Write the reaction equation: Na → Na2O → NaOH → Na2SO4 → H2SO4 → SO2:
| June 15, 2021 | education
1) 4Na + O2 → 2Na2O;
2) Na2O + H2O → 2NaOH;
3) 2NaOH + H2SO4 → Na2SO4 + H2O;
4) Na2SO4 + 2H2O → H2SO4 + 2NaOH;
5) 2H2SO4 + Сu → CuSO4↓ + SO2↑ + 2H2O.
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