Chemistry The oxidation number of nickel in K4[Ni(CN)4] is 4 8 Zero –4 4 8 Zero –4 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Galvanization of iron is carried out using Tin Zinc Chromium Copper Tin Zinc Chromium Copper ANSWER DOWNLOAD EXAMIANS APP
Chemistry Chemical name of bleaching powder is : Calcium chloro hypochlorite Calcium bi chloride Calcium chlorate Calcium hypochlorite Calcium chloro hypochlorite Calcium bi chloride Calcium chlorate Calcium hypochlorite ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metal extracted from Bauxite is : Aluminum Manganese Copper Silver Aluminum Manganese Copper Silver ANSWER DOWNLOAD EXAMIANS APP
Chemistry In electro-refining, the pure metal is deposited on Anode Vessel Electrolyte Cathode Anode Vessel Electrolyte Cathode ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used as non-stick coating for cooking utensils? Polystyrene Teflon Styrofoam Perspex Polystyrene Teflon Styrofoam Perspex ANSWER DOWNLOAD EXAMIANS APP
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