Ответ:
1.
4Na+O2=2Na2O
Na2O+H20=2NaOH
2NaOH+2NO2=NaNO3+H2O
2.
S+O2=SO2
SO2+H2O=H2SO3
H2SO3+2K=K2SO3+H2
3.
4Al+3O2=2Al2O3
2Al2O3+6Cl2=4AlCl3+3O2
AlCl3+3H2O=Al(OH)3+3HCl
Al(OH)3+NaOH=NaAlO2+2H2O
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Answers & Comments
Ответ:
1.
4Na+O2=2Na2O
Na2O+H20=2NaOH
2NaOH+2NO2=NaNO3+H2O
2.
S+O2=SO2
SO2+H2O=H2SO3
H2SO3+2K=K2SO3+H2
3.
4Al+3O2=2Al2O3
2Al2O3+6Cl2=4AlCl3+3O2
AlCl3+3H2O=Al(OH)3+3HCl
Al(OH)3+NaOH=NaAlO2+2H2O