Chemical Process Concentration of sulphide ores is done usually by Froth floatation Smelting Roasting Electro magnetic separation Froth floatation Smelting Roasting Electro magnetic separation ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Sucrose is a Polysacchride Disacchride Monosacchride None of these Polysacchride Disacchride Monosacchride None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Commercial scale production of hydrogen from iron-steam reaction represented by, 3Fe + 3H₂O = Fe₃O₄ + 4H₂, is not practised, as it is Still in development stage (by employing fluidised bed technique) A discontinuous reaction (requiring regeneration of iron by water gas intermittently) All of these A slow reaction Still in development stage (by employing fluidised bed technique) A discontinuous reaction (requiring regeneration of iron by water gas intermittently) All of these A slow reaction ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Glycerine can be obtained from Cumene Naphthalene Fat Sucrose Cumene Naphthalene Fat Sucrose ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Linde process of gas liquefaction employs Adiabatic expansion against a piston or in a turbine Merely compressing the gas beyond its 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 the gas beyond its critical pressure Adiabatic expansion through a throttle valve (Joule-Thomson expansion) Exchange of heat with colder stream ANSWER DOWNLOAD EXAMIANS APP
Chemical Process One of the steps during refining of cane sugar consists of addition of hydrated lime to the sugar syrup followed by carbonation of the resulting solution. The purpose of this step is to Reduce the viscosity of the syrup Adjust the pH of the syrup Improve the rate of crystallisation of sugar Remove the coloring matter from the syrup Reduce the viscosity of the syrup Adjust the pH of the syrup Improve the rate of crystallisation of sugar Remove the coloring matter from the syrup ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS