CO & H2 are the constituents of___________________?

Related Mcqs:

1. Main constituents of cotton fiber is__________________?

   A. Lignin B. Cellulose C. Starch D. Gelatine...

2. Main constituents of natural rubber is____________________?

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

3. The major constituents of glass are____________________?

   A. Lime, clay and soda ash B. Sand, lime and soda ash C. Silica, alumina and clay D. Silica, alumina and soda ash...

4. Main constituents of Portland cement are calcium aluminate and__________________?

   A. Gypsum B. Silicates C. Sodium silicate D. Carbonates...

5. CaCl(OCl) is the chemical formula of___________________?

   A. Hypo B. Bleaching powder C. Plaster of Paris D. Aqua regia...

6. Rotary kiln is not involved in the production of___________________?

   A. Cement B. Lime from limestone C. Slaked lime from quick lime D. None of these...

7. Neoprene is the trade name of___________________?

   A. Polyurethane B. Phenol formaldehyde C. Polychlorophrene D. Styrene-butadiene rubber...

8. Bromine is used in the preparation of___________________?

   A. Fire extinguishing compounds B. Fire proofing agents C. Dyes and antiknock compounds D. All A , B. and C....

9. Sodium carbonate (soda ash) is not used in the manufacture of___________________?

   A. Fire extinguishers B. Sugar C. Baking powder D. Detergents...

10. Le-Blanc process is a primitive process for the manufacture of___________________?

    A. Caustic soda B. Soda ash C. Bromine from sea water D. Hydrochloric acid...