Équations équilibrées la veille |
K2Cr2O7 + 3 Cu2Cl2 + 14 HCl = 2 CrCl3 + 2 KCl + 6 CuCl2 + 7 H2O
AuCl + K3PO4 = Au3PO4 + KCl =>
3 AuCl + K3PO4 = Au3PO4 + 3 KCl
BaS + Sn = SnS + Ba =>
BaS + Sn = SnS + Ba
CH3COONa + C4H6O6 + KCl = CH3COOH + K2C4H4O6 + NaCl =>
2 CH3COONa + C4H6O6 + 2 KCl = 2 CH3COOH + K2C4H4O6 + 2 NaCl
K2Cr2O7(ac) + K4[Fe(CN)6] = [Fe(CN)6]Cr2O7 + K =>
K2Cr2O7(ac) + K4[Fe(CN)6] = [Fe(CN)6]Cr2O7 + 6 K
CaCl2 = Ca + Cl2 =>
CaCl2 = Ca + Cl2
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
As2S3 + O2 = As2O3 + SO2 =>
2 As2S3 + 9 O2 = 2 As2O3 + 6 SO2
NaCl + F = NaF + Cl2 =>
2 NaCl + 2 F = 2 NaF + Cl2
B2O3 + H2O = H{+} + BO2{-} =>
B2O3 + H2O = 2 H{+} + 2 BO2{-}
AlCl3 + Nh4OH = Nh4Cl + Al(OH)3 =>
AlCl3 + 3 Nh4OH = 3 Nh4Cl + Al(OH)3
CuCl2 + Mn = Cu + MnCl2 =>
CuCl2 + Mn = Cu + MnCl2
NaNO3 + H2SO4 = HNO2 + Na2SO4 + O2 =>
2 NaNO3 + H2SO4 = 2 HNO2 + Na2SO4 + O2
C6H5NH2 + NaOH = C6H4NaO + NH4 =>
C6H5NH2 + NaOH = C6H4NaO + NH4
P + CI2 = PCI2 =>
P + CI2 = PCI2
PbCl2H2SO4 = PbSO4H2Cl2 =>
PbCl2H2SO4 = PbSO4H2Cl2
K3PO4 + Ca(NO3)2(aq) = Ca3(PO4)2 + KNO3 =>
2 K3PO4 + 3 Ca(NO3)2(aq) = Ca3(PO4)2 + 6 KNO3
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
NaNO3 = NaNO2 + O2 =>
2 NaNO3 = 2 NaNO2 + O2
Fe + C2 = Fe2C3 =>
4 Fe + 3 C2 = 2 Fe2C3
N2 + H2O = NH3 + NO =>
5 N2 + 6 H2O = 4 NH3 + 6 NO
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
Cl2 + KOH = KCl + KClO + H2O =>
Cl2 + 2 KOH = KCl + KClO + H2O
H2S2O7 + H2SO4 = H3SO4 + HS2O7 =>
H2S2O7 + H2SO4 = H3SO4 + HS2O7
FeCl2 + KMnO4 + H2SO4 = Cl2 + K2SO4 + MnSO4 + Fe2(SO4)3 + H2O =>
10 FeCl2 + 6 KMnO4 + 24 H2SO4 = 10 Cl2 + 3 K2SO4 + 6 MnSO4 + 5 Fe2(SO4)3 + 24 H2O
Li3PO4 + NaBr = Na3PO4 + LiBr =>
Li3PO4 + 3 NaBr = Na3PO4 + 3 LiBr
Cr(s) + Fe(No3)2(aq) = Fe(s) + Cr(No3)3(aq) =>
2 Cr(s) + 3 Fe(No3)2(aq) = 3 Fe(s) + 2 Cr(No3)3(aq)
NaNO2(aq) + HCl(aq) = NaCl(aq) + HNO2(aq) =>
NaNO2(aq) + HCl(aq) = NaCl(aq) + HNO2(aq)
C4H6 + O2 = CO2 + H2O =>
2 C4H6 + 11 O2 = 8 CO2 + 6 H2O
Zn + O2 + H2O + CO2 = Zn2(OH)2CO3 =>
2 Zn + O2 + H2O + CO2 = Zn2(OH)2CO3
H2O + CO2 = C7H8 + O2 =>
4 H2O + 7 CO2 = C7H8 + 9 O2
Fe2O3 + Na2O2 = Na2FeO4 + Na2O =>
Fe2O3 + 3 Na2O2 = 2 Na2FeO4 + Na2O
Ti + N2 = Ti3N4 =>
3 Ti + 2 N2 = Ti3N4
Sr + I2 = SrI2 =>
Sr + I2 = SrI2
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
C6H2(CH3)4 + O2 = CO2 + H2O =>
2 C6H2(CH3)4 + 27 O2 = 20 CO2 + 14 H2O
Ca(HCO3)2 = CaCO3 + H2O + CO2 =>
Ca(HCO3)2 = CaCO3 + H2O + CO2
HNO3 + NaHCO3 = NaNO3 + H2O + CO2 =>
HNO3 + NaHCO3 = NaNO3 + H2O + CO2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
OF2 + H2O = O2 + HF =>
OF2 + H2O = O2 + 2 HF
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
Pb + AcOH = PbAc + OH =>
Pb + AcOH = PbAc + OH
Ac + FeO = Ac2O3 + Fe =>
2 Ac + 3 FeO = Ac2O3 + 3 Fe
C4H8 + O2 = CO2 + H2O =>
C4H8 + 6 O2 = 4 CO2 + 4 H2O
H{2+}Co{3+} = H{2 = }O + Co{2+} =>
H{2+}Co{3+} = H{2
Fe(s) + O2(g) = Fe2O3(s) =>
4 Fe(s) + 3 O2(g) = 2 Fe2O3(s)
[Cu(NH3)4]SO4 + Na2S = CuS + Na2SO4 + NH3 =>
[Cu(NH3)4]SO4 + Na2S = CuS + Na2SO4 + 4 NH3
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