Осуществите превращения:
1) Fe--- FeSO4----Fe(OH)2-----Fe(NO3)2
2) FeCl3----Fe(OH)3----Fe(NO3)3---Fe(CNS)3
1) Fe--- FeSO4----Fe(OH)2-----Fe(NO3)2
2) FeCl3----Fe(OH)3----Fe(NO3)3---Fe(CNS)3
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Answers & Comments
Fe2(SO4)3 + 6NaOH =3 Na2SO4 + 2 Fe(OH)3
Fe(OH)2 + 2HNO3= Fe(NO3)2 + 2H2O
FeCl3+NaOH=Fe(OH)3↓+NaCl
Fe(OH)3 + 3HNO3 = Fe(NO3)3+3H2O
Fe(NO3)3 + 3KCNS = Fe(CNS)3 + 3KNO3