IIT JEE : Synthetic And Natural Polymers QUESTIONS AND ANSWERS :: part4 : 16 to 20
Following IIT JEE Entrance Multiple choice objective type questions and answers will help you in Maths, Physics and Chemistry 2024 examinations :
16.The central nervous system depressants that reduce nervous tension and promote relaxation without producing sleep are called |
| Sedatives |
| Hypnotics |
| Anaesthetics |
| Antibacterials. |
17.Which of the following polymer has a monomer unit named prop-2-ene-1-nitrile. |
| Orlon |
| Saran |
| Dacron |
| Tetron. |
18.Which dyes are synthesised and produced within the fibres and the colour so obtained is known as icecolours |
| Azoic dyes |
| Vat dyes |
| Adjective dyes |
| Direct dyes. |
More Synthetic And Natural Polymers QUESTIONS AND ANSWERS available in next pages
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