A. Activated carbon
B. Diatomaceous earth
C. Bauxite
D. Bentonite
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 - Percentage of glycerine present in the spent lye obtained during soap manufacture is about________________?
A. 0.5
B. 5
C. 20
D. 35 - Glycerine is a by-product of the ________________ industry ?
A. Soap
B. Detergent
C. Oil hydrogenation
D. Paint - Glycerine is recovered from lye by ___________________?
A. Evaporation followed by vacuum distillation
B. Liquid extraction technique
C. Extractive distillation technique
D. None of these - Glycerine is not used in the____________________?
A. Manufacture of explosive
B. Conditioning and humidification of tobacco
C. Manufacture of pharmaceuticals
D. None of these - Synthetic glycerine is produced from___________________?
A. Toluene
B. Phenol
C. Propylene
D. Naphthalene - Glycerine can be obtained from ________________ ?
A. Fat
B. Naphthalene
C. Cumene
D. Sucrose - Yellow phosphorus is transported under____________________?
A. Air
B. Water
C. Nitrogen
D. Helium - Which of the following is an yellow pigment ?
A. Titanium dioxide
B. Ferrous sulphate
C. Lead chromates
D. Zinc sulphides - Thermosetting plastic materials____________________?
A. Can be repeatedly melted
B. Is useful for melt casting
C. Cannot be melted after forming
D. Is useful for spinning
