| Équations équilibrées la veille |
3 LiFePO4 = Fe2(PO4)3 + 3 Li + Fe
ZnCl2 + Al(NO3)3 = Zn(NO3)2 + AlCl3 =>
3 ZnCl2 + 2 Al(NO3)3 = 3 Zn(NO3)2 + 2 AlCl3
KNO3 + FeBr3 = KBr + Fe(NO3)3 =>
3 KNO3 + FeBr3 = 3 KBr + Fe(NO3)3
MgCl2 + AgNO3 = AgCl + Mg(NO3)2 = =>
MgCl2 + 2 AgNO3 = 2 AgCl + Mg(NO3)2
NaNO2 + SrCl2 = NaCl + Sr(NO2)2 =>
2 NaNO2 + SrCl2 = 2 NaCl + Sr(NO2)2
(NH4)2SO4(aq) + Pb(C2H3O2)2(aq) = NH4C2H3O2(aq) + PbSO4(s) =>
(NH4)2SO4(aq) + Pb(C2H3O2)2(aq) = 2 NH4C2H3O2(aq) + PbSO4(s)
PbCrO4 + KH2PO4 = PbPO4 + KH2CrO4 =>
PbCrO4 + KH2PO4 = PbPO4 + KH2CrO4
Na2CO3 + H2O + CO2 = NaHCO3 =>
Na2CO3 + H2O + CO2 = 2 NaHCO3
MgF2 + CaCl2 = CaF2 + MgCl2 =>
MgF2 + CaCl2 = CaF2 + MgCl2
Co(aq) + PO4(aq) = Co3(PO4)2(s) =>
3 Co(aq) + 2 PO4(aq) = Co3(PO4)2(s)
NaFHNO3 = NaNO3HF =>
NaFHNO3 = NaNO3HF
O3Mg = MgO3 =>
O3Mg = MgO3
AgNO3 + CaCl2 = AgCl + Ca(NO3)2 =>
2 AgNO3 + CaCl2 = 2 AgCl + Ca(NO3)2
Fe(CN)6{-3} + C6H8O6 = Fe(CN)6{-4} + C6H6O6 + H{+} =>
2 Fe(CN)6{-3} + C6H8O6 = 2 Fe(CN)6{-4} + C6H6O6 + 2 H{+}
fluorine + water = hydrogenfluoride + oxygen =>
2 F2 + 2 H2O = 4 HF + O2
K2SO3 + KMnO4 + H2SO4 = K2SO4 + MnSO4 + KOH =>
10 K2SO3 + 4 KMnO4 + 3 H2SO4 = 9 K2SO4 + 4 MnSO4 + 6 KOH
Cu(NO3)2 + FeOH = CuOH + Fe(NO3)2 =>
Cu(NO3)2 + FeOH = CuOH + Fe(NO3)2
N20 = N2 =>
N20 = 10 N2
CH3CH2NO2 + Fe + HCl = CH3CH2NH3Cl + FeCl2 + H2O =>
CH3CH2NO2 + 3 Fe + 7 HCl = CH3CH2NH3Cl + 3 FeCl2 + 2 H2O
SnCl2 + NaI = SnI2 + NaCl =>
SnCl2 + 2 NaI = SnI2 + 2 NaCl
AgNO3(aq)NaCl(aq) = AgCl(s)NaNO3(aq) =>
AgNO3(aq)NaCl(aq) = AgCl(s)NaNO3(aq)
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
CaO + HNO3 = Ca(NO3)2 + H2O =>
CaO + 2 HNO3 = Ca(NO3)2 + H2O
Al2O3 + NH4HF2 = (NH4)3AlF6 + H2O =>
Al2O3 + 6 NH4HF2 = 2(NH4)3AlF6 + 3 H2O
Fe(CN)6{-3} + C6H8O6 = Fe(CN)6{-4} + C6H6O6 + H{+} =>
2 Fe(CN)6{-3} + C6H8O6 = 2 Fe(CN)6{-4} + C6H6O6 + 2 H{+}
SO2 + KOH = H2O + K2SO3 =>
SO2 + 2 KOH = H2O + K2SO3
HNO3 + I2 = HIO3 + NO + H2O =>
10 HNO3 + 3 I2 = 6 HIO3 + 10 NO + 2 H2O
CaO + CaC2 = Ca2C2O =>
CaO + CaC2 = Ca2C2O
CH3CH2OH = CH4HCOH =>
CH3CH2OH = CH4HCOH
CH3NHCH3 + CH3OH = CH3NHCH2CH3 + H2O =>
CH3NHCH3 + CH3OH = CH3NHCH2CH3 + H2O
Cr(PO4)2 + H2O = H3PO4 + Cr(OH)6 =>
Cr(PO4)2 + 6 H2O = 2 H3PO4 + Cr(OH)6
C2H5COOH + H2O = H3O + C2H5COO =>
C2H5COOH + H2O = H3O + C2H5COO
S{2-} + MnO4{-} + H{+} = Mn{2+} + H2O + S =>
5 S{2-} + 2 MnO4{-} + 16 H{+} = 2 Mn{2+} + 8 H2O + 5 S
Cobalt + Pb(NO2)2 = Co(NO2)3 + lead =>
2 Co + 3 Pb(NO2)2 = 2 Co(NO2)3 + 3 Pb
KClO3 + H2SO4 = K2SO4 + HClO4 + SO2 + H2O =>
2 KClO3 + 3 H2SO4 = K2SO4 + 2 HClO4 + 2 SO2 + 2 H2O
H2CO3BaSiO3 = H2SiO3BaCO3 =>
H2CO3BaSiO3 = H2SiO3BaCO3
CH4O + C4H6O2 = C5H10O2 + H2O =>
7 CH4O + 2 C4H6O2 = 3 C5H10O2 + 5 H2O
Ni(NO3)2 + N2H4 = NiH12N8O6 =>
Ni(NO3)2 + 3 N2H4 = NiH12N8O6
CrCl3 + NH4OH = Cr(OH)3 + NH4Cl =>
CrCl3 + 3 NH4OH = Cr(OH)3 + 3 NH4Cl
C7H9O + C4H6O3 = C9H10O2 + C2H4O2 =>
12 C7H9O + 26 C4H6O3 = 14 C9H10O2 + 31 C2H4O2
H2SeO2 + Fe(OH)3 = Fe2(SeO2)3 + H2O =>
3 H2SeO2 + 2 Fe(OH)3 = Fe2(SeO2)3 + 6 H2O
HgCO3 + CaCl2 = HgCl2 + CaCO3 =>
HgCO3 + CaCl2 = HgCl2 + CaCO3
K3PO4 + AgNO3(aq) = KNO3(aq) + Ag3PO4(s) =>
K3PO4 + 3 AgNO3(aq) = 3 KNO3(aq) + Ag3PO4(s)
FeS + O2 = Fe2O3 + SO3 =>
4 FeS + 9 O2 = 2 Fe2O3 + 4 SO3
CrBr3 + NaOH + Cl = NaBrO4 + Na2CrO4 + NaCl + H2O =>
CrBr3 + 32 NaOH + 27 Cl = 3 NaBrO4 + Na2CrO4 + 27 NaCl + 16 H2O
C8H18 + O21 = CO2 + H2O =>
21 C8H18 + 25 O21 = 168 CO2 + 189 H2O
FeH4 + O2 = FeO2 + H =>
FeH4 + O2 = FeO2 + 4 H
Zn(OH)2 + NH4OH = Zn(NH3)4{2+} + OH{-} + H2O =>
Zn(OH)2 + 4 NH4OH = Zn(NH3)4{2+} + 2 OH{-} + 4 H2O
HCl + Fe2S3 = FeCl3 + H2S =>
6 HCl + Fe2S3 = 2 FeCl3 + 3 H2S
CO2 + H2O = H{+} + HCO3{-} =>
CO2 + H2O = H{+} + HCO3{-}
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