Chemical Process __________ is the major constituent of the Portland cement. Calcium oxide Tricalcium silicate Calcium sulphate Calcium carbonate Calcium oxide Tricalcium silicate Calcium sulphate Calcium carbonate ANSWER DOWNLOAD EXAMIANS APP
Chemical Process In the manufacture of sulphuric acid from elemental sulphur, the following sequence of major operations is followed : Furnace → evaporator → absorber Furnace → converter → absorber Converter → furnace → absorber Furnace → converter → evaporator Furnace → evaporator → absorber Furnace → converter → absorber Converter → furnace → absorber Furnace → converter → evaporator ANSWER DOWNLOAD EXAMIANS APP
Chemical Process __________ is used as a catalyst in fat splitting. FeO Ni V₂O₅ ZnO FeO Ni V₂O₅ ZnO ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Mineral oils (e.g. petroleum oils) are preferred over fatty oils (e.g. mustard oil, ghee, tallow, palm oil, olive oil etc.) as a lubricant due to its Greater tendency of decomposition at elevated temperature Poor oxidation stability and high gum forming tendency Hydrolysis tendency in presence of water All of these Greater tendency of decomposition at elevated temperature Poor oxidation stability and high gum forming tendency Hydrolysis tendency in presence of water All of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Phosphoric acid is prepared from Rock phosphate None of these Cryolite Chalcopyrite Rock phosphate None of these Cryolite Chalcopyrite ANSWER DOWNLOAD EXAMIANS APP
Chemical Process In premitive days, __________ was being manufactured by Leblanc Process. Washing soda Soda ash Alum Calcium carbide Washing soda Soda ash Alum Calcium carbide ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS