Related InterviewSolutions

• Soft drink and baby-feeding bottles are generally made of:A. PolyureaB. polyesterC. polymideD. Polystyrene
• Polymerisation of buta`-1,3`diene by free radical mechanism gives:A. trans`-1,4-polybutadieneB. cis`-1,4-polybutadieneC. polyvinyl polyetheneD. polyallyl polyethene
• Nylon threads of made of:A. Polyvinyl polymerB. Polyethylene polymerC. Polyester polymerD. Polyamide polymer
• The interparticle forces between linear chains in Nylon-6,6`are:A. H-bondsB. Covalent bondC. Ionic-bondsD. Coordinate bonds
• Interparticle forces present in Nylon-`6,6`are,A. Dipole-dipole internationsB. Hydrogen bondingC. van der Waals forceD. None of these
• Nylon-`6`is prepared from:A. Adipic acid and hexaamethylene diamine caprolactumB.C. Urea of formaldehydeD. Noen of these
• Which of used for the formation of nylon-`6,6`A. Sulphurous acidB. Adipic acidC. Sulphurous hexafluorideD. Phthalic acid
• Nylon-`6` is made from:A. Adipic acidB. ChloropreneC. `1,3`-ButadieneD. Phthalic acid
• Polymer used in bullet-proof glass is:A. NeomexB. LexanC. `PMMA`D. Kevlar
• Chloroprene is the repeating unit in:A. `PVC`B. NeopreneC. PolystyreneD. Polythene