Question 59 (Textile Engineering & Fibre Science)
For color discharge printing on cotton, identify the combination of the most appropriate dye class and dye structure.
| Group – I | Group – II |
| P. Vat Dyes | 1. Azo structure |
| Q. Reactive Dyes | 2. Anthraquinone structure |
| R. Direct Dyes | 3. Any structure containing sulphur |
| S. Acid Dyes | 4. Any structure containing -OOCh groups |
| (A) | P-2, Q-1, R-3, S-4 |
| (B) | |
| (C) | |
| (D) |
[Show Answer]
Option A is correct.