Chemistry Of the following, which one pollutes the air of a big city ? Chromium Lead Copper Cadmium Chromium Lead Copper Cadmium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The depletion of ozone layer is due to Chloro fluoro carbon Carbon dioxide Ethane Sulphur dioxide Chloro fluoro carbon Carbon dioxide Ethane Sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The graphite rods in the nuclear reactor convert fast moving neutrons into thermal neutrons react with U to release energy undergo combustion which triggers the nuclear fission produce neutrons convert fast moving neutrons into thermal neutrons react with U to release energy undergo combustion which triggers the nuclear fission produce neutrons ANSWER DOWNLOAD EXAMIANS APP
Chemistry 'Vinegar' is a commercial name of Oxalic acid Citric acid Acetic acid Hydrochloric acid Oxalic acid Citric acid Acetic acid Hydrochloric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Galena is a mineral of Calcium Lead Gold Iron Calcium Lead Gold Iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry The major harmful gas emitted by automobile vehicles which causes air pollution is Carbon Monoxide Ozone gas Methane Carbon dioxide Carbon Monoxide Ozone gas Methane Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
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