2Na+H2=2NaH
NaH+H2O=NaOH+H2
NaOH+HCl=NaCl+H2O
2NaCl=2Na+Cl2
2Na+O2=Na2O2
Na2O2+2Na=2Na2O
Na2O+2HCl=2NaCl+H2O
2NaCl=2Na+Cl2
6Cl2+12NaOH=10NaCl+2NaClO3+6H2O
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