Chemistry Major portion of the earth’s crust is mainly constituted by Oxygen and Silicon Oxygen and Iron Silicon and Aluminium Silicon and Iron Oxygen and Silicon Oxygen and Iron Silicon and Aluminium Silicon and Iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry The process of covering water pipes made of Iron with Zinc layer to prevent corrosion is called : Zinc plating Alloy formation Vulcanization Galvanization Zinc plating Alloy formation Vulcanization Galvanization ANSWER DOWNLOAD EXAMIANS APP
Chemistry In electro-refining, the pure metal is deposited on Electrolyte Cathode Vessel Anode Electrolyte Cathode Vessel Anode ANSWER DOWNLOAD EXAMIANS APP
Chemistry The aqueous solution of potassium chloride is Initially weak and then become a strong electrolyte A non-electrolyte A strong electrolyte A weak electrolyte Initially weak and then become a strong electrolyte A non-electrolyte A strong electrolyte A weak electrolyte ANSWER DOWNLOAD EXAMIANS APP
Chemistry In deep-sea diving, divers use a mixture of gases consisting of oxygen and Argon Helium Nitrogen Hydrogen Argon Helium Nitrogen Hydrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which is the highest quality of hard coal? Bituminous Lignite Peat Anthracite Bituminous Lignite Peat Anthracite ANSWER DOWNLOAD EXAMIANS APP
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