Glycerine can be obtained from ________________ ?

Related Mcqs:

1. Nitro-glycerine absorbed in wood flour, sodium nitrate or ammonium nitrate is commercially used as controlled explosive called dynamite. The raw material used for its manufacture are glycerine, nitric acid and___________________?

   A. Sulphuric acid B. Phosphoric acid C. Hydrochloric acid D. Hydrofluoric acid...

2. Percentage of glycerine present in the spent lye obtained during soap manufacture is about________________?

   A. 0.5 B. 5 C. 20 D. 35...

3. Glycerine is a by-product of the ________________ industry ?

   A. Soap B. Detergent C. Oil hydrogenation D. Paint...

4. Yellow glycerine is made into white, using____________________?

   A. Activated carbon B. Diatomaceous earth C. Bauxite D. Bentonite...

5. Glycerine is recovered from lye by ___________________?

   A. Evaporation followed by vacuum distillation B. Liquid extraction technique C. Extractive distillation technique D. None of these...

6. Glycerine is not used in the____________________?

   A. Manufacture of explosive B. Conditioning and humidification of tobacco C. Manufacture of pharmaceuticals D. None of these...

7. Synthetic glycerine is produced from___________________?

   A. Toluene B. Phenol C. Propylene D. Naphthalene...

8. Coloured glass is obtained by mixing of colored salts. Addition of ___________________ oxide is done to impart greenish blue color to the glass?

   A. Chromium B. Arsenic C. Copper D. Manganese...

9. Tall oil obtained as a by-product from the black liquor recovery is________________?

   A. A black, sticky & viscous liquid B. Used in the manufacture of greases, emulsions & soaps C. Composed mainly of rosin & fatty acids D. All A , B. & C....

10. The metallic aluminium is obtained from pure alumina in the presence of fused cryolite by_________________?

    A. Electrolysis B. Electrolytic reduction C. Electrolytic oxidation D. None of these...