| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 PbCl2 + SnCl2 = 2 PbCl + SnCl4
C3 + O2 = C2O =>
4 C3 + 3 O2 = 6 C2O
Bi2S3 + H2SO4 = SO2 + Bi(SO4)3 + H2O =>
Bi2S3 + 18 H2SO4 = 15 SO2 + 2 Bi(SO4)3 + 18 H2O
KBr + AgNO3 = KNO3 + AgBr =>
KBr + AgNO3 = KNO3 + AgBr
AgNO3 + (NH4)2S = AgS + NH4NO3 + NH4 =>
AgNO3 + (NH4)2S = AgS + NH4NO3 + NH4
CaO + CH3COONH4 = CH3COOCa + NH4O =>
CaO + CH3COONH4 = CH3COOCa + NH4O
Na2SO4 + Zn + HCl = H2S + ZnCl2 + NaCl + H2O =>
Na2SO4 + 4 Zn + 10 HCl = H2S + 4 ZnCl2 + 2 NaCl + 4 H2O
K2SO4(aq) + BaBr2(aq) = BaSO4(s) + K2Br2(aq) =>
K2SO4(aq) + BaBr2(aq) = BaSO4(s) + K2Br2(aq)
NbO5(s) + H2(g) = Nb(s) + H2O(l) =>
NbO5(s) + 5 H2(g) = Nb(s) + 5 H2O(l)
MnS + KMnO4 = MnO2 + K2MnO4 + K2SO4 =>
MnS + 4 KMnO4 = 4 MnO2 + K2MnO4 + K2SO4
Cl2 + SO4 + H2O = H2SO4 + Cl2O =>
Cl2 + SO4 + H2O = H2SO4 + Cl2O
Fe{2}{+} + HgO + OH{-} + H2O = Fe(OH)3 + Hg =>
2 Fe{2}{+} + HgO + 4 OH{-} + H2O = 2 Fe(OH)3 + Hg
SO + H2O = H2SO2 =>
SO + H2O = H2SO2
CH3COOH + NaHCO3 = NaCH3COO + H2 + CO2 =>
3 CH3COOH + 2 NaHCO3 = 2 NaCH3COO + 4 H2 + 4 CO2
K2CO3 + Ca(NO3)2 = CaCO3 + K(NO3) =>
K2CO3 + Ca(NO3)2 = CaCO3 + 2 K(NO3)
Mg2 + Br = MgBr2 =>
Mg2 + 4 Br = 2 MgBr2
Ca(OH)2 + Na2CO3 = Ca2(CO3)2 + Na2(OH)2 =>
2 Ca(OH)2 + 2 Na2CO3 = Ca2(CO3)2 + 2 Na2(OH)2
NH2 + I2 + KOH = N2 + KI + H2O =>
2 NH2 + 2 I2 + 4 KOH = N2 + 4 KI + 4 H2O
C3H + O = CO + H2O =>
2 C3H + 7 O = 6 CO + H2O
Fe2(SO4)3 + K3Fe(CN)6 = Fe[Fe(CN)6] + K2SO4 =>
Fe2(SO4)3 + 2 K3Fe(CN)6 = 2 Fe[Fe(CN)6] + 3 K2SO4
FeCl2 + Na2Cr2O7 + HCl2 = NaCl + H2O + CrCl3 + FeCl3 =>
20 FeCl2 + Na2Cr2O7 + 14 HCl2 = 2 NaCl + 7 H2O + 2 CrCl3 + 20 FeCl3
Cu(NO3)2 + NH4(OH) = NH4(NO3)2 + Cu(OH) =>
Cu(NO3)2 + NH4(OH) = NH4(NO3)2 + Cu(OH)
C3H6 + H2O = C3H7OH =>
C3H6 + H2O = C3H7OH
CH3COOH(aq) + NaCl(s) = NaC2H3O2(aq) + HCl(aq) =>
CH3COOH(aq) + NaCl(s) = NaC2H3O2(aq) + HCl(aq)
Ca(OH)2(aw) + HCl(aw) = CaCl2(aw) + H2O(l) =>
Ca(OH)2(aw) + 2 HCl(aw) = CaCl2(aw) + 2 H2O(l)
Na + H2O = NaO + NaH2 =>
2 Na + H2O = NaO + NaH2
NaHCO3 + Cu(NO3)2 = NaNO3 + Cu(HCO3)2 =>
2 NaHCO3 + Cu(NO3)2 = 2 NaNO3 + Cu(HCO3)2
K2CrO4 + H2SO4 + H2O2 = K2SO4 + H2CrO7 + H2O =>
K2CrO4 + H2SO4 + 3 H2O2 = K2SO4 + H2CrO7 + 3 H2O
C4H5O6K + Na2CO3 = C4H4KNaO6 + CO2 + H2O =>
2 C4H5O6K + Na2CO3 = 2 C4H4KNaO6 + CO2 + H2O
FeCl3 + CoPO4 = FePO4 + Cl3Co =>
FeCl3 + CoPO4 = FePO4 + Cl3Co
BeF2 + Rb3P = BeP + Rb3F2 =>
BeF2 + Rb3P = BeP + Rb3F2
H{+} + NO2{-} + Cr2O7{-}2 = Cr3{+} + NO3{-} + H2O =>
10 H{+} + 37 NO2{-} + 6 Cr2O7{-}2 = 4 Cr3{+} + 37 NO3{-} + 5 H2O
As2S3 + H2SO4 = As2(SO4)3 + H2S =>
As2S3 + 3 H2SO4 = As2(SO4)3 + 3 H2S
NH4Cl + Ca(OH)2 = NH3 + CaCl2 + H2O =>
2 NH4Cl + Ca(OH)2 = 2 NH3 + CaCl2 + 2 H2O
K2Cr2O7 + H2C2O4H2O + K2C2O4*2H2O = K3[Cr(C2O4)3]*3H2O + H2O + CO2 =>
K2Cr2O7 + 7 H2C2O4H2O + 2 K2C2O4*2H2O = 2 K3[Cr(C2O4)3]*3H2O + 12 H2O + 6 CO2
FeCl3 + BaOH = Fe2(OH)3 + BaCl2 =>
2 FeCl3 + 3 BaOH = Fe2(OH)3 + 3 BaCl2
CrCl3 + H2 = CrCl2 + H3Cl =>
2 CrCl3 + 3 H2 = 2 CrCl2 + 2 H3Cl
Na6(CO3) + Ag(NO3) = Na6(NO3) + Ag(CO3) =>
Na6(CO3) + Ag(NO3) = Na6(NO3) + Ag(CO3)
C6H10 + O = C6H10O =>
C6H10 + O = C6H10O
Be + NaOH + H2O = NaBe(OH)3 + H2 =>
Be + NaOH + 2 H2O = NaBe(OH)3 + H2
H2O + HCl + NaNO3 + As2O3 = NO + H3AsO4 + NaCl =>
7 H2O + 4 HCl + 4 NaNO3 + 3 As2O3 = 4 NO + 6 H3AsO4 + 4 NaCl
Na2S + Mg(NO3)2 = MgS + NaNO3 =>
Na2S + Mg(NO3)2 = MgS + 2 NaNO3
S2F2 + H2O = S8 + H2S4O6 + HF =>
20 S2F2 + 24 H2O = 3 S8 + 4 H2S4O6 + 40 HF
Cu(s) + HNO3(aq) = Cu(NO3)2(aq) + NO2(g) + H2O(s) =>
Cu(s) + 4 HNO3(aq) = Cu(NO3)2(aq) + 2 NO2(g) + 2 H2O(s)
CaOMgO = CaMgO2 =>
CaOMgO = CaMgO2
IrO2 + NaOH = NaIrO2 + H2O + O2 =>
4 IrO2 + 4 NaOH = 4 NaIrO2 + 2 H2O + O2
H2O + NaCl = HCl + Na2O =>
H2O + 2 NaCl = 2 HCl + Na2O
H2CO3 + OH{-} = CO3{2-} + H2O =>
H2CO3 + 2 OH{-} = CO3{2-} + 2 H2O
Fe + BaCl2 = FeCl2 + Ba =>
Fe + BaCl2 = FeCl2 + Ba
Bi(NO3)3 + CH4N2O = Bi2O3 + H2O + CO2 + N2 =>
2 Bi(NO3)3 + 5 CH4N2O = Bi2O3 + 10 H2O + 5 CO2 + 8 N2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/01/23
Équations équilibrées sur12/31/22
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