Chemical Process Lindane is A by-product of BHC manufacture Both B and C BHC (Benzene Hexa Chloride) containing 99% γ-isomer Not a fumigant A by-product of BHC manufacture Both B and C BHC (Benzene Hexa Chloride) containing 99% γ-isomer Not a fumigant ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Zeolite removes both temporary as well as permanent hardness of water by precipitating calcium and magnesium present in water as insoluble zeolites. Used zeolite is regenerated by flushing with the solution of Sodium chloride Magnesium chloride Calcium sulphate Sodium sulphate Sodium chloride Magnesium chloride Calcium sulphate Sodium sulphate ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Salt is added in the kettle during soap manufacture to separate Glycerine from lye The unsaponified fat from soap The metallic soap Soap from lye Glycerine from lye The unsaponified fat from soap The metallic soap Soap from lye ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Fusel oil is a/an None of these Essential oil Extract from medicinal herbs Mixture of higher molecular weight alcohols (a by-product obtained during production of alcohol from molasses) None of these Essential oil Extract from medicinal herbs Mixture of higher molecular weight alcohols (a by-product obtained during production of alcohol from molasses) ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Liquefaction of gases can not be done by Adiabatic expansion through a throttle valve (Joule-Thomson expansion) Exchange of heat with colder stream Adiabatic expansion against a piston or in a turbine Merely compressing it beyond critical pressure Adiabatic expansion through a throttle valve (Joule-Thomson expansion) Exchange of heat with colder stream Adiabatic expansion against a piston or in a turbine Merely compressing it beyond critical pressure ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Oils are partially hydrogenated (not fully) to manufacture vanaspati, because fully saturated solidified oils Cause cholesterol build up and blood clotting Have affinity to retain harmful sulphur compounds Always contain some amount of nickel (as their complete removal is very difficult) Are prone to rancid oxidation Cause cholesterol build up and blood clotting Have affinity to retain harmful sulphur compounds Always contain some amount of nickel (as their complete removal is very difficult) Are prone to rancid oxidation ANSWER DOWNLOAD EXAMIANS APP