| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 KMnO4 + 5 Na2SO3 + 9 H2SO4 = 2 MnSO4 + 10 NaHSO4 + 2 KHSO4 + 3 H2O
C2H5OH + O2 = CO2 + H2O4 =>
2 C2H5OH + 15 O2 = 4 CO2 + 6 H2O4
NH4I + Pb(ClO3)2 = NH4ClO3 + PbI2 =>
2 NH4I + Pb(ClO3)2 = 2 NH4ClO3 + PbI2
Pb{2+} + NaBr = PbBr2 + Na{+} =>
Pb{2+} + 2 NaBr = PbBr2 + 2 Na{+}
K3PO4(aq) + Li2SO4(aq) = K2SO4 + Li3PO4 =>
2 K3PO4(aq) + 3 Li2SO4(aq) = 3 K2SO4 + 2 Li3PO4
SrCrO4 + CH3COOH = Sr(CH3COO)2 + SrCr2O7 + H2O =>
2 SrCrO4 + 2 CH3COOH = Sr(CH3COO)2 + SrCr2O7 + H2O
C2H4(g) + Br2(g) = CH2BrCH2Br(g) =>
C2H4(g) + Br2(g) = CH2BrCH2Br(g)
Cl{-} + CrO4{2-} + H{+} = HClO2 + Cr{3+} + H2O =>
3 Cl{-} + 4 CrO4{2-} + 23 H{+} = 3 HClO2 + 4 Cr{3+} + 10 H2O
S({-}2) + I2 = I({-}) + S =>
2 S({-}2) + I2 = 2 I({-}) + 2 S
C10H14 + KMnO4 + H2SO4 = C7H6O2 + MnSO4 + K2SO4 + H2O =>
35 C10H14 + 78 KMnO4 + 117 H2SO4 = 50 C7H6O2 + 78 MnSO4 + 39 K2SO4 + 212 H2O
NiSO4 + Li = Li2SO4 + Ni =>
NiSO4 + 2 Li = Li2SO4 + Ni
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
C2H4(g) + Br2(g) = CH2BrCH2Br(g) =>
C2H4(g) + Br2(g) = CH2BrCH2Br(g)
Pb(NO3)2 + CrCl3 = PbCl2 + Cr(NO3)3 =>
3 Pb(NO3)2 + 2 CrCl3 = 3 PbCl2 + 2 Cr(NO3)3
Zn + AuP = Au + ZnP =>
Zn + AuP = Au + ZnP
HS + H2O2 = S + H2O =>
2 HS + H2O2 = 2 S + 2 H2O
HClO3(aq) + H2O(l) = ClO3(aq) + H3O(aq) =>
HClO3(aq) + H2O(l) = ClO3(aq) + H3O(aq)
S + H2HgCl4 + NO + H2O = HgS + HNO3 + HCl =>
3 S + 3 H2HgCl4 + 2 NO + 4 H2O = 3 HgS + 2 HNO3 + 12 HCl
FeO(s) + O2(g) = Fe2O3(s) =>
4 FeO(s) + O2(g) = 2 Fe2O3(s)
Ca2CO3 + H2O = CaO + H2CO3 + H2 =>
Ca2CO3 + 2 H2O = 2 CaO + H2CO3 + H2
KMnO4(aq) + NaOH(aq) + C6H12O6(aq) = C6H11O7Na(aq) + K2MnO4(aq) + MnO2(aq) + H2O(l) =>
2 KMnO4(aq) + 2 NaOH(aq) + 2 C6H12O6(aq) = 2 C6H11O7Na(aq) + K2MnO4(aq) + MnO2(aq) + 2 H2O(l)
HOOC(CH2)2COOH + NaOH = HOOC(CH2)2COONa + H2O =>
HOOC(CH2)2COOH + NaOH = HOOC(CH2)2COONa + H2O
Co(OH)2 + H2SO4 = CoSO4 + H2O =>
Co(OH)2 + H2SO4 = CoSO4 + 2 H2O
NaNO3 + C + Ca(OH)2 = NaNO2 + CaCO3 + H2O =>
2 NaNO3 + C + Ca(OH)2 = 2 NaNO2 + CaCO3 + H2O
NaNO2 + FeSO4 + H2SO4 = Fe2(SO4)3 + NaHSO4 + H2O + NO =>
2 NaNO2 + 2 FeSO4 + 3 H2SO4 = Fe2(SO4)3 + 2 NaHSO4 + 2 H2O + 2 NO
NaHCO3 + Al(OH)3 = Na[Al(OH)4] + CO2 =>
NaHCO3 + Al(OH)3 = Na[Al(OH)4] + CO2
FeCl2 + NaBr = NaCl + FeBr2 =>
FeCl2 + 2 NaBr = 2 NaCl + FeBr2
VO2Cl + H2O = V2O5 + HCl =>
2 VO2Cl + H2O = V2O5 + 2 HCl
Ca(OH)2 + AlN = Ca3N2 + Al(OH)3 =>
3 Ca(OH)2 + 2 AlN = Ca3N2 + 2 Al(OH)3
C3H7COOH + NaOH = NaC3H7COO + H2O =>
C3H7COOH + NaOH = NaC3H7COO + H2O
CH3COOH + Fe = FeCOOH + CH3 =>
CH3COOH + Fe = FeCOOH + CH3
Al(s) + Fe3O4 = Al2O3 + Fe(s) =>
8 Al(s) + 3 Fe3O4 = 4 Al2O3 + 9 Fe(s)
MnO4(aq) + SO3(aq) = MnO2(s) + SO4(aq) =>
MnO4(aq) + 2 SO3(aq) = MnO2(s) + 2 SO4(aq)
C26H44O + O2 = CO2 + H2O =>
2 C26H44O + 73 O2 = 52 CO2 + 44 H2O
Tb + O2 = Tb2O3 =>
4 Tb + 3 O2 = 2 Tb2O3
HC2H3O2 + Na2CO3 = Na2C2H3O2 + CO2 + H2O =>
9 HC2H3O2 + 8 Na2CO3 = 8 Na2C2H3O2 + 10 CO2 + 6 H2O
Xe + Kr = XeKr =>
Xe + Kr = XeKr
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
NAg + HNO3 = AgNO3 + H2O + NO =>
NAg + 2 HNO3 = AgNO3 + H2O + 2 NO
AuBr + Ag = AgBr + Au =>
AuBr + Ag = AgBr + Au
HNO3 + H2S = NO2 + H2O + S =>
2 HNO3 + H2S = 2 NO2 + 2 H2O + S
CF4 + Br = CBr4 + F2 =>
CF4 + 4 Br = CBr4 + 2 F2
C2H4CI2 + O2 = CO + H2O + CI2 =>
C2H4CI2 + 2 O2 = 2 CO + 2 H2O + CI2
Mg(OH)2 + AgBr = Ag(OH) + MgBr2 =>
Mg(OH)2 + 2 AgBr = 2 Ag(OH) + MgBr2
HCl + KIO3 + FeCl2 = KI + H2O + FeCl3 =>
6 HCl + KIO3 + 6 FeCl2 = KI + 3 H2O + 6 FeCl3
As4O6 + H2 = AsH3 + H2O =>
As4O6 + 12 H2 = 4 AsH3 + 6 H2O
Fe + S8 = FeS =>
8 Fe + S8 = 8 FeS
SO2 + H2SO4 = SO3 + H2 =>
SO2 + H2SO4 = 2 SO3 + H2
FeCl2(aq) + K3[Fe(CN)6](aq) = KFe[Fe(CN)6](s) + KCl =>
FeCl2(aq) + K3[Fe(CN)6](aq) = KFe[Fe(CN)6](s) + 2 KCl
NaOH + Fe2O3Cl2 = NaCl2 + Fe2O3OH =>
NaOH + Fe2O3Cl2 = NaCl2 + Fe2O3OH
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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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