Chemistry Acid rain is caused due to emission of which of the following in to the atmosphere ? Carbon dioxide and carbon monoxide Oxides of nitrogen and sulphur Carbon monoxide and nitrogen Ozone and carbon dioxide Carbon dioxide and carbon monoxide Oxides of nitrogen and sulphur Carbon monoxide and nitrogen Ozone and carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Carbon monoxide is an inflammable gas. Which one of the following is also inflammable? Helium Oxygen Hydrogen Nitrogen Helium Oxygen Hydrogen Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Of the following, which one pollutes the air of a big city ? Cadmium Lead Copper Chromium Cadmium Lead Copper Chromium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The method that cannot be used for removing permanent hardness of water is distillation adding sodium carbonate adding caustic soda boiling distillation adding sodium carbonate adding caustic soda boiling ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following chemicals is responsible for depletion of ozone layer in the atmosphere? Nitrous oxide Carbon dioxide Sulphur dioxide Chlorofluorocarbons Nitrous oxide Carbon dioxide Sulphur dioxide Chlorofluorocarbons ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ultraviolet rays can be used in water treatment as Hydrolyser Precipitator Flocculator Disinfectant Hydrolyser Precipitator Flocculator Disinfectant ANSWER DOWNLOAD EXAMIANS APP
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