Chemical Process Electrodeposition of metals i.e. electroplating is never done on Non-metals Refractories Metals Alloys Non-metals Refractories Metals Alloys ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Concentration of sulphide ores is done usually by Froth floatation Electro magnetic separation Smelting Roasting Froth floatation Electro magnetic separation Smelting Roasting ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is the most adverse factor challenging the choice of mercury electrolytic cell process for the production of caustic soda? Pollution of water stream by mercury High cost of mercury High specific gravity of mercury Non-availability of high purity mercury Pollution of water stream by mercury High cost of mercury High specific gravity of mercury Non-availability of high purity mercury ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Zeolite used in water softening process (cation exchange) is regenerated by washing with Chloramines Brine Sodium bisulphite Liquid chlorines Chloramines Brine Sodium bisulphite Liquid chlorines ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Permanent hardness of water is due to the presence of calcium & magnesium None of these Bi-carbonates Carbonate Sulphates & chlorides None of these Bi-carbonates Carbonate Sulphates & chlorides ANSWER DOWNLOAD EXAMIANS APP
Chemical Process L.D. converter is used in the production of Copper Steel Zinc Pig iron Copper Steel Zinc Pig iron ANSWER DOWNLOAD EXAMIANS APP
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