Chemistry Ionisation energy of nitrogen is greater than that of oxygen because nitrogen has High nuclear charge High bond dissociation energy Stable half filled 2p sub level Smaller atomic radius High nuclear charge High bond dissociation energy Stable half filled 2p sub level Smaller atomic radius ANSWER DOWNLOAD EXAMIANS APP
Chemistry The major use of sulphur is in the manufacture of H2SO4 Fungicide SO2 H2S H2SO4 Fungicide SO2 H2S ANSWER DOWNLOAD EXAMIANS APP
Chemistry Dry powder fire extinguishers contain Sand and sodium bicarbonate Sand and potassium carbonate Sand and sodium carbonate Sand Sand and sodium bicarbonate Sand and potassium carbonate Sand and sodium carbonate Sand ANSWER DOWNLOAD EXAMIANS APP
Chemistry Bee sting contains A salt solution An acidic liquid A corrosive liquid An alkaline liquid A salt solution An acidic liquid A corrosive liquid An alkaline liquid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Electrolysis of an aqueous solution of copper sulphate using copper electrodes gives Copper at cathode and anodes dissolve to give copper Copper at cathode and oxygen at anode Copper at anode and oxygen at cathode. Hydrogen at cathode and oxygen at anode Copper at cathode and anodes dissolve to give copper Copper at cathode and oxygen at anode Copper at anode and oxygen at cathode. Hydrogen at cathode and oxygen at anode ANSWER DOWNLOAD EXAMIANS APP
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