| Équations équilibrées la veille | Équations équilibrées le lendemain |
Ca(OH)2(aq)Mg(HCO3)2(aq) = Mg(OH)2(s) + Ca(HCO3)2(aq)
H2O + Na2SO4 = NaOH + H2SO4 =>
2 H2O + Na2SO4 = 2 NaOH + H2SO4
C7H4OCl2 + C3H6O = C17H10Cl4O + H2O =>
2 C7H4OCl2 + C3H6O = C17H10Cl4O + 2 H2O
Na2S2O3 + Ag(NO3) = Na2NO3 + AgS2O3 =>
Na2S2O3 + Ag(NO3) = Na2NO3 + AgS2O3
KClO3 + MnO2 = K2O + Mn(ClO3)4 =>
4 KClO3 + MnO2 = 2 K2O + Mn(ClO3)4
Li + O2 = Li2O =>
4 Li + O2 = 2 Li2O
H2O + NO2 + I2 = HNO3 + HI =>
2 H2O + 2 NO2 + I2 = 2 HNO3 + 2 HI
Ca5(PO4)3Cl + O2 = CaO + P2O5 + Cl =>
4 Ca5(PO4)3Cl + O2 = 20 CaO + 6 P2O5 + 4 Cl
NaSO3 + HI = HSO3 + NaI =>
NaSO3 + HI = HSO3 + NaI
Bi2O3 + NaOH + NaOCl = NaBiO3 + NaCl + H2O =>
Bi2O3 + 2 NaOH + 2 NaOCl = 2 NaBiO3 + 2 NaCl + H2O
NaI(s) + H2O(l) = NaOH + HI =>
NaI(s) + H2O(l) = NaOH + HI
K2CrO4 + O2 = K2O + CrO5 =>
K2CrO4 + O2 = K2O + CrO5
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
CaO + P = Ca3P2 + P2O5 =>
15 CaO + 16 P = 5 Ca3P2 + 3 P2O5
C5H9 + Br2 = C5H9Br2 =>
C5H9 + Br2 = C5H9Br2
I{-]+BrO3{-}+H{+} = I2+Br{-}+H2O =>
6 I{-]+BrO3{-}+6H{+} = 3 I2+Br{-}+3H2O
Li3PO4 + NaBr = Na3PO4 + LiBr = =>
Li3PO4 + 3 NaBr = Na3PO4 + 3 LiBr
K2O + H3PO4 = K3PO4 + H2O =>
3 K2O + 2 H3PO4 = 2 K3PO4 + 3 H2O
FeCl2(aq) + H2S(g) = FeS(s) + HCl(aq) =>
FeCl2(aq) + H2S(g) = FeS(s) + 2 HCl(aq)
Ti(OH)4 + Al(NO3)3 = Ti(NO3)4 + Al(OH)3 =>
3 Ti(OH)4 + 4 Al(NO3)3 = 3 Ti(NO3)4 + 4 Al(OH)3
HOH + NO5 = OH + N(OH)3 =>
5 HOH + NO5 = 7 OH + N(OH)3
KNO3 = K + N + O =>
KNO3 = K + N + 3 O
Na + O2 = Na3O =>
6 Na + O2 = 2 Na3O
NaClO2 + NaHSO4 = Na{+} + ClO2 + Cl{-} + H2O + Na2SO4 =>
5 NaClO2 + 4 NaHSO4 = Na{+} + 4 ClO2 + Cl{-} + 2 H2O + 4 Na2SO4
C3H6Cl2 + H2O + KMnO4 = C3H8O2 + KOH + MnO + Cl2 =>
5 C3H6Cl2 + 6 H2O + 2 KMnO4 = 5 C3H8O2 + 2 KOH + 2 MnO + 5 Cl2
H2SO4 + KMnO4 = O2 + MnO2 + K2SO4 + H2O =>
2 H2SO4 + 4 KMnO4 = 3 O2 + 4 MnO2 + 2 K2SO4 + 2 H2O
ZnCu + H2SO4 = ZnSO4 + Cu + H2 =>
ZnCu + H2SO4 = ZnSO4 + Cu + H2
H2S + MnCl3 = Mn2S3 + HCl =>
3 H2S + 2 MnCl3 = Mn2S3 + 6 HCl
H2(g) + O(g) = H2O =>
H2(g) + O(g) = H2O
Mg2SiO4 + H2O + SiO2 = Mg3Si4O10(OH)2 =>
3 Mg2SiO4 + 2 H2O + 5 SiO2 = 2 Mg3Si4O10(OH)2
MgO + HCl = MgCl2 + H2O =>
MgO + 2 HCl = MgCl2 + H2O
ZnI + Cl2 = ZnCl2 + I2 =>
2 ZnI + 2 Cl2 = 2 ZnCl2 + I2
Sn + NO2 = SnO + N =>
2 Sn + NO2 = 2 SnO + N
C606H1142O03 + O2 = H2O + CO2 =>
C606H1142O03 + 890 O2 = 571 H2O + 606 CO2
Ba + H3Po4 = Ba(Po4)2 + H2 =>
Ba + 2 H3Po4 = Ba(Po4)2 + 3 H2
H{+} + Br{-} + NiO2 = BrO3{-} + Ni{2+} + H2O =>
6 H{+} + Br{-} + 3 NiO2 = BrO3{-} + 3 Ni{2+} + 3 H2O
PbO3 + CH4 = Pb + CO2 + H2O =>
4 PbO3 + 3 CH4 = 4 Pb + 3 CO2 + 6 H2O
H2SO4 + KNO2 = H2SO4KNO2 =>
H2SO4 + KNO2 = H2SO4KNO2
NaC2H3O2 + Hg(NO3)2 = NaNO3 + Hg(C2H3O2)2 =>
2 NaC2H3O2 + Hg(NO3)2 = 2 NaNO3 + Hg(C2H3O2)2
CrN = Cr + N2 =>
2 CrN = 2 Cr + N2
Na2SO4(aq) + CaCl2(aq) = CaSO4(s) + NaCl(aq) =>
Na2SO4(aq) + CaCl2(aq) = CaSO4(s) + 2 NaCl(aq)
N2 + O2 + CO2 + H2O = C3H5(NO3)3 =>
6 N2 + O2 + 12 CO2 + 10 H2O = 4 C3H5(NO3)3
NH4NO3(s) = N2O(g) + H2O(g) =>
NH4NO3(s) = N2O(g) + 2 H2O(g)
CaCl2 + NaF = CaF2 + NaCl =>
CaCl2 + 2 NaF = CaF2 + 2 NaCl
Na2CO3 + H2SO4 = CO2 + H2O + Na2SO4 =>
Na2CO3 + H2SO4 = CO2 + H2O + Na2SO4
Na2SO4 + CuCl2 = CuSO4 + NaCl =>
Na2SO4 + CuCl2 = CuSO4 + 2 NaCl
CH3COOH + NaHCO3 = CH3HCO3 + NaCOOH =>
CH3COOH + NaHCO3 = CH3HCO3 + NaCOOH
KMnO4 + C2H6O6 + H2SO4 = MnSO4 + K2SO4 + CO2 + H2O =>
2 KMnO4 + 5 C2H6O6 + 3 H2SO4 = 2 MnSO4 + K2SO4 + 10 CO2 + 18 H2O
K4Fe(CN)6 + H2SO + H2O2 = Fe(SO4)3 + K2SO4 + HNO3 + CO2 + H2O =>
K4Fe(CN)6 + 5 H2SO + 47 H2O2 = Fe(SO4)3 + 2 K2SO4 + 6 HNO3 + 6 CO2 + 49 H2O
C2H4 + PdCl2 + H2O = C2H4O + Pd + HCl =>
C2H4 + PdCl2 + H2O = C2H4O + Pd + 2 HCl
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