Bạn tham khảo!
$\text{1. S+O2$\xrightarrow{t^o}$SO2}$
$\text{2. 2SO2+O2$\xrightarrow[V2O5]{t^o}$2SO3}$
$\text{3. SO2+Na2O$\rightarrow$Na2SO3}$
$\text{4. SO3+H2O$\rightarrow$H2SO4}$
$\text{5. 2H2SO4 đặc, nóng+Cu$\rightarrow$CuSO4+2H2O+SO2}$
$\text{6. SO2+H2O$\rightarrow$H2SO3}$
$\text{7. H2SO3+Na2O$\rightarrow$ Na2SO3+H2O}$
$\text{8. Na2SO3+HCl$\rightarrow$NaCl+H2O+SO2}$
$\text{9. H2SO4+Na2O$\rightarrow$Na2SO4+H2O}$
$\text{10. Na2SO4+BaCl2$\rightarrow$BaSO4+2NaCl}$
#PAYACC
