Chemical Process The most widely used coagulant for removing suspended impurities from water is Bleaching powder Calcium sulphate Chlorine Alum Bleaching powder Calcium sulphate Chlorine Alum ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Polymerisation product of C₂F4 (carbon tetraflouride) is called P.T.F.E (poly chloro tetra flouro ethylene). It is also called Polyurethane Teflon Epoxy resin Silicone Polyurethane Teflon Epoxy resin Silicone ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Cation exchanger is regenerated usually with H₂SO₄ NaOH Alum solution Hydrazine H₂SO₄ NaOH Alum solution Hydrazine ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Presence of carbonaceous matter in the sewage Increases the quantity of chlorine used for its purification All of these Causes reduction in its dissolved oxygen content thereby endangering the life of aquatic creatures Reduces sulphate ions to sulphides causing obnoxious smell Increases the quantity of chlorine used for its purification All of these Causes reduction in its dissolved oxygen content thereby endangering the life of aquatic creatures Reduces sulphate ions to sulphides causing obnoxious smell ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Starting raw material for the manufacture of alum is Alumina Bauxite Ammonium bicarbonate Gypsum Alumina Bauxite Ammonium bicarbonate Gypsum ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Coal tar is used as a All of these Fuel in rotary kiln Binder in making carbon electrodes Binding material for coal briquettes All of these Fuel in rotary kiln Binder in making carbon electrodes Binding material for coal briquettes ANSWER DOWNLOAD EXAMIANS APP
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