Chemistry The element absorbed both in cation and anion form is Phosphorus Nitrogen Calcium Sulphur Phosphorus Nitrogen Calcium Sulphur ANSWER DOWNLOAD EXAMIANS APP
Chemistry Of the following, which one pollutes the air of a big city ? Lead Cadmium Copper Chromium Lead Cadmium Copper Chromium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following pollutants is main product of automobile exhaust ? CO2 CO NO Hydrocarbons CO2 CO NO Hydrocarbons ANSWER DOWNLOAD EXAMIANS APP
Chemistry The first metal used by a man was Copper Brass Bronze Silver Copper Brass Bronze Silver ANSWER DOWNLOAD EXAMIANS APP
Chemistry Electric bulbs are filled with : Nitrogen Carbon dioxide Oxygen Argon Nitrogen Carbon dioxide Oxygen Argon ANSWER DOWNLOAD EXAMIANS APP
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