Q. Pick out the wrong statement.

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Q. Starting material for the production of butadiene in India is

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Q. Alkyd resin e.g., glyptal resin formed by phthalic anhydride and glycerene is not used

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Q. The monomer for the production of neoprene rubber is

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Q. A copolymer is formed by the combination of two or more monomer molecules

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Q. Thermoplastic resins usually

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Q. Linear polymers are normally

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Q. Alkyd resin can not be used for making

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Q. Pick out the wrong statement.

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Q. Main constituent of cotton fibre is

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Q. Which of the following is not a thermoplastic material ?

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Q. Contact lenses for eyes are made of perspex, which is nothing but

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Q. The repeating units of PTFE are

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Q. Low pressure Zeigler process of polythene manufacture

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Q. __________ are produced by reacting polybasic acid (e.g. phthalic anhydride) with polyhydric alcohol (e.g., glycerol).

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Q. Which of the following is an elastomer ?

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Q. Polycaprolactum (Nylon - 6) is produced by the condensation polymerisation of caprolactum at 240-280°C in which the conversion of caprolactum is about __________ percent.

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Q. Viscose rayon is

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Q. Hot drink (e.g, tea) cups are usually made of

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Q. Pick out the wrong statement.

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