Question

Balance the following chemical questions

1.SnO2+H2--> Sn+H2O

2.FeS+O2--> Fe2O3+SO2

3. C2H6O+O2-->CO2+H2O

4.AgI+Na2S-->Ag2S+NaI​

Answer 1

1.SnO2+2H2--> Sn+2H2O

2.4FeS+7O2--> 2Fe2O3+4SO2

3. C2H6O+3O2-->2CO2+3H2O

4.2AgI+Na2S-->Ag2S+2NaI