| Équations équilibrées la veille | Équations équilibrées le lendemain |
3(CuOH)2SO4 + H2SO4 = 2 Cu3(OHSO4)2 + 2 H2O
Na2S + FeI3 = NaI + Fe2S3 =>
3 Na2S + 2 FeI3 = 6 NaI + Fe2S3
CaZnO2 + H2O = Ca[Zn(OH)4] =>
CaZnO2 + 2 H2O = Ca[Zn(OH)4]
CuSO4 + SO2 + KI + H2O = CuI + H2SO4 + K2SO4 =>
2 CuSO4 + SO2 + 2 KI + 2 H2O = 2 CuI + 2 H2SO4 + K2SO4
Li2CrO4 + Ba(OH)2 = LiOH + BaCrO4 =>
Li2CrO4 + Ba(OH)2 = 2 LiOH + BaCrO4
CaO + SiO2 = CaO*SiO2 =>
CaO + SiO2 = CaO*SiO2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Ag + HCl = H + Ag2Cl =>
2 Ag + HCl = H + Ag2Cl
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
H2[SO4] + NaOH = Na2[SO4] + H2O =>
H2[SO4] + 2 NaOH = Na2[SO4] + 2 H2O
Mn(NO3)3 + NaOH = Mn(OH)3 + NaNO3 =>
Mn(NO3)3 + 3 NaOH = Mn(OH)3 + 3 NaNO3
NaCl + O2 = Na2O + Cl2 =>
4 NaCl + O2 = 2 Na2O + 2 Cl2
Cu(H2O)4 + OH = Cu(H2O)2(OH)2 + H2O =>
Cu(H2O)4 + 2 OH = Cu(H2O)2(OH)2 + 2 H2O
Zn4(FeCn6)2 = Zn2 + (FeCn6)2 =>
Zn4(FeCn6)2 = 2 Zn2 + (FeCn6)2
H2O + Cu = CuOH + H2 =>
2 H2O + 2 Cu = 2 CuOH + H2
Ca + S(s) = CaS =>
Ca + S(s) = CaS
Ba(HCO3)2 + Ca(OH)2 = BaCO3 + H2O + CaCO3 =>
Ba(HCO3)2 + Ca(OH)2 = BaCO3 + 2 H2O + CaCO3
Mg + (OH)2 = MgOH =>
2 Mg + (OH)2 = 2 MgOH
MnO4{-} + Sn{+2} + H{+} = Mn{+} + Sn{+4} + H2O =>
MnO4{-} + 3 Sn{+2} + 8 H{+} = Mn{+} + 3 Sn{+4} + 4 H2O
Mg + Cl = MgCl2 = H2 =>
Mg + 2 Cl = MgCl2
K2MnO4 + H2SO4 + Na2SO3 = MnSO4 + K2SO4 + H2O + Na2SO4 =>
K2MnO4 + 2 H2SO4 + 2 Na2SO3 = MnSO4 + K2SO4 + 2 H2O + 2 Na2SO4
C6H8 + KMnO4 + H2O = C6H8(OH)2 + KOH + MnO2 =>
3 C6H8 + 2 KMnO4 + 4 H2O = 3 C6H8(OH)2 + 2 KOH + 2 MnO2
Na2S2O4 + H2O = H2Na2O5S2 =>
Na2S2O4 + H2O = H2Na2O5S2
Fe(OH)2 + CrO4{2-} + H2O = Fe(OH)3 + Cr(OH)4{-} + OH{-} =>
3 Fe(OH)2 + CrO4{2-} + 4 H2O = 3 Fe(OH)3 + Cr(OH)4{-} + OH{-}
PCl5 + H(OH) = HCl + H3PO4 =>
PCl5 + 4 H(OH) = 5 HCl + H3PO4
Pb(NO3)2 + K2Cr04 = PbCr04 + KNO3 =>
Pb(NO3)2 + K2Cr04 = PbCr04 + 2 KNO3
C6H12O6(s) + O2(g) = CO2(g) + H2(g) =>
C6H12O6(s) + 3 O2(g) = 6 CO2(g) + 6 H2(g)
Al + CuCl2 = AlCl3 + Cu =>
2 Al + 3 CuCl2 = 2 AlCl3 + 3 Cu
Ba(HCO3)2 + Na2(CrO4) = Ba(CrO4) + Na(HCO3) =>
Ba(HCO3)2 + Na2(CrO4) = Ba(CrO4) + 2 Na(HCO3)
Cu(NO3)2(ac) + NaHCO3(ac) = CuCO3(s) + NaNO3(ac) + CO2(g) + H2O(l) =>
Cu(NO3)2(ac) + 2 NaHCO3(ac) = CuCO3(s) + 2 NaNO3(ac) + CO2(g) + H2O(l)
Sn + HNO3 = Sn(NO3)2 + N2O + H2O =>
4 Sn + 10 HNO3 = 4 Sn(NO3)2 + N2O + 5 H2O
NH3 + FeCl3 = NH3Cl2 + Fe =>
3 NH3 + 2 FeCl3 = 3 NH3Cl2 + 2 Fe
Pb(s) + CuSO4(aq) = Cu(aq) + PbSO4(s) =>
Pb(s) + CuSO4(aq) = Cu(aq) + PbSO4(s)
Cr(s) + SnCl4(aq) = Cr4Sn2(s) + Cl2(g) =>
4 Cr(s) + 2 SnCl4(aq) = Cr4Sn2(s) + 4 Cl2(g)
NaCl8 = Na + Cl =>
NaCl8 = Na + 8 Cl
CuO + HCl = CuCl2 + H2O =>
CuO + 2 HCl = CuCl2 + H2O
KI + NO2 = KNO3 + I2 + NO =>
2 KI + 4 NO2 = 2 KNO3 + I2 + 2 NO
Cl2 + F{-} = Cl{-} + F2 =>
Cl2 + 2 F{-} = 2 Cl{-} + F2
Na2CO3(aq) + K2HPO4(aq) = K2CO3 + Na2HPO4 =>
Na2CO3(aq) + K2HPO4(aq) = K2CO3 + Na2HPO4
KCl + H2[SiF6] + CH3COONa = K2[SiF6] + NaCl + CH3COOH =>
2 KCl + H2[SiF6] + 2 CH3COONa = K2[SiF6] + 2 NaCl + 2 CH3COOH
CaI2 + Mn(C2O4)3 = MnI2 + Ca(C2O4)3 =>
CaI2 + Mn(C2O4)3 = MnI2 + Ca(C2O4)3
NiCl2(aq) + Na2S(aq) = NiS(s) + NaCl(aq) =>
NiCl2(aq) + Na2S(aq) = NiS(s) + 2 NaCl(aq)
C3H5(NO5)3 = CO2 + N2 + H2O + O2 =>
4 C3H5(NO5)3 = 12 CO2 + 6 N2 + 10 H2O + 13 O2
H2O + Pb + O = Pb(OH)2 =>
H2O + Pb + O = Pb(OH)2
SrSO4 + C = SrO + CO2 + SO2 =>
2 SrSO4 + C = 2 SrO + CO2 + 2 SO2
K4Fe(CN)6 + H2SO4 + H2O = K2SO4 + FeSO4 + (NH4)2SO4 + CO =>
K4Fe(CN)6 + 6 H2SO4 + 6 H2O = 2 K2SO4 + FeSO4 + 3(NH4)2SO4 + 6 CO
AuCl3 + C6H12O6 + NaOH = Au + C6H12O7 + NaCl + H2O =>
2 AuCl3 + 3 C6H12O6 + 6 NaOH = 2 Au + 3 C6H12O7 + 6 NaCl + 3 H2O
BaOH2 + MgCl2 = MgOH2 + BaCl2 =>
BaOH2 + MgCl2 = MgOH2 + BaCl2
(C10H8O4)150 + CH3OH = C10H10O4 + C2H6O2 =>
(C10H8O4)150 + 300 CH3OH = 150 C10H10O4 + 150 C2H6O2
CaCO3 + H2O2 = CaO + H2CO3 + O2 =>
2 CaCO3 + 2 H2O2 = 2 CaO + 2 H2CO3 + O2
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