4Na+O2=2Na2O
Na2O+O2=(加熱)2Na2O2;
2Na+2H2O=2NaOH+H2↑;
Na2O+CO2=Na2CO3,
Na2O+2HCl=2NaCl+H2O,
2NaCl+2H2O=2NaOH+2H2↑+2Cl2↑
電解食鹽水
2Na2O2+2CO2=2Na2CO3+O2,
H3PO4+3NaOH=Na3PO4+3H2O
Na3PO4+HCl=Na2HPO4+NaCl,
Na2HPO4+HCl=NaH2PO4+NaCl,
NaH2PO4+HCl=H3PO4+NaCl,
Na2CO3+HCl=NaHCO3+NaCl,
NaHCO3+HCl=NaCl+H2O+CO2↑
2NaHCO3=加熱Na2CO3+H2O+CO2↑
4Na+O2=2Na2O
Na2O+O2=(加熱)2Na2O2;
2Na+2H2O=2NaOH+H2↑;
Na2O+CO2=Na2CO3,
Na2O+2HCl=2NaCl+H2O,
2NaCl+2H2O=2NaOH+2H2↑+2Cl2↑
電解食鹽水
2Na2O2+2CO2=2Na2CO3+O2,
H3PO4+3NaOH=Na3PO4+3H2O
Na3PO4+HCl=Na2HPO4+NaCl,
Na2HPO4+HCl=NaH2PO4+NaCl,
NaH2PO4+HCl=H3PO4+NaCl,
Na2CO3+HCl=NaHCO3+NaCl,
NaHCO3+HCl=NaCl+H2O+CO2↑
2NaHCO3=加熱Na2CO3+H2O+CO2↑