September 2018 1 78 Report

Redoksy .

wyznaczyn stopnie utlenienia i redukcje , utlenianie , wpolczynniki

1. NaNO2 +FeSO4 + H2SO4 --> Na2SO4 + Fe2(SO4)3 + NO + H2O

2. KCl -->KCl + O2

3.Zn + HNO3 --> Zn(NO3)2 + NH4NO3 +H2O

4.FeCl3 +NaOH _--> Fe(OH)3 + NaCl

5. Ca + H2) --> Ca(OH)2 + H2

6. FeCl3 +SnCl2 -->FeCl2 + SnCl4

daj naj .i prosze o wytlumaczenie


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