| Équations équilibrées la veille | Équations équilibrées le lendemain |
2*5C6H6 + 75 O2 = 60 CO2 + 30 H2O
MgSO4 + H2O + NH3 = Mg(OH)2 + NH4{+} + SO4{2-} =>
MgSO4 + 2 H2O + 2 NH3 = Mg(OH)2 + 2 NH4{+} + SO4{2-}
*5C6H6 + O2 = CO2 + H2O =>
2*5C6H6 + 75 O2 = 60 CO2 + 30 H2O
H3NO3 + NaOH = Na3NO3 + H2O =>
H3NO3 + 3 NaOH = Na3NO3 + 3 H2O
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
Pb + I2 = Pb2I4 =>
2 Pb + 2 I2 = Pb2I4
CrO + H2SO4 = Cr2(SO4)3 + H2O + SO2 =>
2 CrO + 4 H2SO4 = Cr2(SO4)3 + 4 H2O + SO2
*5C6H6 + O2 = CO2 + H2O =>
2*5C6H6 + 75 O2 = 60 CO2 + 30 H2O
C7H6O3C4H6O3 = C9H8O4CH3CO2H =>
C7H6O3C4H6O3 = C9H8O4CH3CO2H
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
CuSO4 + H2S = CuS + H2O + SO2 =>
3 CuSO4 + 4 H2S = 3 CuS + 4 H2O + 4 SO2
K2C2O4(aq) + Ca3(AsO4)2(s) = K3AsO4(aq) + CaC2O4(s) =>
3 K2C2O4(aq) + Ca3(AsO4)2(s) = 2 K3AsO4(aq) + 3 CaC2O4(s)
CrO + H2SO4 = Cr2(SO4)3 + H2O + SO2 =>
2 CrO + 4 H2SO4 = Cr2(SO4)3 + 4 H2O + SO2
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
CrO + H2SO4 = Cr2(SO4)3 + H2O + SO2 =>
2 CrO + 4 H2SO4 = Cr2(SO4)3 + 4 H2O + SO2
C2H6 + NH3 = H2 + C2H7N =>
C2H6 + NH3 = H2 + C2H7N
Al2O3 + Fe = Al2 + FeO3 =>
Al2O3 + Fe = Al2 + FeO3
Fe + O2 = FeO =>
2 Fe + O2 = 2 FeO
KCl + Pb(NO3)2 = KNO3 + PbCl2 = PbCl2 + KNO3 =>
2 KCl + Pb(NO3)2 = 2 KNO3 + PbCl2
CrO + H2SO4 = Cr2(SO4)3 + H2O + SO2 =>
2 CrO + 4 H2SO4 = Cr2(SO4)3 + 4 H2O + SO2
Al2(SO4)3 + NaHCO3 = Al2O3 + CO2 + Na2SO4 + H2O =>
Al2(SO4)3 + 6 NaHCO3 = Al2O3 + 6 CO2 + 3 Na2SO4 + 3 H2O
CrO + H2SO4 = Cr2(SO4)3 + H2O + SO2 =>
2 CrO + 4 H2SO4 = Cr2(SO4)3 + 4 H2O + SO2
Pb + Cl2 = PbCl =>
2 Pb + Cl2 = 2 PbCl
Zn{2+} + Na2CO3 = ZnCO3 + Na{+} =>
Zn{2+} + Na2CO3 = ZnCO3 + 2 Na{+}
Cu(OH)2 = CuO + H2O =>
Cu(OH)2 = CuO + H2O
Li + FeI3 = LiI + Fe =>
3 Li + FeI3 = 3 LiI + Fe
Cu(OH)2 = CuO + H2O =>
Cu(OH)2 = CuO + H2O
K[Ag(CN)2] + KI = KCN + AgI =>
K[Ag(CN)2] + KI = 2 KCN + AgI
HClO4 + Fe(OH)3 = FeOH(ClO4)2 + H2O =>
2 HClO4 + Fe(OH)3 = FeOH(ClO4)2 + 2 H2O
CrO + H2SO4 = Cr2(SO4)3 + H2O + SO2 =>
2 CrO + 4 H2SO4 = Cr2(SO4)3 + 4 H2O + SO2
F2 + HCl = F2HCl =>
F2 + HCl = F2HCl
CH3COOCOCH3 + H2SO4 = CH3COOCOHCH3 + HSO4 =>
CH3COOCOCH3 + H2SO4 = CH3COOCOHCH3 + HSO4
CrO + H2SO4 = Cr2(SO4)3 + H2O + SO2 =>
2 CrO + 4 H2SO4 = Cr2(SO4)3 + 4 H2O + SO2
NaO + H2SO4 = Na2SO4 + H2O2 =>
2 NaO + H2SO4 = Na2SO4 + H2O2
F2(g) + LiCl(aq) = LiF(aq) + Cl2 =>
F2(g) + 2 LiCl(aq) = 2 LiF(aq) + Cl2
Na2Cl + Br = Na2Br + Cl2 =>
2 Na2Cl + 2 Br = 2 Na2Br + Cl2
KCN + Se8 = KSeCN =>
8 KCN + Se8 = 8 KSeCN
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
NO2 + H2O = NHO3 + HNO2 =>
2 NO2 + H2O = NHO3 + HNO2
P2O3 + H2O = P(OH)3 =>
P2O3 + 3 H2O = 2 P(OH)3
K2CrO4 + AgNO3 = Ag2CrO4 + KNO3 =>
K2CrO4 + 2 AgNO3 = Ag2CrO4 + 2 KNO3
CrO + H2SO4 = Cr2(SO4)3 + H2O + SO2 =>
2 CrO + 4 H2SO4 = Cr2(SO4)3 + 4 H2O + SO2
AlH3 + NaOH = Al(OH)3 + NaH =>
AlH3 + 3 NaOH = Al(OH)3 + 3 NaH
KClO4 + H2SO4 = Cl2O7 + K2SO4 + H2O =>
2 KClO4 + H2SO4 = Cl2O7 + K2SO4 + H2O
Li2O + HF = LiF + H2O =>
Li2O + 2 HF = 2 LiF + H2O
C4H6Cl2 + H2 = HCl + C4H8 =>
C4H6Cl2 + 2 H2 = 2 HCl + C4H8
HCl + NH4C2H3O2 = HC2H3O2 + NH4Cl =>
HCl + NH4C2H3O2 = HC2H3O2 + NH4Cl
Ca(OH)2 + NH4Cl = CaCl2 + H2O + NH3 =>
Ca(OH)2 + 2 NH4Cl = CaCl2 + 2 H2O + 2 NH3
NaHCO3 + MgSO4 = Na2SO4 + Mg(HCO3)2 =>
2 NaHCO3 + MgSO4 = Na2SO4 + Mg(HCO3)2
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