A. 0.5
B. 5
C. 20
D. 35
Related Mcqs:
- 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 - Glycerine is recovered from lye by ___________________?
A. Evaporation followed by vacuum distillation
B. Liquid extraction technique
C. Extractive distillation technique
D. None of these - Salt is added in the kettle during soap manufacture to separate ___________________?
A. Soap from lye
B. Glycerine from lye
C. The metallic soap
D. The unsaponified fat from soap - Rosin soap is added during paper manufacture to____________________?
A. Impart adhesive properties
B. Improve opacity
C. Impart resistance to penetration by liquids
D. None of these - Which of the following is used as a binding material in soap to improve soap texture ?
A. Rosin
B. Borax
C. Benzyl acetate
D. Sodium carbonate - Glycerine can be obtained from ________________ ?
A. Fat
B. Naphthalene
C. Cumene
D. Sucrose - Pick out the wrong statement pertaining to the soap manufacture?
A. Transparent soaps are made by cold process
B. Organic pigments are used as colouring materials in the soap manufacture
C. Both laundry as well as toilet soaps are manufactured by hot process
D. Colourless rosin is used in the manufacture of laundry soaps - Yellow glycerine is made into white, using____________________?
A. Activated carbon
B. Diatomaceous earth
C. Bauxite
D. Bentonite - Glycerine is a by-product of the ________________ industry ?
A. Soap
B. Detergent
C. Oil hydrogenation
D. Paint - Glycerine is not used in the____________________?
A. Manufacture of explosive
B. Conditioning and humidification of tobacco
C. Manufacture of pharmaceuticals
D. None of these
