Polyvinyl chloride (PVC) is____________________?

Related Mcqs:

1. Poly Vinyl Chloride (P.V.C.) is a ______________ material ?

   A. Thermosetting B. Thermoplastic C. Fibrous D. Chemically active...

2. Vinyl chloride (CH2 = CH.Cl) is produced by the thermal pyrolysis of ethylene dichloride at a pressure & temperature of __________________?

   A. 4 kgf/cm2 & 500°C B. 10 kgf/cm2 & 1000°C C. 40 kg/cm2 & 200°C D. 100 kgf/cm2 & 500°C...

3. Sodium chloride content in sea water is about _______________ gms/liter?

   A. 2 B. 10 C. 25 D. 50...

4. Chemical formula of ‘salt cake’ is____________________?

   A. Na2SO4 B. CaSO4 C. MgSO4 D. BaSO4...

5. Process conditions in fermentator used for production of penicillin is____________________?

   A. 25°C, 2 atm B. 50°C, l0 atm C. 30°C, 200 mm Hg (absolute) D. 90°C, 45 atm...

6. The major use of butadiene is____________________?

   A. As a plasticiser for unsaturated polyester B. In the manufacture of synthetic rubber C. As an anti-skinning agent in paint D. None of these...

7. Main constituent of limestone is____________________?

   A. CaCO3 B. MgCO3 C. Na2CO3 D. CaSO4...

8. Main constituents of natural rubber is____________________?

   A. Polystyrene B. Polyisoprene C. Polybutadiene D. Polychlorophrene...

9. Lindane is____________________?

   A. Not a fumigant B. BHC (Benzene Hexachloride) containing 99% γ-isomer C. A by-product of BHC manufacture D. Both B. and C....

10. In the production of soda ash by Solvay process, the by-product is____________________?

    A. CaCl2 B. NH4Cl C. NH3 D. NaOH...