Chemistry The manufacture of iron from iron ore involves the process of Electrolysis Reduction Oxidation Fractional distillation Electrolysis Reduction Oxidation Fractional distillation ANSWER DOWNLOAD EXAMIANS APP
Chemistry PVC is obtained by the polymerisation of Vinyl chloride Propane Styrene Acetylene Vinyl chloride Propane Styrene Acetylene ANSWER DOWNLOAD EXAMIANS APP
Chemistry Tear gas used by the police to disperse the mob contains Hydrogen sulphide Carbon dioxide Ammonia Chlorine Hydrogen sulphide Carbon dioxide Ammonia Chlorine ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metal used for making aircrafts and rockets is Lead Copper Nickel Aluminium Lead Copper Nickel Aluminium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Acid rain is caused by SO2 and particulates NO2and particulates SO2 and NO2 CO2and CFCs SO2 and particulates NO2and particulates SO2 and NO2 CO2and CFCs ANSWER DOWNLOAD EXAMIANS APP
Chemistry The open "Sigrees" or coal stoves often require fanning to sustain burning because of Accumulation of smoke and dust over the sigrees Tendency of carbon dioxide to form a layer along with dust smoke Interrupted release of moisture from the material Lack of oxygen in the surroundings of sigrees Accumulation of smoke and dust over the sigrees Tendency of carbon dioxide to form a layer along with dust smoke Interrupted release of moisture from the material Lack of oxygen in the surroundings of sigrees ANSWER DOWNLOAD EXAMIANS APP