Chemistry Which gas emitted by power stations causes acid rain? Nitrogen Sulphur dioxide Helium Carbon dioxide Nitrogen Sulphur dioxide Helium Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Aluminium can be purified by Oxidation Ozonolysis Distillation Electrolysis Oxidation Ozonolysis Distillation Electrolysis ANSWER DOWNLOAD EXAMIANS APP
Chemistry The nucleus of a hydrogen atom consists of 1 proton + 2 neutron 1 neutron only 1 proton only 1 electron only 1 proton + 2 neutron 1 neutron only 1 proton only 1 electron only ANSWER DOWNLOAD EXAMIANS APP
Chemistry Galena is a mineral of Calcium Iron Gold Lead Calcium Iron Gold Lead ANSWER DOWNLOAD EXAMIANS APP
Chemistry Nitrogen in water is commonly found in the form of Nitrous oxide Nitric oxide Nitrite Nitrate Nitrous oxide Nitric oxide Nitrite Nitrate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Main pollutants released from iron and steel industry are CO2, H2S and NO2 NO, SO3 and H2S CO, CO2 and SO2 CO2, NO2 and SO3 CO2, H2S and NO2 NO, SO3 and H2S CO, CO2 and SO2 CO2, NO2 and SO3 ANSWER DOWNLOAD EXAMIANS APP
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