| Équations équilibrées la veille | Équations équilibrées le lendemain |
Xe + 8 F = XeF8
Zn + HCl = H2Zn + Cl2 =>
Zn + 2 HCl = H2Zn + Cl2
CaCO3H2CO3 = Ca(HCO3)2 =>
CaCO3H2CO3 = Ca(HCO3)2
Sb2O5 + HCl = SbCl5 + H2O =>
Sb2O5 + 10 HCl = 2 SbCl5 + 5 H2O
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
H1O + CO2 = C7H8 + O2 =>
8 H1O + 7 CO2 = C7H8 + 11 O2
Zn + H2SO4 = ZnS + ZnSO4 + H2O =>
4 Zn + 4 H2SO4 = ZnS + 3 ZnSO4 + 4 H2O
Zn(s) + I2(g) = ZnI2(aq) =>
Zn(s) + I2(g) = ZnI2(aq)
H2S + Zn(CH3COO)2 = ZnS + H(CH3COO) =>
H2S + Zn(CH3COO)2 = ZnS + 2 H(CH3COO)
NaNO2 + FeCl3 = NO2 + FeCl2 + NaCl =>
NaNO2 + FeCl3 = NO2 + FeCl2 + NaCl
KOH + H2SO4 + Al = H2 + KAl(SO4)2 + H2O =>
2 KOH + 4 H2SO4 + 2 Al = 3 H2 + 2 KAl(SO4)2 + 2 H2O
K2Cr2O7 + HI + H2SO4 = CrSO4 + I2 + K2SO4 + H2O =>
K2Cr2O7 + 8 HI + 3 H2SO4 = 2 CrSO4 + 4 I2 + K2SO4 + 7 H2O
Ag + H3PO4 = AgH3 + PO4 =>
Ag + H3PO4 = AgH3 + PO4
(NH4ClO4)(s) = N2(g) + Cl2(g) + O2(g) + H2O(g) =>
2(NH4ClO4)(s) = N2(g) + Cl2(g) + 2 O2(g) + 4 H2O(g)
Ca(NO3)2(aq) + Na2CrO4(aq) = CaCrO4(aq) + NaNO3(aq) =>
Ca(NO3)2(aq) + Na2CrO4(aq) = CaCrO4(aq) + 2 NaNO3(aq)
BrK + MnO2 + SO4H2 = SO4HK + SO4Mn + H2O + Br2 =>
2 BrK + MnO2 + 3 SO4H2 = 2 SO4HK + SO4Mn + 2 H2O + Br2
CdFe(NO3)2 = Cd(NO3)2Fe =>
CdFe(NO3)2 = Cd(NO3)2Fe
Na2H2CO3 + O2 = Na2O + CO2 + H2O =>
2 Na2H2CO3 + O2 = 2 Na2O + 2 CO2 + 2 H2O
MnO4{-} + S2O3{-2} + H{+} = Mn2{+} + SO2 + H2O =>
8 MnO4{-} + 13 S2O3{-2} + 38 H{+} = 4 Mn2{+} + 26 SO2 + 19 H2O
K{2}S + NaCl = KCl + Na{2}S =>
K{2}S + NaCl = KCl + Na{2}S
U3O8 + HNO3 = H2O + NO2 + UO2(NO3)2 =>
U3O8 + 8 HNO3 = 4 H2O + 2 NO2 + 3 UO2(NO3)2
H2SO4 + HBr = Br2 + S + H2O =>
H2SO4 + 6 HBr = 3 Br2 + S + 4 H2O
NH3 + O2 = NO2 + H2O =>
4 NH3 + 7 O2 = 4 NO2 + 6 H2O
TiCl4 + H2O2 = Ti(OH) + Cl =>
2 TiCl4 + H2O2 = 2 Ti(OH) + 8 Cl
K3H2PO4 + Cr2(SO4)3 = CrH2PO4 + K2SO4 =>
2 K3H2PO4 + Cr2(SO4)3 = 2 CrH2PO4 + 3 K2SO4
CO4 + H2O = C2H2 + O2 =>
4 CO4 + 2 H2O = 2 C2H2 + 9 O2
Cl2 + NaOH + Cr2S3 = Na2SO4 + NaCrO4 + NaCl + H2O =>
16 Cl2 + 40 NaOH + Cr2S3 = 3 Na2SO4 + 2 NaCrO4 + 32 NaCl + 20 H2O
C2H5OH + H2SO4 = C + SO2 + H2O =>
C2H5OH + 2 H2SO4 = 2 C + 2 SO2 + 5 H2O
K + Pb(ClO4)2 = Pb + KClO4 =>
2 K + Pb(ClO4)2 = Pb + 2 KClO4
CaMgSi2O6 + Mg3Si2O5(OH)4 = Mg2SiO4 + Ca2Mg5Si8O22(OH)2 + H2O =>
2 CaMgSi2O6 + 5 Mg3Si2O5(OH)4 = 6 Mg2SiO4 + Ca2Mg5Si8O22(OH)2 + 9 H2O
S{2-} + [SO3]{2-} + H{+} = S + H2O =>
2 S{2-} + [SO3]{2-} + 6 H{+} = 3 S + 3 H2O
NaOH(s) = Na(aq) + OH(aq) =>
NaOH(s) = Na(aq) + OH(aq)
Na2Cr2O7 + NaI + HCl = NaCl + CrCl3 + I2 + H2O =>
Na2Cr2O7 + 6 NaI + 14 HCl = 8 NaCl + 2 CrCl3 + 3 I2 + 7 H2O
H2 + SO3 + CaCO3 = CO2 + Ca2SO3 + H2O =>
2 H2 + SO3 + 2 CaCO3 = 2 CO2 + Ca2SO3 + 2 H2O
C3H4 + KMnO4 + H2O = C2H2(OH)2 + MnO2 + KOH =>
6 C3H4 + 8 KMnO4 + 10 H2O = 9 C2H2(OH)2 + 8 MnO2 + 8 KOH
KMnO4 + H2SO4 + HNO2 = K2SO4 + MnSO4 + H2O + HNO3 =>
2 KMnO4 + 3 H2SO4 + 5 HNO2 = K2SO4 + 2 MnSO4 + 3 H2O + 5 HNO3
Ca + H2O(l) = CaH2 + O2 =>
2 Ca + 2 H2O(l) = 2 CaH2 + O2
NH3 + O3 = H2O + NO2 =>
6 NH3 + 7 O3 = 9 H2O + 6 NO2
Si4H10(s) + O2(g) = SiO2(s) + H2O(l) =>
2 Si4H10(s) + 13 O2(g) = 8 SiO2(s) + 10 H2O(l)
FeCl3Mn = MnCl3Fe =>
FeCl3Mn = MnCl3Fe
FeSO4 + H2SO4 + Cl2 = Fe2(SO4)3 + HCl =>
2 FeSO4 + H2SO4 + Cl2 = Fe2(SO4)3 + 2 HCl
C6H12O6 + AgNO3 = Ag + NH3 + H2O + CO2 =>
3 C6H12O6 + 8 AgNO3 = 8 Ag + 8 NH3 + 6 H2O + 18 CO2
Fe(s) + Br2(l) = FeBr3(s) =>
2 Fe(s) + 3 Br2(l) = 2 FeBr3(s)
C3H8(g) + Cl2(g) = C3H6Cl2(g) + HCl(g) =>
C3H8(g) + 2 Cl2(g) = C3H6Cl2(g) + 2 HCl(g)
HgCl2 + NaOH = HgO + H2O + NaCl =>
HgCl2 + 2 NaOH = HgO + H2O + 2 NaCl
C + H + Cl = CHCl3 =>
C + H + 3 Cl = CHCl3
Co + Cl2 + H2O = CoCl26H2O =>
Co + 13 Cl2 + H2O = CoCl26H2O
C29H50O = C27H46O + C2H4 =>
C29H50O = C27H46O + C2H4
CaCl2(s) + Na2CO3(aq) = CaCO3(s) + NaCl(s) =>
CaCl2(s) + Na2CO3(aq) = CaCO3(s) + 2 NaCl(s)
SeO2 + KBrO3 + HNO3 + H2O = H2SeO4 + Br2 + KNO3 =>
5 SeO2 + 2 KBrO3 + 2 HNO3 + 4 H2O = 5 H2SeO4 + Br2 + 2 KNO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/23/25
Équations équilibrées sur02/22/24
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