Chemistry Electrolysis of an aqueous solution of copper sulphate using copper electrodes gives Hydrogen at cathode and oxygen at anode Copper at cathode and oxygen at anode Copper at cathode and anodes dissolve to give copper Copper at anode and oxygen at cathode. Hydrogen at cathode and oxygen at anode Copper at cathode and oxygen at anode Copper at cathode and anodes dissolve to give copper Copper at anode and oxygen at cathode. ANSWER DOWNLOAD EXAMIANS APP
Chemistry Bridgmanite is Name of a game A bridge on the river Thames Name of a music Earth’s most abundant minera Name of a game A bridge on the river Thames Name of a music Earth’s most abundant minera ANSWER DOWNLOAD EXAMIANS APP
Chemistry Air shows the property of Both A and B None of these N2 O2 Both A and B None of these N2 O2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is not coal variety? Dolomite Lignite Bituminous Peat Dolomite Lignite Bituminous Peat ANSWER DOWNLOAD EXAMIANS APP
Chemistry Nitrification is the biological process of converting N2into nitrite Ammonia into N2 N2 into nitrate Ammonia into nitrite N2into nitrite Ammonia into N2 N2 into nitrate Ammonia into nitrite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sulphur dioxide bleaches colouring matter by : Dehydration Decomposition Reduction Oxidation Dehydration Decomposition Reduction Oxidation ANSWER DOWNLOAD EXAMIANS APP