| Équations équilibrées la veille |
NaCN + Cl2 = ClCN + NaCl
Na(HSO)4 + H2SO4 = Na2SO4 + SO2 + H2O =>
2 Na(HSO)4 + 14 H2SO4 = Na2SO4 + 21 SO2 + 18 H2O
NH4Cl + H2O = NH4OH + HCl =>
NH4Cl + H2O = NH4OH + HCl
HNO3 + H2SO4 = H3NSO7 =>
HNO3 + H2SO4 = H3NSO7
Fe{2+} + MnO4{-} + H{+} = Mn{2+} + Fe{3+} + H2O =>
5 Fe{2+} + MnO4{-} + 8 H{+} = Mn{2+} + 5 Fe{3+} + 4 H2O
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H2O
NH4OH(aq) + Pb(NO3)2(aq) = Pb(OH)2() + NH4(NO3)() =>
2 NH4OH(aq) + Pb(NO3)2(aq) = Pb(OH)2() + 2 NH4(NO3)()
PbCl2 + CaCl2(aq) = PbCl2(s)CaCl2 =>
PbCl2 + CaCl2(aq) = PbCl2(s)CaCl2
Zn + NO2 = ZnNO2 =>
Zn + NO2 = ZnNO2
H2O(l) + CN{-}(aq) + MnO4{-}(aq) = CNO{-}(aq) + MnO2(s) + OH{-}(aq) =>
H2O(l) + 3 CN{-}(aq) + 2 MnO4{-}(aq) = 3 CNO{-}(aq) + 2 MnO2(s) + 2 OH{-}(aq)
KMnO4 + BiI3 + H2SO4 = Mn(SO4)3 + K2SO4 + Bi2(SO4)3 + I2 + H2O =>
6 KMnO4 + 2 BiI3 + 24 H2SO4 = 6 Mn(SO4)3 + 3 K2SO4 + Bi2(SO4)3 + 3 I2 + 24 H2O
Fe2O3 + Li3PO4 = FePO4 + Li2O =>
Fe2O3 + 2 Li3PO4 = 2 FePO4 + 3 Li2O
lithiumchloride + hydrogen = hydrochloricacid + lithium =>
2 LiCl + H2 = 2 HCl + 2 Li
CaCO3 + H3BO3 + SiO2 = CaB2Si2O8 + H2O + CO2 =>
CaCO3 + 2 H3BO3 + 2 SiO2 = CaB2Si2O8 + 3 H2O + CO2
Nd2O3 + WO3 = Nd2(WO4)3 =>
Nd2O3 + 3 WO3 = Nd2(WO4)3
MgO + (NH4)HF2 = MgF2 + NH3 + H2O =>
MgO + (NH4)HF2 = MgF2 + NH3 + H2O
Mg(H2PO4)2 = Mg + H2 + P4 + O2 =>
2 Mg(H2PO4)2 = 2 Mg + 4 H2 + P4 + 8 O2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
NaMnO4 + HNO2 + H2SO4 = Na2SO4 + MnSO4 + HNO3 + H2O =>
2 NaMnO4 + 5 HNO2 + 3 H2SO4 = Na2SO4 + 2 MnSO4 + 5 HNO3 + 3 H2O
Si + Na(OH) + H2O = Na2SiO3 + H2 =>
Si + 2 Na(OH) + H2O = Na2SiO3 + 2 H2
Fe + Li2S = Fe2S3 + Li =>
2 Fe + 3 Li2S = Fe2S3 + 6 Li
C3H6O + CrO3 + H2SO4 = C3H6O2 + Cr2(SO4)3 + H2O =>
3 C3H6O + 2 CrO3 + 3 H2SO4 = 3 C3H6O2 + Cr2(SO4)3 + 3 H2O
SbOCl + H2C4H4O6 = [SbOHC4H4O6] + HCl =>
SbOCl + H2C4H4O6 = [SbOHC4H4O6] + HCl
CaS + AlF3 = CaF2 + Al2S3 =>
3 CaS + 2 AlF3 = 3 CaF2 + Al2S3
SN + I2 = SNI4 =>
SN + 2 I2 = SNI4
AlN + Fe = FeN + Al =>
AlN + Fe = FeN + Al
HC6H8O7 + NaOH = H2O + NaC6H8O7 =>
HC6H8O7 + NaOH = H2O + NaC6H8O7
Zn + HNO3(diluido) = Zn(NO3)2 + NH3 + H2O =>
4 Zn + 9 HNO3(diluido) = 4 Zn(NO3)2 + NH3 + 3 H2O
Cu(NO3)2(aq) + K4[Fe(CN)6](aq) = Cu2[Fe(CN)6](s) + KNO3(aq) =>
2 Cu(NO3)2(aq) + K4[Fe(CN)6](aq) = Cu2[Fe(CN)6](s) + 4 KNO3(aq)
ZnS(aq) + AlP(aq) = Zn3P2(aq) + Al2S3(s) =>
3 ZnS(aq) + 2 AlP(aq) = Zn3P2(aq) + Al2S3(s)
Ag(NO3)(s) + NaCl(s) = AgCl(s) + NaNO3(aq) =>
Ag(NO3)(s) + NaCl(s) = AgCl(s) + NaNO3(aq)
Mg + CsCl = Cs + MgCl =>
Mg + CsCl = Cs + MgCl
Pb(OH)2 + H4P2O7 = Pb2P2O7 + H2O =>
2 Pb(OH)2 + H4P2O7 = Pb2P2O7 + 4 H2O
BaSO4 + Na2CrO4 = BaCrO4 + Na2SO4 =>
BaSO4 + Na2CrO4 = BaCrO4 + Na2SO4
Co(OH)2 + I2 + H4N2 = CoI2 + H2O + HNO3 =>
7 Co(OH)2 + 7 I2 + H4N2 = 7 CoI2 + 8 H2O + 2 HNO3
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
K2[Fe(C2O4)2] = K2C2O4 + Fe2O3 + CO + CO2 =>
2 K2[Fe(C2O4)2] = 2 K2C2O4 + Fe2O3 + 3 CO + CO2
H + O = H2O =>
2 H + O = H2O
FeO + F2 = FeF3 + O2 =>
2 FeO + 3 F2 = 2 FeF3 + O2
KI(aq) + BaCl2(aq) = KCl(aq) + BaI2(s) =>
2 KI(aq) + BaCl2(aq) = 2 KCl(aq) + BaI2(s)
Fe(SCN)3 + K2S2O8 + H2O = Fe2(SO4)3 + K2SO4 + CO + N2 + H2SO4 =>
2 Fe(SCN)3 + 27 K2S2O8 + 30 H2O = Fe2(SO4)3 + 27 K2SO4 + 6 CO + 3 N2 + 30 H2SO4
Co + (NH4) + (SO4) = Co(NH4)2(SO4)2 =>
Co + 2(NH4) + 2(SO4) = Co(NH4)2(SO4)2
KBO2 + KBF4 = K2B2OF6 =>
KBO2 + 3 KBF4 = 2 K2B2OF6
CrO4{2-} + HSnO2{-} + H2O = CrO2{-} + HSnO3{-)+OH{-} =>
2 CrO4{2-} + 3 HSnO2{-} + H2O = 2 CrO2{-} + 3 HSnO3{-)+2OH{-}
Cu + MnO2 + HBr = CuBr2 + MnBr2 + H2O =>
Cu + MnO2 + 4 HBr = CuBr2 + MnBr2 + 2 H2O
KI + H2SO4 + NaBiO3 = I2 + Bi2(SO4)3 + K2SO4 + Na2SO4 + H2O =>
4 KI + 6 H2SO4 + 2 NaBiO3 = 2 I2 + Bi2(SO4)3 + 2 K2SO4 + Na2SO4 + 6 H2O
C7H9O2N + O2 = N2 + CO2 + H2O =>
4 C7H9O2N + 33 O2 = 2 N2 + 28 CO2 + 18 H2O
Na2CO3(s) + CaCl2*2H2O(aq) = CaCO3(s) + NaCl(aq) + H2O =>
Na2CO3(s) + CaCl2*2H2O(aq) = CaCO3(s) + 2 NaCl(aq) + 2 H2O
HI + H2SO4 = H2S + I2 + H2O =>
8 HI + H2SO4 = H2S + 4 I2 + 4 H2O
CaCo3 + HCl = CaCl2 + Co2 + H =>
2 CaCo3 + 4 HCl = 2 CaCl2 + 3 Co2 + 4 H
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