FeCl₃ + H₂O = Fe(OH)Cl₂ + HClFe³⁺ + 3Cl⁻ + H₂O = Fe(OH)⁺ + 2Cl⁻ + H⁺ + Cl⁻Fe³⁺ + H₂O = Fe(OH)⁺ + H⁺ Fe(OH)Cl₂ + H₂O = Fe(OH)₂Cl + HClFe(OH)⁺ + 2Cl⁻ + H₂O = Fe(OH)₂²⁺ + Cl⁻ + H⁺ + Cl⁻Fe(OH)⁺ + H₂O = Fe(OH)₂²⁺ + H⁺ Fe(OH)₂Cl + H₂O = Fe(OH)₃ + HCLFe(OH)₂²⁺ + Cl⁻ + H₂O = Fe(OH)₃ + H⁺ + CL⁻Fe(OH)₂²⁺ + H₂O = Fe(OH)₃ + H⁺ (кислая среда)Bi(NO₃)₃ + H₂O = FeOH(NO₃)₂ + HNO₃Bi³⁺ + 3NO₃⁻ + H₂O = BiOH⁺ + 2NO₃⁻ + H⁺ + NO₃⁻Bi³⁺ + H₂O = Bi(OH)⁺ + H⁺ BiOH(NO₃)₂ + H₂O = Bi(OH)₂NO₃⁻ + HNO₃Bi(OH)⁺ + 2NO₃⁻ + H₂O = Bi(OH)₂²⁺ + NO₃⁻ + H⁺ + NO₃⁻Bi(OH)⁺ + H₂O = Bi(OH)₂²⁺ + H⁺ Bi(OH)₂NO₃⁻ + H₂O = Bi(OH)₃ +HNO₃Bi(OH)₂²⁺ + NO₃⁻ + H₂O = Bi(OH)₃ + H⁺ + NO₃⁻Bi(OH)₂²⁺ + H₂O = Bi(OH)₃ + H⁺ (кислая среда).