Chemistry Which gas is most stable at room temperature F2 O2 H2 N2 F2 O2 H2 N2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Stains of rust on clothes can be removed by : Petrol H2O2 Oxalic acid Alcohol Petrol H2O2 Oxalic acid Alcohol ANSWER DOWNLOAD EXAMIANS APP
Chemistry The deterioration of a metal by an electrochemical process is commonly termed as Corrosion Abrasion Erosion Passivation Corrosion Abrasion Erosion Passivation ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following chemicals is responsible for depletion of ozone layer in the atmosphere? Sulphur dioxide Carbon dioxide Nitrous oxide Chlorofluorocarbons Sulphur dioxide Carbon dioxide Nitrous oxide Chlorofluorocarbons ANSWER DOWNLOAD EXAMIANS APP
Chemistry The source of energy that causes the least global warming is Coal Geothermal energy Natural Gas Petroleum Coal Geothermal energy Natural Gas Petroleum ANSWER DOWNLOAD EXAMIANS APP
Chemistry Silver gets corroded due to ________ in air. Hydrogen Sulphide Carbon dioxide Nitrogen Oxygen Hydrogen Sulphide Carbon dioxide Nitrogen Oxygen ANSWER DOWNLOAD EXAMIANS APP
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