na-nah-na(oh)-nacl-hcl-agcl
2Na+H2=2NaH NaH+H2O=NaOH+H2 NaOH+HCl=NaCl+H2O 2NaCl+H2SO4=Na2SO4+HCl AgNO3+HCl=AgCl+HNO3
спасибо)