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1. MnSO4 + KClO3 + ... -> K2MnO4 + ... +...

2. NaNo2 + NaI + ... -> No + ... + Na2SO4 + ...
3. KI + H2SO4(конц.) -> I2 + H2S + ... + ...

4. Cr2(SO4)3 + KMnO4 +  ... -> K2CrO4 + ... + K2SO4 + H2O

5. FeSO4 + KMnO4 + H2SO4 -> Fe2(SO4)3 + MnSO4 + ... + ...

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