| Équations équilibrées la veille |
(MnOH)2CO3 + 4 HBr = CO2 + 3 H2O + 2 MnBr2
Co + N2 = Co3N5 =>
6 Co + 5 N2 = 2 Co3N5
MgO + FeO + Al2O3 + SiO2 = MgFeAl4Si5O18 =>
MgO + FeO + 2 Al2O3 + 5 SiO2 = MgFeAl4Si5O18
SiO2 + HF = SiF4 + H2O =>
SiO2 + 4 HF = SiF4 + 2 H2O
C7H9 + O2 = C7O2 + H =>
C7H9 + O2 = C7O2 + 9 H
K2Cr2O7 + H2C2O4 + H2SO4 = K2SO4 + Cr2(SO4)3 + CO2 + H2O =>
K2Cr2O7 + 3 H2C2O4 + 4 H2SO4 = K2SO4 + Cr2(SO4)3 + 6 CO2 + 7 H2O
F + H2O = HF + O3 =>
6 F + 3 H2O = 6 HF + O3
CoCl3 + NH4OH = [Co(NH3)6]Cl3 + H2O =>
CoCl3 + 6 NH4OH = [Co(NH3)6]Cl3 + 6 H2O
I2 + H2O = HIO2 + HI =>
2 I2 + 2 H2O = HIO2 + 3 HI
CH3COONa + (NH4)2SO4 = Na2SO4 + NH4C2H3O2 =>
2 CH3COONa + (NH4)2SO4 = Na2SO4 + 2 NH4C2H3O2
C6H5COOH + K2Cr2O7 + H2SO4 = CO2 + H2O + Cr2(SO4)3 + K2SO4 =>
C6H5COOH + 5 K2Cr2O7 + 20 H2SO4 = 7 CO2 + 23 H2O + 5 Cr2(SO4)3 + 5 K2SO4
CoO = Co + O2 =>
2 CoO = 2 Co + O2
As2S3 + H2O2 + (NH3)(OH) = (NH4)3(AsO4) + (NH4)2(SO4) + H2O =>
As2S3 + 8 H2O2 + 12(NH3)(OH) = 2(NH4)3(AsO4) + 3(NH4)2(SO4) + 8 H2O
N2H4 + N2O4 = NO + H2O =>
N2H4 + 2 N2O4 = 6 NO + 2 H2O
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
NaNO3(aq) + Pb(C2H3O2)2(aq) = Pb(NO3)2(aq) + NaC2H3O2(aq) =>
2 NaNO3(aq) + Pb(C2H3O2)2(aq) = Pb(NO3)2(aq) + 2 NaC2H3O2(aq)
Mg(s) + HCl(aq) = H2(g) + MgCl2(aq) =>
Mg(s) + 2 HCl(aq) = H2(g) + MgCl2(aq)
(NH4)3PO4 = H3PO4 + NH3 =>
(NH4)3PO4 = H3PO4 + 3 NH3
Cr(NO3)2 + CuSO4 = Cu + Cr(NO3)3 + Cr2(SO4)3 =>
6 Cr(NO3)2 + 3 CuSO4 = 3 Cu + 4 Cr(NO3)3 + Cr2(SO4)3
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
HCl(aq) + Hg2(C2H3O2)2(aq) = H(C2H3O2)2 + ClHg2 =>
HCl(aq) + Hg2(C2H3O2)2(aq) = H(C2H3O2)2 + ClHg2
PbOH2SO4 = PbSO4H2O =>
PbOH2SO4 = PbSO4H2O
Cr(OH)3 + KNO3 + Na2CO3 = Na2CrO4 + K2CrO4 + NO + CO2 + H2O =>
2 Cr(OH)3 + 2 KNO3 + Na2CO3 = Na2CrO4 + K2CrO4 + 2 NO + CO2 + 3 H2O
K2C2O4 + Fe(OH)3 + H2C2O4 = K3[Fe(C2O4)3]*H2O + H2O =>
3 K2C2O4 + 2 Fe(OH)3 + 3 H2C2O4 = 2 K3[Fe(C2O4)3]*H2O + 4 H2O
Au2(SO4)3 + KOH = K[Au(OH)4] + K2SO4 =>
Au2(SO4)3 + 8 KOH = 2 K[Au(OH)4] + 3 K2SO4
KF + H2SO4 = HF + K2SO4 =>
2 KF + H2SO4 = 2 HF + K2SO4
Na2SO4 + AuPO4 = Na3PO4 + Au2(SO4)3 =>
3 Na2SO4 + 2 AuPO4 = 2 Na3PO4 + Au2(SO4)3
HClO4 + K4[Fe(CN)6] = KClO4 + Fe(ClO4)2 + HCN =>
6 HClO4 + K4[Fe(CN)6] = 4 KClO4 + Fe(ClO4)2 + 6 HCN
Cr + Cl = CrCl2 =>
Cr + 2 Cl = CrCl2
CH3COOHAg = CH3COOAgH =>
CH3COOHAg = CH3COOAgH
CoOC = COCo =>
CoOC = COCo
SO2CaO = Ca(SO3) =>
SO2CaO = Ca(SO3)
NH4NO3 + K2O = KNO3 + H2O + NH3 =>
2 NH4NO3 + K2O = 2 KNO3 + H2O + 2 NH3
Li3PO4(aq) + CuCl2(aq) = LiCl(aq) + Cu3(PO4)2(aq) =>
2 Li3PO4(aq) + 3 CuCl2(aq) = 6 LiCl(aq) + Cu3(PO4)2(aq)
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
C5H10O2 + O2 = CO2 + H2O =>
2 C5H10O2 + 13 O2 = 10 CO2 + 10 H2O
Cr + CoSO4 = Cr2(SO4)3 + Co =>
2 Cr + 3 CoSO4 = Cr2(SO4)3 + 3 Co
Cr + H2CO3 = Cr2(CO3)3 + H2 =>
2 Cr + 3 H2CO3 = Cr2(CO3)3 + 3 H2
Cr + NH3 = CrN + H2 =>
2 Cr + 2 NH3 = 2 CrN + 3 H2
N(g) + H(g) = NH3(g) =>
N(g) + 3 H(g) = NH3(g)
Cr + SnBr4 = CrBr3 + SnBr2 =>
2 Cr + 3 SnBr4 = 2 CrBr3 + 3 SnBr2
Me2SiCl2 + H2O = Me2Si(OH)2 + HCl =>
Me2SiCl2 + 2 H2O = Me2Si(OH)2 + 2 HCl
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
TeO2 + HCl = TeCl2{-2} + H{+} + O2 =>
TeO2 + 2 HCl = TeCl2{-2} + 2 H{+} + O2
Cr2(SO4)3 + Na2SO3 + H2O = Cr(OH)3 + H2SO3 + Na2SO4 =>
Cr2(SO4)3 + 3 Na2SO3 + 6 H2O = 2 Cr(OH)3 + 3 H2SO3 + 3 Na2SO4
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
AgNO3 + BaCl2 = BaAg + Cl2NO3 =>
AgNO3 + BaCl2 = BaAg + Cl2NO3
NH3 + HCI = NH4CI =>
NH3 + HCI = NH4CI
Cr2(SO4)3 = Cr2O3 + SO3 =>
Cr2(SO4)3 = Cr2O3 + 3 SO3
C17H6O58 = CO + C6H6 + O2 =>
2 C17H6O58 = 22 CO + 2 C6H6 + 47 O2
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