Chemistry What are the components responsible for acid rain? Carbon dioxide (CO2) and Carbon monoxide (CO) Nitrogen monoxide (NO) and Carbon monoxide (CO) Oxides of carbon (COx) and Oxides of nitrogen (NOx) Sulphur dioxide (SO2) and Nitrogen oxides (NOx) Carbon dioxide (CO2) and Carbon monoxide (CO) Nitrogen monoxide (NO) and Carbon monoxide (CO) Oxides of carbon (COx) and Oxides of nitrogen (NOx) Sulphur dioxide (SO2) and Nitrogen oxides (NOx) ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical name of 'laughing gas' is Nitrogen dioxide Nitric oxide Nitrous oxide Nitrogen pentoxide Nitrogen dioxide Nitric oxide Nitrous oxide Nitrogen pentoxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The pair of compounds used as anaesthetic in medicines : Ether, Ammonia Nitrous oxide, Chloroform Chloroform, Nitrogen dioxide Nitrogen dioxide, ether Ether, Ammonia Nitrous oxide, Chloroform Chloroform, Nitrogen dioxide Nitrogen dioxide, ether ANSWER DOWNLOAD EXAMIANS APP
Chemistry The total energy of revolving electron in an atom Will always be positive Cannot be negative Can never be positive Can have any value above zero Will always be positive Cannot be negative Can never be positive Can have any value above zero ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following does not form oxyacid ? Chlorine Nitrogen Sulphur Fluorine Chlorine Nitrogen Sulphur Fluorine ANSWER DOWNLOAD EXAMIANS APP
Chemistry Metal are good conductors, because They contain free electrons The molecules in them collide very freely The molecules in them are very close to each other They contain reflecting surface They contain free electrons The molecules in them collide very freely The molecules in them are very close to each other They contain reflecting surface ANSWER DOWNLOAD EXAMIANS APP
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