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25. Solving a chemistry problem
Uploaded:
03.05.2023
Content: 14.rar 8,19 kB
Content: 14.rar 8,19 kB
Product description
14. How does the number of electrons in atoms change with the following oxidation states:
a) S 4 → S-2 b) S-2 → S 6 c) Mn 4 → Mn 7
When does oxidation take place and when does reduction take place? Based on the electron-ionic equations, arrange the coefficients in the reaction equation following the scheme:
H3AsO3 KMnO4 H2SO4 → H3AsO4 MnSO4 K2SO4 H2O
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