balancear.docx

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  • 8/17/2019 BALANCEAR.docx

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    BALANCEAR:

    FeCl3  + NH4OH → Fe(OH)3  + NH4Cl

    HCl + KMnO4  → KCl + MnCl + H2O + Cl2

      Na2Cr2O7 + HCl → NaCl + CrCl3 + H2O + Cl2

    K 2Cr2O7 + SnCl2 + HCl → CrCl3 + SnCl4 + KCl + H2O

    Na2S2O3 + H2O2  → Na2SO4  + H2SO4  + H2O

    Zn + HNO3 → Zn(NO3)2  + NH4NO3  + H2O

    HNO3  + I2  → HIO3  + NO2  + H2O

    H2O2  + PbS → PbSO4  + H2OFe2(SO4)3  + KSCN → K 3Fe(SCN)6 + K 2SO4

    (NH4)2 CO3  → NH3 + CO2 + H2O

    (NH4)2Cr2O7  → Cr2O3 + N2 + H2O

    CaSiO3 + HF → H2SiF6 + CaF2 + H2O

    P4O10 + Mg(OH)2  → Mg3(PO4)2 + H2O

    I2O + !rF3  → IF + O2 + !rF2