| Équations équilibrées la veille | Équations équilibrées le lendemain |
Mg + Zn(ClO4)2 = Zn + Mg(ClO4)2
Al2S3(s) = Al(s) + S(s) =>
Al2S3(s) = 2 Al(s) + 3 S(s)
C50H102 + O2 = CO + H2O =>
2 C50H102 + 101 O2 = 100 CO + 102 H2O
FeS + Fe2O3 = FeO + SO2 =>
FeS + 3 Fe2O3 = 7 FeO + SO2
Ca + HNO3 = Ca(NO3)2 + H2 =>
Ca + 2 HNO3 = Ca(NO3)2 + H2
Fe(s) + HCl(aq) = FeCl3(aq) + H2(g) =>
2 Fe(s) + 6 HCl(aq) = 2 FeCl3(aq) + 3 H2(g)
Zn(C2H3O2)22H2O + O2 = ZnO + CO2 + H2O =>
Zn(C2H3O2)22H2O + 39 O2 = ZnO + 44 CO2 + 34 H2O
Fe2O3 + FeS = Fe + SO2 =>
2 Fe2O3 + 3 FeS = 7 Fe + 3 SO2
Mg(s) + NiSO4(aq) = MgSO4 + Ni =>
Mg(s) + NiSO4(aq) = MgSO4 + Ni
Fe(NO3)2(aq) + NaOH(aq) = Fe(OH)2 + NaNO3 =>
Fe(NO3)2(aq) + 2 NaOH(aq) = Fe(OH)2 + 2 NaNO3
Na(OH) + H2CO3 = Na2CO3 + H2O =>
2 Na(OH) + H2CO3 = Na2CO3 + 2 H2O
H2NOH + Fe{3} = N2O + Fe{2} + H{+} + H2O =>
2 H2NOH + 4 Fe{3} = N2O + 4 Fe{2} + 4 H{+} + H2O
FeS + Fe2O3 = FeO + S =>
FeS + Fe2O3 = 3 FeO + S
ZrO2 + Cl + C = ZrCl4 + CO =>
ZrO2 + 4 Cl + 2 C = ZrCl4 + 2 CO
H2SO4 + NH3 = (NH4)2SO4 =>
H2SO4 + 2 NH3 = (NH4)2SO4
Pb(NO3)2 + HC2H3O2 = Pb(C2H3O2)2 + HNO3 =>
Pb(NO3)2 + 2 HC2H3O2 = Pb(C2H3O2)2 + 2 HNO3
C8H8 + KNO3 = K2O + N2 + CO2 + H2O =>
C8H8 + 8 KNO3 = 4 K2O + 4 N2 + 8 CO2 + 4 H2O
Li2Cr2O7 + Pb3(PO4)4 = Li3PO4 + Pb2(Cr2O7)4 =>
12 Li2Cr2O7 + 2 Pb3(PO4)4 = 8 Li3PO4 + 3 Pb2(Cr2O7)4
(CH3COO)2VO + O2 = VO2 + CO2 + H2O =>
(CH3COO)2VO + 4 O2 = VO2 + 4 CO2 + 3 H2O
FeS + Fe2O3 = FeO + FeS2 =>
2 FeS + Fe2O3 = 3 FeO + FeS2
HCl(g) + H2O(l) = H3O + Cl =>
HCl(g) + H2O(l) = H3O + Cl
NaHCO3 + C8H8O7 = CO2 + H2O + Na3C6 =>
78 NaHCO3 + 27 C8H8O7 = 138 CO2 + 147 H2O + 26 Na3C6
KMnO4 + C2H6O + HCl = C2H4O2 + MnO2 + KCl + H2O =>
4 KMnO4 + 3 C2H6O + 4 HCl = 3 C2H4O2 + 4 MnO2 + 4 KCl + 5 H2O
NH3 + CO2 + H2O + NaCl = NH4Cl + NaHCO3 =>
NH3 + CO2 + H2O + NaCl = NH4Cl + NaHCO3
SiO4 = SiO2 + O2 =>
SiO4 = SiO2 + O2
Pb(CH3COO)2 + KOH = Pb(OH)2 + CH3COOK =>
Pb(CH3COO)2 + 2 KOH = Pb(OH)2 + 2 CH3COOK
P4(s) + O2 = P2O5(s) =>
P4(s) + 5 O2 = 2 P2O5(s)
N2O + N2O5 = NO =>
3 N2O + N2O5 = 8 NO
C6H12N4 + HNO3 = C3H6N6O6 + CH2(ONO2)2 + NH4NO3 + H2O =>
C6H12N4 + 10 HNO3 = C3H6N6O6 + 3 CH2(ONO2)2 + NH4NO3 + 3 H2O
Al2(SO4)3 + KCl = K2SO4 + AlCl3 =>
Al2(SO4)3 + 6 KCl = 3 K2SO4 + 2 AlCl3
Ni(NO3)2*6H2O + Zn(NO3)2*6H2O + Fe(NO3)3*9H2O + CO(NH2)2 = NiZnFe2O4 + N2 + CO2 + H2O =>
3 Ni(NO3)2*6H2O + 3 Zn(NO3)2*6H2O + 6 Fe(NO3)3*9H2O + 26 CO(NH2)2 = 3 NiZnFe2O4 + 41 N2 + 26 CO2 + 142 H2O
HSO4{-} + H2O = H3O{+} + SO4{-2}) =>
HSO4{-} + H2O = H3O{+} + SO4{-2})
Pb(CH3COO)2*3H2O + K2CrO4 = PbCrO4 + H2O + CH3COO + K =>
Pb(CH3COO)2*3H2O + K2CrO4 = PbCrO4 + 3 H2O + 2 CH3COO + 2 K
Mg(OH)2(heat) = MgO + H2O =>
Mg(OH)2(heat) = MgO + H2O
HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O
NiCl2(s) + O(g) = NiO(s) + Cl2O5(g) =>
NiCl2(s) + 6 O(g) = NiO(s) + Cl2O5(g)
Pb(CO3) = PbO + CO2 =>
Pb(CO3) = PbO + CO2
K2CO3 + HCl = CO2 + H2O + KCl =>
K2CO3 + 2 HCl = CO2 + H2O + 2 KCl
C10H14N2 + O2 = CO2 + H2O + NO2 =>
2 C10H14N2 + 31 O2 = 20 CO2 + 14 H2O + 4 NO2
P4O10 + H2O(l) = H3PO4(aq) =>
P4O10 + 6 H2O(l) = 4 H3PO4(aq)
C3H4(NO3)3 = CO + N2 + H2O + O2 =>
2 C3H4(NO3)3 = 6 CO + 3 N2 + 4 H2O + 4 O2
FeCl2(aq) + K3[Fe(CN)6](aq) = KFe[Fe(CN)6](s) + KCl(aq) =>
FeCl2(aq) + K3[Fe(CN)6](aq) = KFe[Fe(CN)6](s) + 2 KCl(aq)
Ba + AlN = BaN + Al =>
Ba + AlN = BaN + Al
Pb(NO2)2 + K2S = PbS + K(NO2) =>
Pb(NO2)2 + K2S = PbS + 2 K(NO2)
C3H6O4 + H2O = C3H5O4 + H3O =>
C3H6O4 + H2O = C3H5O4 + H3O
H2 + BaF2 = HF + Ba =>
H2 + BaF2 = 2 HF + Ba
Mn2O7 + C2H5OH + H2SO4 = CO2 + H2O + MnSO4 =>
6 Mn2O7 + 5 C2H5OH + 12 H2SO4 = 10 CO2 + 27 H2O + 12 MnSO4
Bi(NO3)3*5H2O + KI = BiOI + KNO3 + HNO3 + H2O =>
Bi(NO3)3*5H2O + KI = BiOI + KNO3 + 2 HNO3 + 4 H2O
Na2C2O4 + CaCl2 = Na2Cl2 + CaC2O4 =>
Na2C2O4 + CaCl2 = Na2Cl2 + CaC2O4
BF3 + NaH = NaBF4 + B2H6 =>
8 BF3 + 6 NaH = 6 NaBF4 + B2H6
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/27/24
Équations équilibrées sur11/26/23
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