Équations équilibrées la veille | Équations équilibrées le lendemain |
Zn + AgNO{3} = Zn(NO){3} + Ag
Ca(ClO2)2 + HCl = Cl2 + CaCl2 + H2O =>
Ca(ClO2)2 + 8 HCl = 4 Cl2 + CaCl2 + 4 H2O
Ba(OH)2 + HCl = BaCl2 + H2O =>
Ba(OH)2 + 2 HCl = BaCl2 + 2 H2O
K2O + H2SO3 = K2SO3 + H2O =>
K2O + H2SO3 = K2SO3 + H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Na2Cr2O7 + H2SO4 + H2O = H2CrO4 + Na2SO4 =>
Na2Cr2O7 + H2SO4 + H2O = 2 H2CrO4 + Na2SO4
Ca3P2O8 + SiO2 = CaSiO3 + P4O10 =>
2 Ca3P2O8 + 6 SiO2 = 6 CaSiO3 + P4O10
Cu + HNO3 + O2 = Cu(NO3)2 + H2O =>
2 Cu + 4 HNO3 + O2 = 2 Cu(NO3)2 + 2 H2O
Zn + As = ZnAs =>
Zn + As = ZnAs
N2O5 = (N2O)4 + O2 =>
4 N2O5 = (N2O)4 + 8 O2
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
CuS + HCl = CuCl2 + H2S =>
CuS + 2 HCl = CuCl2 + H2S
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
FeCe3 + AgNO3 = Fe(NO3)3 + AgCe =>
FeCe3 + 3 AgNO3 = Fe(NO3)3 + 3 AgCe
K2Cr2O7 + KI + HNO3 = KNO3 + Cr(NO3)3 + I2 + H2O =>
K2Cr2O7 + 6 KI + 14 HNO3 = 8 KNO3 + 2 Cr(NO3)3 + 3 I2 + 7 H2O
NaNO3 + P = NaNO2 + P2O5 =>
5 NaNO3 + 2 P = 5 NaNO2 + P2O5
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
Fe{3+} + {-} = Fe{2+} =>
Fe{3+} + e = Fe{2+}
Li2CO3 + NH4H2PO4 = Li3PO4 + NH3 + H2O + CO2 =>
3 Li2CO3 + 2 NH4H2PO4 = 2 Li3PO4 + 2 NH3 + 3 H2O + 3 CO2
ZnSO4(aq) + NH3(aq) = Zn(NH3)2(aq) + SO4 =>
ZnSO4(aq) + 2 NH3(aq) = Zn(NH3)2(aq) + SO4
CH3CH2CHO + Cr2O7{-2} + H{+} = CH3COOH + Cr2O3 + H2O =>
6 CH3CH2CHO + 4 Cr2O7{-2} + 8 H{+} = 9 CH3COOH + 4 Cr2O3 + 4 H2O
NH3 + O2 = H2O + NO =>
4 NH3 + 5 O2 = 6 H2O + 4 NO