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The azo-dye (Y) formed in the following reaction is Sulphanilic acid + NaNO 2 + CH 3 COOH → X. X + NH 2 ⎯→ ⎯ Y

1. HO 3 S– HO 3 S– –N=N– –NH 2 –N=N–
2. HSO 3 – –N=N– –NH 2 CAREER POINT CAREER POINT Ltd., CP Tower, IPIA, Road No.1, Kota (Raj.), Ph: 081-47250011 www.careerpoint.ac.in 16 JEE Main Online Paper
3. HSO 3 – –N=N– –NH 2
4. HSO 3 – –N=N– –N=N– –SO 3 H

Correct answer: HSO 3 – –N=N– –NH 2

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