Chemistry
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May 19, 2022
a. Nylon- 6, 6 b. Nylon- 2- nylon – 6 c. Melamine polymer d. Nylon – 6 Ans. d...
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May 19, 2022
a. Bakelite b. Glyptal c. Polypropene d. Poly vinyl chloride Ans. b (7)
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May 19, 2022
Column IÂ Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â ...
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May 19, 2022
a. Buna – S b. Nylon 6, 6 c. Teflon d. Neoprene Ans. b (6)
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May 19, 2022
a. HOOC(CHÂ 2Â )4 COOH, and H2 N (CHÂ 2 )Â 6 NH2 b. HOOC(CHÂ 2Â )6Â COOH, and H2 N (CHÂ 2 )4 Â NH2 c. HOOC(CHÂ 2Â )6 COOH,...
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May 19, 2022
a. Polythene b. Butyl rubber c. Polystyrene d. Melamine polymer Ans. d (7)
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May 19, 2022
a. Tough b. Hard c. Poor conductor of electricity d. Highly branched structure Ans. d (9)
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May 19, 2022
a. Methanoic acid b. Ethanoic acid c. Propanoic acid d. Butanoic acid Ans. b (12)
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May 19, 2022
a. (i) > (ii) > (iii) b. (ii) > (iii) > (i) c. (ii) <(iii) <(i) d. (iii) <(i) <(ii)...
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May 19, 2022
a. Acetic acid b. Glycerol c. Starch d. Cellulose Ans. d (10)
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May 19, 2022
a. Nylon – 66 b. Nylon c. Terylene d. SBR Ans. c (8)
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May 19, 2022
a. Nylon – 66 b.Protein c. Glyptal d. Nylon -6 Ans. c (10)
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May 19, 2022
a. Guttapercha b. Hydrochloride rubber c. Buna – N d. Synthetic rubber Ans. a (7)
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May 19, 2022
a. In vulcanization the rubber becomes harder and stronger b. Natural rubber has ‘trans’ configuration at every double bond c....
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May 19, 2022
a. Polystyrene b. Nylon c. Polyethylene d. styrene butadiene resin Ans. d (10)
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May 19, 2022
a. Teflon b. Nylon-66 c. Terylene d. Bakelite Ans. b (7)
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May 19, 2022
a. Nylon b. Polyvinyl chloride c. Cellulose d. Natural rubber Ans. d (6)
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May 19, 2022
a. Vander Waals b. Hydrogen bonding c. Dipole-dipole interaction d. None of these Ans. b (59)
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May 19, 2022
a. Terephthalic acid and ethylene glycol b. Benzoic acid and para HOÂ – (CÂ 6 HÂ 4 ) – OH c. Propylene...
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May 19, 2022
a. An addition polymer with a benzene ring in every repeating unit b. a condensation polymer with a benzene ring...
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May 19, 2022
a. D- fructose b. D- ribose c. D – glucose d. L – glucose Ans. c (8)
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May 19, 2022
a. A thermoplastic material obtained from caprolactam and urea b. A thermoplastic material obtained from nitrate and camphor c. A ...
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May 19, 2022
a. Phenol b. Glycol c. Glycerol d. Formaldehyde Ans.b (11)
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May 19, 2022
Ans. a (8)
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May 19, 2022
a. Natural rubber b. Teflon c. Nylon – 66 d. Polystyrene Ans. c (9)
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May 19, 2022
Ans. b (6)
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May 19, 2022
a. β – D – glucose b. α – D – glucose c. Fructose d. Rhamnose Ans. b (8)
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May 19, 2022
a. Nil b. Weak c. Strong d. Very strong Ans. b (9)
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May 19, 2022
a. Polythene b. Polyester c. Polysaccharide d. Polyamide Ans. d (8)
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May 19, 2022
a. Vinyl cyanide b. Acrolein c. Glycol d. Isoprene Ans. a (7)
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May 19, 2022
a. Decron b. Orlon (acrilan) c. PVC d. Bakelite Ans. b (7)
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May 19, 2022
a. Bakelite b. Dacron c. Rubber d. Nylon-66 Ans. d (7)
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May 19, 2022
a. Artificial silk is derived from cellulose b. Nylon – 66 is an example of elastomer c. The repeat unit...
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May 19, 2022
a. CH3 CHÂ 2 CI b. CHÂ 3 CH2 OH c. CÂ 6 HÂ 6 d. C 3Â HÂ 6 Ans. d (34)
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May 19, 2022
a. Bakelite b. Polythene c. polystyrene d. PVC Ans. a (16)