Chemical Process Concentration of sulphide ores is done usually by Electro magnetic separation Smelting Roasting Froth floatation Electro magnetic separation Smelting Roasting Froth floatation ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Cement mainly contains MgO, SiO₂, K₂O CaO, MgO, K₂O Al2O₃, MgO, FE₂O₃ CaO, SiO₂, Al2O₃ MgO, SiO₂, K₂O CaO, MgO, K₂O Al2O₃, MgO, FE₂O₃ CaO, SiO₂, Al2O₃ ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is not responsible for causing permanent hardness of water? Ca(HCO₃)₂ CaCl₂ None of these MgCl₂ Ca(HCO₃)₂ CaCl₂ None of these MgCl₂ ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Chemical name of soda ash is Sodium bicarbonate Potassium carbonate None of these Sodium thiosulphate Sodium bicarbonate Potassium carbonate None of these Sodium thiosulphate ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Calcination of gypsum produces Plaster of paris Lime Nitre cake Salt cake Plaster of paris Lime Nitre cake Salt cake ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Cation exchanger is regenerated usually with H₂SO₄ Hydrazine Alum solution NaOH H₂SO₄ Hydrazine Alum solution NaOH ANSWER DOWNLOAD EXAMIANS APP
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