Chemistry Vulcanization of rubber is carried out by adding Phosphorus Sulphur Carbon Ozone Phosphorus Sulphur Carbon Ozone ANSWER DOWNLOAD EXAMIANS APP
Chemistry The main source of carbon monoxide is Industrial process Transportation Solid waste disposal Fuel combustion Industrial process Transportation Solid waste disposal Fuel combustion ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following metals pollutes the air of a city having large number of automobiles? Lead Chromium Cadmium Copper Lead Chromium Cadmium Copper ANSWER DOWNLOAD EXAMIANS APP
Chemistry Identify the metal which is non toxic in nature. Gold Cadmium Cobalt Chromium Gold Cadmium Cobalt Chromium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The cathode of a lead storage battery is made up of Zinc Lead Lead oxide Manganese dioxide Zinc Lead Lead oxide Manganese dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical that is used to ripen mangoes is Calcium chloride Calcium carbonate Calcium sulphide Calcium carbide Calcium chloride Calcium carbonate Calcium sulphide Calcium carbide ANSWER DOWNLOAD EXAMIANS APP
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