Chemical Process Chalcopyrite is the main ore of Lead Iron Tin Copper Lead Iron Tin Copper ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Pick out the wrong statement pertaining to the properties of glasses. Glasses generally have Low co-efficient of thermal expansion High electrical insulation properties Sharp melting points Compressive strength much greater than their tensile strengths Low co-efficient of thermal expansion High electrical insulation properties Sharp melting points Compressive strength much greater than their tensile strengths ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Solvay process is not used for the manufacture of potassium carbonate, because of the reason that potassium bicarbonate All of these Has high water solubility and is unstable Is soluble in ammonium chloride and potassium chloride solution Is prone to thermal decomposition All of these Has high water solubility and is unstable Is soluble in ammonium chloride and potassium chloride solution Is prone to thermal decomposition ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The end bleaching agent used to move last traces of colour bodies from the pulp is Mercaptans Chlorine dioxide (ClO₂) SO₂ gas MgO Mercaptans Chlorine dioxide (ClO₂) SO₂ gas MgO ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Penicillin is separated from fermented broth by Evaporation in calendria Extraction with amyl or butyl acetate Extractive distillation Ternery azeotropic distillation Evaporation in calendria Extraction with amyl or butyl acetate Extractive distillation Ternery azeotropic distillation ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Oils and fats are converted to soap in a process called Esterification Hydrogenation None of these Saponification Esterification Hydrogenation None of these Saponification ANSWER DOWNLOAD EXAMIANS APP