Chemistry What is the most common salt in sea water ? Magnesium sulphate Sodium chloride Calcium carbonate Potassium chloride Magnesium sulphate Sodium chloride Calcium carbonate Potassium chloride ANSWER DOWNLOAD EXAMIANS APP
Chemistry Name two elements that find wide application in transistor industry Silicon and Germanium Carbon and Platinum Iridium and Germanium Tungsten and Platinum Silicon and Germanium Carbon and Platinum Iridium and Germanium Tungsten and Platinum ANSWER DOWNLOAD EXAMIANS APP
Chemistry The increasing abundance of green house gases in atmosphere has led to the following effect except Depletion of ozone layer in the stratosphere Oxygen fertilization effect Global warming Carbon dioxide ferilization effect Depletion of ozone layer in the stratosphere Oxygen fertilization effect Global warming Carbon dioxide ferilization effect ANSWER DOWNLOAD EXAMIANS APP
Chemistry Water gas is the mixture of Carbon dioxide and hydrogen Carbon monoxide and hydrogen Carbon monoxide and nitrogen Carbon dioxide and nitrogen Carbon dioxide and hydrogen Carbon monoxide and hydrogen Carbon monoxide and nitrogen Carbon dioxide and nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chief source for the production of nitrogeneous fertilizers is : Nitrogen Ammonia Nitrogen dioxide Nitric acid Nitrogen Ammonia Nitrogen dioxide Nitric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry German silver, an alloy, does not contain the metal Zinc Nickel Copper Silver Zinc Nickel Copper Silver ANSWER DOWNLOAD EXAMIANS APP
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