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Plastic & Polymers MCQs – Chapter 10 DAE

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1. The word of plastic is derived from a Greek word





2. The word “Poly” means





3. The word 'mono' means





4. The word 'mer' means





5. The molecules of plastic are joined together by





6. The, plastic can be recycled





7. The, plastic cannot be recycled





8. Plastic is soluble in organic solvents





9. PVC and polystyrene are the examples of, plastic





10. Plastic is prepared with the help of addition polymerisation





11. Plastic is also called thermosets





12. Plastic is insoluble in organic solvents





13. Plastic is prepared with the help of condensation polymerisation





14. Melamine, bakelite and epoxy resin are the examples of, plastic





15. Acetylene and HCl reacts together in the presence of a catalyst to form





16. Is obtained from the chemical reaction of phenol and aldehyde





17. Is used for the manufacture of electric switches and plates





18. Is obtained from the chemical reaction of urea and aldehyde





19. is a food grade plastic and is used to prepare crockery.





20. Is used to coat electrical wires





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