Chemical Process Which of the following is an ore of iron? Galena Bauxite Hematite Chalcopyrite Galena Bauxite Hematite Chalcopyrite ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Concentration of sulphide ores is done usually by Smelting Roasting Froth floatation Electro magnetic separation Smelting Roasting Froth floatation Electro magnetic separation ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Iron ore hametite is concentrated using Froth floatation Gravity separation Roasting Electro magnetic separation mainly Froth floatation Gravity separation Roasting Electro magnetic separation mainly ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Extraction of __________ employs an electrolytic process. Silver Aluminium All of these Copper Silver Aluminium All of these Copper ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Hydrophilic group of a soap or detergent solution is None of these Soil loving Water loving Water hating None of these Soil loving Water loving Water hating ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Use of chlorine in the treatment of sewage Aids in flocculation Helps in grease separation Causes bulking of activated sludge Increases the biological oxygen demand(BOD) Aids in flocculation Helps in grease separation Causes bulking of activated sludge Increases the biological oxygen demand(BOD) ANSWER DOWNLOAD EXAMIANS APP
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