A. In making PVC
B. As plasticisers
C. In insecticides manufacture
D. For making nylon-6
Related Mcqs:
- ______________are produced by reacting polybasic acid (e.g. Phthalic anhydride) with polyhydric alcohol (e.g., glycerol) ?
A. Unsaturated polyester
B. Alkyd resins
C. Saturated polyester
D. Amino resins - Alkyd resin e.g., glyptal resin formed by Phthalic anhydride and glycerine is not used_______________?
A. For surface coating of automobiles & air crafts
B. For fibre making
C. As plasticiser for PVC & nitrocellulose
D. For film forming materials - Silicone resins, which are highly water repellent and has good heat resistance cannot be used___________________?
A. As room temperature adhesive
B. As grease & lubricant
C. Hydraulic fluid for heat transfer
D. Resin for lamination - ____________ polymer is used for making unbreakable crockery?
A. Thermoplastic
B. Melamine
C. Addition
D. None of these - The monomer for the production of neoprene rubber is_________________?
A. Acetylene
B. Chloroprene
C. Isoprene
D. None of these - Non sulphonated hard bakelites are not used for making _______________________?
A. Ion-exchange resins
B. Fountain pen barrels
C. Formica table tops
D. Combs - Starting material for the production of SBR is ____________________?
A. Ethyl alcohol
B. Ethylene
C. Both A. & B.
D. Neither A. nor B. - Pick out the wrong statement ?
A. Addition polymers are generally formed by chain growth polymerisation
B. Condensation polymers are generally formed by step growth polymerisation
C. Teflon is formed by step growth polymerisation
D. Bakelite is formed by step growth polymerisation - Nylon-66 compared to nylon-6 has __________________?
A. Lower melting point
B. More abrasion resistant properties
C. Higher hardness
D. All A., B. and C. - β – glucose is the monomer of__________________?
A. Cellulose
B. Starch
C. Protein
D. None of these
