Chemistry In electro-refining, the pure metal is deposited on Anode Cathode Electrolyte Vessel Anode Cathode Electrolyte Vessel ANSWER DOWNLOAD EXAMIANS APP
Chemistry The lightest gas which is non-inflammable is Helium Hydrogen Nitrogen Oxygen Helium Hydrogen Nitrogen Oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry If a buffer solution is diluted its pH Remains same Will slowly increase and then it will decrease Is decreased Is increased Remains same Will slowly increase and then it will decrease Is decreased Is increased ANSWER DOWNLOAD EXAMIANS APP
Chemistry Nitrogen forms a variety of compounds in all oxidation states ranging from –3 to + 4 –3 to + 5 –3 to + 3 –3 to + 6 –3 to + 4 –3 to + 5 –3 to + 3 –3 to + 6 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Normal rainwater is slightly acidic due to the presence of Sulphur dioxide Methane Carbon dioxide None of these Sulphur dioxide Methane Carbon dioxide None of these ANSWER DOWNLOAD EXAMIANS APP
Chemistry The process of covering water pipes made of Iron with Zinc layer to prevent corrosion is called : Galvanization Zinc plating Vulcanization Alloy formation Galvanization Zinc plating Vulcanization Alloy formation ANSWER DOWNLOAD EXAMIANS APP