A. Decoloration
B. Hydrogenation
C. Oxidation
D. Purification
Rancidity of the fatty oil can be reduced by its__________________? Read More »
Chemical Process A. Can be repeatedly melted
B. Is useful for melt casting
C. Cannot be melted after forming
D. Is useful for sning
Thermosetting plastic materials____________________? Read More »
Chemical Process A. Remove lignin
B. Produce long fibres
C. Prevent deterioration on storage
D. None of these
A. Inhibits/destroys the growth of microorganisms
B. Is used as a pain reliever
C. Is an antimalarial
D. Is an anaesthetic
Antibiotic____________________? Read More »
Chemical Process A. Polyvinyl chloride
B. Polythene
C. Bakelite
D. Teflon
______________ is a thermosetting plastic? Read More »
Chemical Process A. Exchange of heat with colder stream
B. Adiabatic expansion through a throttle valve (Joule-Thomson expansion)
C. Adiabatic expansion against a piston or in a turbine
D. Merely compressing the gas beyond its critical pressure
Linde process of gas liquefaction employs__________________? Read More »
Chemical Process A. Na2SO4
B. CaSO4
C. MgSO4
D. BaSO4
Chemical formula of ‘salt cake’ is____________________? Read More »
Chemical Process A. Sodium sulphide & sodium carbonate
B. Sodium sulphite & sodium carbonate
C. Sodium sulphite & sodium sulphide
D. None of these
A. Proteins with high molecular weight (around 10,000)
B. Derived from living organisms
C. Catalyst for temperature sensitive reactions
D. All A, B. and C.
Enzymes are_________________? Read More »
Chemical Process A. Zinc
B. Nickel
C. Platinum
D. Copper
Catalyst used during the manufacture of ‘Vanaspati Ghee’ is ___________________? Read More »
Chemical Process