Gun powder uses_____________________?

Related Mcqs:

1. Gun powder, which is an explosive comprises of charcoal, sulphur and____________________?

   A. Glycerine B. Salt petre C. Nitro glycerine D. Dynamite...

2. _________________ is not a constituent of gun powder?

   A. Carbon B. Charcoal C. Sulphur D. Potassium nitrate...

3. Bleaching powder (chemically known as calcium chloro hypochlorite) is commercially produced by the action of chlorine on ____________________?

   A. Slaked lime B. Soda lime C. Calcium perchlorate D. None of these...

4. Bleaching action of bleaching powder is due to its _____________ properties ?

   A. Reducing B. Oxidising C. Disinfecting D. None of these...

5. Blue colour is imparted to glass by the addition of__________________?

   A. FeSO4 B. PbO C. CaO D. NaOH...

6. Nicotine is___________________?

   A. A volatile alkaloid B. Obtained by treating by-products of the tobacco processing industry C. Both A. and B. D. Neither A. nor B....

7. Shrinkage volume in cement setting does not depend upon the _____________________?

   A. Sand to cement ratio B. Water to cement ratio C. Ambient temperature fluctuation D. Drying period...

8. Naphthalene is removed from coke oven gas by ________________________?

   A. Adsorbing on palladium B. Absorbing in ethanolamine C. Scrubbing with wash oil D. Passing it through electrostatic precipitator...

9. Main product in calcium carbide-water reaction is___________________?

   A. Ca(OH)2 B. C2H2 C. CO2 D. CaCO3...

10. The catalyst used in the manufacture of DDT (from chloral and chlorobenzene) is _________________?

    A. Dilute H2SO4 B. Oleum C. Ultraviolet light D. None of these...