Polyvinyl alcohol is used as a___________________? A. Cation/anion exchangerB. Water soluble adhesive C. Textile fibre D. Non-sticky coating on frying pans

Caprolactam, a raw material for the manufacture of nylon-6, is produced from_______________? A. Phenol B. NaphthaleneC. Benzene D. Pyridine

The conversion of caprolactam in the above case is about ____________ percent? A. 25 B. 50 C. 70D. 90

Styrene butadiene rubber (SBR) as compared to natural rubber has_______________? A. Poor tensile strength B. Poorer resistance C. Greater amount of heat build up heavy loadingD. All A., B. and C.

The synthetic fibres produced from _____________ are known as rayon? A. LigninB. Cellulose C. Polyamides D. Ethylene glycol

____________ polymer is used for making unbreakable crockery? A. ThermoplasticB. Melamine C. Addition D. None of these

Neoprene is the trade name of________________? A. Polyurethane B. Phenol formaldehydeC. Polychlorophrene D. Styrene butadiene rubber (SBR)

Polythene is a/an________________? A. Addition polymerisation product B. Condensation polymerisation product C. Thermosetting material D. None of these

Mastication of rubber means_______________? A. Its softening B. A treatment to retard its deterioration due to oxidation C. Improving its curing rate D. Depression of its freezing point

Which of the following types of polymers has the strongest inter particle forces ? A. Elastomers B. Fibres C. ThermoplasticsD. Thermosetting polymers