Otrzymywanie soli dziewięcioma sposobami : a) Ba(NO3)2 b) Fe2S3

a.) BaO +N₂O₅ --> Ba(NO₃)₂ BaO + 2HNO₃ ---> Ba(NO₃)₂ +H₂O Ba(OH)₂ + 2HNO₃ --> Ba(NO₃)₂ +2H₂O Ba(OH)₂ + N₂O₅ --> Ba(NO₃)₂ +H₂O Ba + 2HNO₃ --> Ba(NO₃)₂ +H₂ BaCl₂ + 2AgNO₃ --> Ba(NO₃)₂ +2AgCl BaS + 2AgNO₃ ---> Ba(NO₃)₂ +Ag₂S Hg(NO₃)₂ + Ba(OH)₂ --> Ba(NO₃)₂ + Hg(OH)₂ BaCl₂ + Pb(NO₃)₂ --> PbCl₂ + Ba(NO₃)₂ b.)2Fe + 3S --> Fe₂S₃ 2Fe + 3H₂S --> Fe₂S₃ +3H₂ Fe₂O₃ + 3H₂S --> Fe₂S₃ +3H₂O 2FeI₃ + 3BaS --> Fe₂S₃ + 3BaI₂ Fe₂(SO₄)₃ + 3MgS -->Fe₂S₃ + 3MgSO₄ 2FeF₃ +3CaS --> Fe₂S₃ +3CaBr₂ Fe₂(SO₄)₃ + 3MgS --> Fe₂S₃ + 3MgSO₄ Fe₂(SO₄)₃ + Bi₂S₃ --> Fe₂S₃ + Bi₂(SO₄)₃ Fe₂(CrO₄)₃ + Mg₂S₃ --> Fe₂S₃ + Mg₂(CrO₄)₃