Ответ:
2)
Na2[Zn(OH)4] + 2 SO2 = Na2SO3 + ZnSO3 + 2 H2O
1)
ZnOH2 + 2NaOH + H2O → Na2(Zn(OH)4) + H2
3)
Na2[Zn(OH)4] + 4HNO3 → Zn(NO3)2 + 2NaNO3 + 4H2O
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Ответ:
2)
Na2[Zn(OH)4] + 2 SO2 = Na2SO3 + ZnSO3 + 2 H2O
1)
ZnOH2 + 2NaOH + H2O → Na2(Zn(OH)4) + H2
3)
Na2[Zn(OH)4] + 4HNO3 → Zn(NO3)2 + 2NaNO3 + 4H2O