Ans. c (6)
a. If both assertion and reason are true and the reason is the correct explanation of the assertion. b. If both assertion and reason are true but reason is not the correct explanation of the assertion. c. if assertion is …
a. If both assertion and reason are true and the reason is the correct explanation of the assertion. b. If both assertion and reason are true but reason is not the correct explanation of the assertion. c. if assertion is …
a. If both assertion and reason are true and the reason is the correct explanation of the assertion. b. If both assertion and reason are true but reason is not the correct explanation of the assertion. c. if assertion is …
a. Butadiene only b. Butadiene and styrene c. Sturene only d. Butadiene nitryl Ans. b (15)
a. Ethylene- propylene copolymer b. Vulcanised rubber c. Polypropylene d. Polybutylene Ans. a (6)
a. Polropene b. Natural rubber c. Synthetic rubber d. Highly vulcanized rubber Ans. d (7)
a. It is plastic in nature b. It has little durability c. It has large water-absorption capacity d. All of these Ans. d (8)
a. 05% b. 03% c. 30% d. 55.0% Ans. a (7)
a. All cis- configuration b. All trans-configuration c. Alternate cis – and trans-configuration d. Random cis-and trans-configuration Ans. a (8)
a. SF6 b. CF4 c. Cl2 F2 d. C2 F2 Ans. a (14)
a. Neoprene b. Chloroprene c. Glyptal d. Nylon Ans. a (8)
a. Neoprene b. Isoprene c. Chloroprene d. Butadiene Ans. b (7)
a. Galvanisation b. Vulcanisation c. Bessemerisation d. Sulphonation Ans. b (11)
a. propene b. Vinyl chloride c. Chloroprene d. Butadiene Ans.c (5)
a. Mg b. Ca c. Ba d. Na Ans. c (3)
a. Buna – S b. Neoprene c.Teflon d. Orlon Ans. a (11)
a. PHBV b. Buna- N c. Nylon 6, 6 d. Nylon 2- nylon 6 Ans. d (7)
a. Cellulose b. Polythene c. Polyvinyl chloride d. Nylon -6 Ans. a (12)
a. Cellulose trinitrate b. Cellulose acetate c. Cellophane d. Pyroxylin Ans. b (7)
a. Terylene b. Polyethylene c. Polypropylene d. Nylon- 6 Ans. d (11)
a. Polymethylmethacrylate b. Polyethylene c. Polyethylacrylate d. Nylon – 6 Ans. a (5)
a. Glyptal b. Polyacrylo nitrile c. Polythylacrylate d. Polyethyl acrylate Ans. a (47)
a. Cellulose nitrate b. Cellulose acetate c. Cellulose xanthate d. Cellulose perchlorate Ans. b (5)
a. It is poor conductor of electricity b. Its synthesis required dioxygen or a peroxide initiator as a catalyst c. It is used in the manufacture of buckets, dust-bins etc d. Its synthesis requires high pressure Ans. b (6)
a. Nylon fibres b. Cotton mixed with nylon c. Terylene fibres d. Wool fibres Ans. c (41)
a. Dacron b. Acrilan c. Glytal d. Bakelite Ans. d (8)
a. PVC b. polystyrene c. Polyethylene terephthalate d. Polyetrafloureothylene Ans. d (19)
a. Nitrogen b. KMnO 4 c. Nitrogen dixide d. Potassium chlorate Ans. c (46)
a. Polyisobutana b. Polyert-butylene c. Polyisobutylene d. Polyisoprene Ans.c (10)
a. Methylamine b. N- Methyl urea c. Formaldehyde d. Ammonia Ans.c (7)
a. Nylon- 6, 6 b. Nylon- 2- nylon – 6 c. Melamine polymer d. Nylon – 6 Ans. d (14)
a. Bakelite b. Glyptal c. Polypropene d. Poly vinyl chloride Ans. b (7)
Column I Column II A. High density polythene (i) Peroxide catalyst B. Polyacrylonitrile …