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.Management Sciences
Category: Chemical Process
Rotary kiln is not involved in the production of___________________?
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A. Cement
B. Lime from limestone
C. Slaked lime from quick lime
D. None of these
Free alkali in a toilet soap is _______________ that in a laundry shop ?
A. Less than
B. More than
C. Same
D. None of these
Platinum is a versatile catalyst for many processes in chemical industries. It is highly prone to be poisoned by the presence of_________________?
A. Carbon
B. Arsenic
C. Lead
D. Sulphur
Sulphuric acid is mainly used in the _______________ industry ?
A. Fertiliser
B. Steel
C. Paper
D. Paint
Riboflavin is a/an____________________?
A. Vitamin
B. Analgesic drug
C. Anaesthetics
D. Anti-malarial drug
Function of sodium thiosulphate (hypo) in development of photographic film/plate is to______________?
A. Brighten the faint images
B. Remove metallic silver
C. Convert silver chloride to silver
D. Remove unexposed silver halide
Styrene (a monomer for the production of polystyrene) is commercially produced by ____________________?
A. Catalytic dehydrogenation of ethyl benzene
B. Dehydration of ethyl alcohol followed by hydrogenation
C. Reacting ethylene oxide with acetaldehyde
D. Fermentation of starch
Dry ice (solidified CO2) is used for the___________________?
A. Storage & shipment of frozen foods and ice-creams
B. Liquefaction of permanent gases
C. Liquefaction of natural gas
D. None of these
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