Chemistry Which of the following elements is obtained from sea weeds ? Iodine Argon Sulphur Vanadium Iodine Argon Sulphur Vanadium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a commercial source of energy? Firewood Natural Gas Coal Petroleum Firewood Natural Gas Coal Petroleum ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following gases is mixed with oxygen for breathing by divers in aqua lungs? Methane Hydrogen Helium Nitrogen Methane Hydrogen Helium Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical name of baking soda is Sodium carbonate Sodium bicarbonate Sodium nitrate Sodium chloride Sodium carbonate Sodium bicarbonate Sodium nitrate Sodium chloride ANSWER DOWNLOAD EXAMIANS APP
Chemistry The ore which is found in abundance in India is magnetite monazite bauxite fluorspar magnetite monazite bauxite fluorspar ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following metals can displace copper from copper sulphate solution ? Iron Platinum Mercury Gold Iron Platinum Mercury Gold ANSWER DOWNLOAD EXAMIANS APP
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