Chemistry Which of the following chemical materials is responsible for the depletion of ozone layer in the atmosphere ? Chlorofluorocarbon Sulphur dioxide Nitrous oxide Carbon dioxide Chlorofluorocarbon Sulphur dioxide Nitrous oxide Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the chemical symbol of mercury Mg Hg None of these Mr Mg Hg None of these Mr ANSWER DOWNLOAD EXAMIANS APP
Chemistry Bleaching powder is prepared by passing : Chlorine over quick lirne Chlorine over slaked lime Carbon dioxide over slaked lime Oxygen over slaked lime Chlorine over quick lirne Chlorine over slaked lime Carbon dioxide over slaked lime Oxygen over slaked lime ANSWER DOWNLOAD EXAMIANS APP
Chemistry Magnetite is 2Fe2O3. 3H2O FeCO3 Fe3O4 Fe2O3 2Fe2O3. 3H2O FeCO3 Fe3O4 Fe2O3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sulphur dioxide present in the industrial chimney exhaust causes Respiratory and lung disease Reduction in plant's productivity owing to acid rain All of these Corrosion building materials Respiratory and lung disease Reduction in plant's productivity owing to acid rain All of these Corrosion building materials ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical name of quartz is Sodium phosphate Calcium oxide Calcium phosphate Sodium silicate Sodium phosphate Calcium oxide Calcium phosphate Sodium silicate ANSWER DOWNLOAD EXAMIANS APP
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