Здійсніть перетворення:
Fe-Fe(OH)2->Fe(OH)3->Fe2O3->Fe->FeCl3->Fe (OH)3->Fe2(SO4)->Fe(NO3)3
Fe-Fe(OH)2->Fe(OH)3->Fe2O3->Fe->FeCl3->Fe (OH)3->Fe2(SO4)->Fe(NO3)3
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Answers & Comments
2Fe+O2+2H2O=2Fe(OH)2
4Fe(OH)2+O2+2H2O=4Fe(OH)
2Fe(OH)3=Fe2O3 +3H2O
Fe2O3+3H2=3H2O+2Fe
2Fe+3Cl2=2FeCl3
FeCl3 +3NaOH=Fe(OH)3+3NaCl
2Fe(OH)3+3Na2SO4=Fe2(SO4)3+6NaOH
Fe2(SO4)3+3Ba(NO3)2=3BaSO4+2Fe(NO3)3