4Na + O2 = 2Na2O Na2O+H2O = 2NaOH NaOh+HCl=NaCl+H2O 2NaCl+PbSO4=Na2SO4+PbCl2 3Na2SO4+Ba3(PO4)2=2Na3PO4+3BaSO4
4Na + O2 = 2Na2O;
Na2O+H2O = 2NaOH; NaOH+HCl=NaCl+H2O; 2NaCl+PbSO4=Na2SO4+PbCl2 ;3Na2SO4+Ba3(PO4)2=2Na3PO4+3BaSO4
4Na + O2 = 2Na2O
Na2O+H2O = 2NaOH
NaOh+HCl=NaCl+H2O
2NaCl+PbSO4=Na2SO4+PbCl2
3Na2SO4+Ba3(PO4)2=2Na3PO4+3BaSO4
4Na + O2 = 2Na2O;
Na2O+H2O = 2NaOH; NaOH+HCl=NaCl+H2O; 2NaCl+PbSO4=Na2SO4+PbCl2 ;
3Na2SO4+Ba3(PO4)2=2Na3PO4+3BaSO4