrm{H}^{+}}{\longrightarrow}$$
B
$$\stackrel{\mathrm{Sn} / \mathrm{HCl}}{\longrightarrow} / \stackrel{\mathrm{KBr}}{\longrightarrow} / \stackrel{\mathrm{Br}_{2}}{\longrightarrow} / \stackrel{\mathrm{H}^{+}}{\longrightarrow}$$
C
$$\stackrel{\mathrm{B} \mathrm{B}_{2} / \mathrm{Fe}}{\longrightarrow} / \stackrel{\mathrm{Sn} / \mathrm{HCl}}{\longrightarrow} / \stackrel{\mathrm{NaNO}_{2} / \mathrm{HCl}}{\longrightarrow} / \stackrel{\mathrm{CuBr} / \mathrm{HBr}}{\longrightarrow}$$
D
$$\stackrel{\mathrm{Sn} / \mathrm{HCl}}{\longrightarrow} / \stackrel{\mathrm{Br}_{2}}{\longrightarrow} / \stackrel{\mathrm{NaNO}_{2}}{\longrightarrow} / \stackrel{\mathrm{NaBr}}{\longrightarrow}$$
4
JEE Main 2021 (Online) 24th February Evening Shift
MCQ (Single Correct Answer)
+4
-1
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The diazonium salt of which of the following compounds will form a coloured dye on reaction with $$\beta$$-Naphthol in NaOH?
A
JEE Main 2021 (Online) 24th February Evening Shift Chemistry - Compounds Containing Nitrogen Question 185 English Option 1
B
JEE Main 2021 (Online) 24th February Evening Shift Chemistry - Compounds Containing Nitrogen Question 185 English Option 2
C
JEE Main 2021 (Online) 24th February Evening Shift Chemistry - Compounds Containing Nitrogen Question 185 English Option 3
D
JEE Main 2021 (Online) 24th February Evening Shift Chemistry - Compounds Containing Nitrogen Question 185 English Option 4
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