Chemistry Which one is not a primary greenhouse gases in the Earth's atmosphere Methane Ozone Nitrogen Carbon dioxide Methane Ozone Nitrogen Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most commonly used bleaching agent is carbon dioxide sodium chlorine chlorine alcohol carbon dioxide sodium chlorine chlorine alcohol ANSWER DOWNLOAD EXAMIANS APP
Chemistry The element used in the manufacture of safety matches is Phosphorous Sulphur Magnesium Silicon Phosphorous Sulphur Magnesium Silicon ANSWER DOWNLOAD EXAMIANS APP
Chemistry The constituents of automobile exhaust that can cause cancer is/are : Oxides of nitrogen Polycyclic hydrocarbons Carbon monoxide Lead Oxides of nitrogen Polycyclic hydrocarbons Carbon monoxide Lead ANSWER DOWNLOAD EXAMIANS APP
Chemistry Zone refining is used for the purification of Cu Au Ag Ge Cu Au Ag Ge ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a greenhouse gas ? Carbon dioxide Nitric oxide Chlorofluorocarbon Hydrogen Carbon dioxide Nitric oxide Chlorofluorocarbon Hydrogen ANSWER DOWNLOAD EXAMIANS APP
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