A. Polystyrene
B. Melamine
C. Polystyrene
D. Polyurethane
Correct Answer: Polystyrene ✔
Last Updated: March 08, 2019
Related MCQs
- In step growth polymerisation, generally only one type of reaction & some basic mechanism is involved. Step growth polymerisation reaction is not involved in the manufacture of__________?
- Which of the following rubbers has the widest service temperature range (-75 to 275°C) ?
- __________ is normally used for the manufacture of refrigerator components and transistor parts?
- Acrilan fibres used for making cloth, carpet & blankets, which is a hard, horny & high melting polymeric material is nothing but__________?
- Styrene butadiene rubber (SBR) is never used for making__________?
- The process involved in converting rubber into a thin sheet or coating it on fabric is called__________?
- In nylon-6, the number 6 represents the total number of__________?
- Thermocol is a spongy, porous, rigid or flexible foamed plastic, obtained by blowing gas/air through molten__________?
- Phenol formaldehyde __________?
- Which of the following is not a condensation polymer ?
- Most of the fibre forming polymers are crystalline in nature, one of the exceptions being __________ which is amorphous in nature?
- Styrene which is a monomer for the production of polystyrene, is commercially produced by the __________?
- __________ polythene is most prone to stress-cracking ?
- Polymers are__________?
- Thermosetting materials__________?
- Which of the following is not an elastomer ?
- Softening point of high density polythene is about __________ °C?
- __________ is not a condensation polymer ?
- Styrene butadiene rubber is commercially manufactured by__________?
- Adipic acid is an intermediate in the manufacture of __________?
- Nylon-6 is a__________?
- Plexiglass (also called Lucite) because of its high optical transparency is used for making lenses. It is chemically__________?
- Rexine (also called artificial leather), which is used for making table cover, automobile seat cover, shoes etc. is made by coating thick cloth with molten__________?
- Commercial production of polypropylene employs __________ polymerisation?
- Nylon-66 is a polyamide of __________?
- The only natural thermoplastic resin, which is a product of animal life is __________?
- Chain growth polymerisation is a process, in which the monomers are added in a chain fashion, and it requires an initiator to produce the free radical. An example of chain growth polymerisation products is __________?
- Gutta percha rubber is__________?
- Which of the following is generally not drawn into fiber ?
- Cellulose content in bamboo fibre is about __________ percent?
- Polycondensation reaction of polymerisation __________?
- In step growth polymerisation, condensation occurs in a stepwise manner with or without the elimination of smaller molecules. An example of step growth polymerisation product is__________?
- In a co-polymer, the repeating units contain two different monomers. Which of the following is a copolymer ?
- Properties of a polymer is affected by the__________?
- Nylon-66 is manufactured from __________?
- Poly-tetra-fluoro ethylene (PTFE) is known as__________?
- Density of low density polythene is about __________ gm/c.c?
- Condensation polymerisation of caprolactam is carried out in the reactor maintained at a temperature of __________ °C for producing nylon-6?
- Scouring is a finishing operation during the manufacture of fibre, which aims at __________ of fibres?
- In condensation polymerisation as compared to addition polymerisation__________?
- Polyvinyl acetate is never used for making__________?
- Thermosetting resins/polymers as compared to thermoplastic ones are __________?
- Which of the following is not the commercial name of poly-methyl-methacrylate (PMMA) ?
- In case of wet spinning of polymers, the polymer solution is forced through spinnerates into, a coagulating bath to give a filament form. Wet spinning is not used in case of the __________ fibres?
- Melamine formaldehyde resin which has a very high anti tacking properties, is not used for the __________?
- Thermal pyrolysis of ethylene dichloride produces __________?
- In a linear polymer, the monomeric units are linked together to form long straight chains. The cross linked or branched chain polymers compared to linear polymers have higher __________?
- Catalyst used in the production of high density polythene by low pressure Ziegler process is __________?
- Typical solvent polymerisation reaction conditions for the production of high density polythene by Zeigler process is__________?
- Elastomers are__________?
- The generic chemical name for the class of polymers which are commercially known as nylons is__________?