Doubts
Sign in
12thPass logo
New chatPYQ LibraryDoubtsRank report
Sign in to see Recents
Sign in to save progress →
Doubts
Sign in

Compounds Containing Nitrogen question

2021 · 24 Feb · Shift 2 · Q7
Guest · try one question or challengeGuest · try one question or challenge
  1. PYQ Library
  2. /JEE Main
  3. /Chemistry
  4. /Compounds Containing Nitrogen
  5. /2021 · 24 Feb · Shift 2 · Q7

Compounds Containing Nitrogen question

2021 · 24 Feb · Shift 2 · Q7

JEE MainChemistryCompounds Containing NitrogenMCQ+4 / −1
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 159 English
  1. A
    ⟶NaNO2/⟶HCl/⟶KBr/⟶H+\stackrel{\mathrm{NaNO}_{2}}{\longrightarrow} / \stackrel{\mathrm{HCl}}{\longrightarrow} / \stackrel{\mathrm{KBr}}{\longrightarrow} / \stackrel{\mathrm{H}^{+}}{\longrightarrow}⟶NaNO2​​/⟶HCl​/⟶KBr​/⟶H+​
  2. B
    ⟶Sn/HCl/⟶KBr/⟶Br2/⟶H+\stackrel{\mathrm{Sn} / \mathrm{HCl}}{\longrightarrow} / \stackrel{\mathrm{KBr}}{\longrightarrow} / \stackrel{\mathrm{Br}_{2}}{\longrightarrow} / \stackrel{\mathrm{H}^{+}}{\longrightarrow}⟶Sn/HCl​/⟶KBr​/⟶Br2​​/⟶H+​
  3. C
    ⟶BB2/Fe/⟶Sn/HCl/⟶NaNO2/HCl/⟶CuBr/HBr\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}⟶BB2​/Fe​/⟶Sn/HCl​/⟶NaNO2​/HCl​/⟶CuBr/HBr​
  4. D
    ⟶Sn/HCl/⟶Br2/⟶NaNO2/⟶NaBr\stackrel{\mathrm{Sn} / \mathrm{HCl}}{\longrightarrow} / \stackrel{\mathrm{Br}_{2}}{\longrightarrow} / \stackrel{\mathrm{NaNO}_{2}}{\longrightarrow} / \stackrel{\mathrm{NaBr}}{\longrightarrow}⟶Sn/HCl​/⟶Br2​​/⟶NaNO2​​/⟶NaBr​
PreviousNext

More from Compounds Containing Nitrogen

  • Which of the following reaction/s will not give p-aminoazobenzene? Includes diagram2021 · MCQ
  • 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?2021 · MCQ
  • Correct statement about the given chemical reaction is : Includes diagram2021 · MCQ
  • Given below are two statements, one is labelled as Assertion (A) and other is labelled as Reason (R). Assertion (A) : Gabriel phthalimide synthesis cannot be used to prepare aromatic primary amines. Reason (R) : Aryl halides do not undergo…2021 · MCQ
  • Which one of the products of the following reactions does not react with Hinsberg reagent to form sulphonamide?2021 · MCQ
  • What is the major product "P" of the following reaction? Includes diagram2021 · MCQ
  • Consider the above reaction, the product "P" is : Includes diagram2021 · MCQ
  • A reaction of benzonitrile with one equivalent CH3​MgBr followed by hydrolysis produces a yellow liquid "P". The compound "P" will give positive ​.2021 · MCQ