A. Toluene
B. Phenol
C. Propylene
D. Naphthalene
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 - Alum is commercially produced from___________________?
A. Gypsum
B. Feldspar
C. Galena
D. Bauxite - Yellow glycerine is made into white, using____________________?
A. Activated carbon
B. Diatomaceous earth
C. Bauxite
D. Bentonite - 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 - Glycerine can be obtained from ________________ ?
A. Fat
B. Naphthalene
C. Cumene
D. Sucrose - Which is the most suitable dye for synthetic fibres ?
A. Acid dye
B. Azoic dye
C. Pigment dye
D. Mordant dye - Presence of sodium tripolyphosphate (an additive) in synthetic detergent___________________?
A. Facilitates its use even in hard water (by sequestering the water-hardening Ca & Mg ions)
B. Inhibits its corrosive effects
C. Does not allow redeposition of dirt on the cleaned surface
D. None of these
