A. Improve its resistance to rancid oxidation
B. Raise its melting point
C. Remove double bonds
D. None of these
Hydrogenation of oil/fat does not_________________? Read More »
Chemical Process A. Poor oxidation stability and high gum forming tendency
B. Greater tendency of decomposition at elevated temperature
C. Hydrolysis tendency in presence of water
D. All A, B. and C
A. Sand
B. Bauxite
C. Quicklime
D. Calcite
Fusion of limestone and ______________ produces high alumina cement? Read More »
Chemical Process A. Flint
B. Pyrex
C. Quartz
D. All A, B. & C
Basic oxide is absent in ___________________ glass? Read More »
Chemical Process A. Disinfection and control of taste & odour
B. Corrosion control
C. Removing turbidity
D. Control of bacteria
Chloramines are used in water treatment for_____________________? Read More »
Chemical Process A. Ethyl benzene
B. Ethylene oxide
C. Ethanol
D. Ethane
Ethanol amine is produced using ammonia and_________________? Read More »
Chemical Process A. Density difference
B. Wetting characteristics
C. Terminal velocities
D. None of these
Ore concentration by froth floatation utilises the ______________ of ore particles ? Read More »
Chemical Process A. Polyamide
B. Thermosetting resin
C. Polyester
D. None of these
Nylon-6 is a__________________? Read More »
Chemical Process A. Bakelite
B. Neoprene
C. Teflon
D. Nylon-66
P.T.F.E. (Poly tetra fluoro ethylene) is commercially known as____________________? Read More »
Chemical Process A. Spraying 66° Be H2SO4 counter current to the flow of the gas
B. Passing it through a bed of diatomaceous earth
C. Passing it through a bed of silica gel
D. None of these
