Coupling Reactions and Azo Dyes
JEE Main Chemistry · Amines and Diazonium Salts · 12 questions, latest first
- Consider the following sequence of reactions. The percentage of nitrogen in the yellow product (X) formed is ____ \%. (Nearest…20266 April, Shift 1 · Q72
- Consider the three aromatic molecules ( P, Q and R ) whose structures have been given below: The correct order regarding the…20262 April, Shift 1 · Q68
- Consider the following reaction sequence The percentage of nitrogen in product ' T ' formed is ____ \%. (Nearest integer) (Given…202621 January, Shift 1 · Q71
- When a concentrated solution of sulphanilic acid and 1-naphthylamine is treated with nitrous acid (273 K) and acidified with…20252 April, Shift 2 · Q69
- Which one of the following reaction sequences will give an azo dye?202529 January, Shift 2 · Q69
- Consider the following sequence of reactions. Total number of sp^3 hybridised carbon atoms in the major product C formed is ____.202523 January, Shift 2 · Q75
- 3 g of pure aniline upon diazotisation followed by coupling with phenol gives an orange dye. The mass of orange dye produced…20246 April, Shift 1 · Q90
- The azo-dye (Y) formed in the following reactions is Sulphanilic acid +NaNO_2+CH_3 COOH → X.202431 January, Shift 2 · Q80
- The products A and B formed in the following reaction scheme are respectively202430 January, Shift 2 · Q79
- Following is a confirmatory test for aromatic primary amines. Identify reagent and.202430 January, Shift 1 · Q80
- Consider the following sequence of reactions: The product ' B ' is202315 April, Shift 1 · Q77
- Choose the correct colour of the product for the following reaction.202324 January, Shift 2 · Q50