| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
CaO + OH = Ca(OH)2 + O2 =>
2 CaO + 4 OH = 2 Ca(OH)2 + O2
K2Cr2O7 + Na2C2O4 + H2SO4 = K2SO4 + Cr2(SO4)3 + Na2SO4 + H2O + CO3 =>
K2Cr2O7 + Na2C2O4 + 5 H2SO4 = K2SO4 + Cr2(SO4)3 + Na2SO4 + 5 H2O + 2 CO3
Cl2(g) + CsBr(aq) = Br2 + CsCl =>
Cl2(g) + 2 CsBr(aq) = Br2 + 2 CsCl
Cd + NaOH = Cd(OH)2 + Na =>
Cd + 2 NaOH = Cd(OH)2 + 2 Na
HNO3 + H2O = H3O{+} + NO3{-} =>
HNO3 + H2O = H3O{+} + NO3{-}
P2O5 + CaCl2 = CaO + PCl5 =>
P2O5 + 5 CaCl2 = 5 CaO + 2 PCl5
BF3(g) + H2O(l) = B2O3(g) + HF(aq) =>
2 BF3(g) + 3 H2O(l) = B2O3(g) + 6 HF(aq)
C6H6C2H5Br = C6H5BrC2H6 =>
C6H6C2H5Br = C6H5BrC2H6
C3H8O2 + K2Cr2O7 + H2SO4 = C3H6O2 + K2SO4 + Cr2(SO4)3 + H2O =>
3 C3H8O2 + K2Cr2O7 + 4 H2SO4 = 3 C3H6O2 + K2SO4 + Cr2(SO4)3 + 7 H2O
Cu2O + NO + CO2 = CO + Cu(NO3)2 =>
Cu2O + 4 NO + 7 CO2 = 7 CO + 2 Cu(NO3)2
H2SO4CaCO3 = CaSO4 + H2CO3 =>
H2SO4CaCO3 = CaSO4 + H2CO3
Cr(OH)3 + NaOH + HCl = H2O + NaCrO + Cl =>
Cr(OH)3 + NaOH + 2 HCl = 3 H2O + NaCrO + 2 Cl
NaOCl + HCl = Cl2 + H2O + NaCl =>
NaOCl + 2 HCl = Cl2 + H2O + NaCl
Ca(OH)2 + H3(PO4)3 = Ca(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3(PO4)3 = 3 Ca(PO4)2 + 6 H2O
CaO + OH = Ca(OH) + O2 =>
2 CaO + 2 OH = 2 Ca(OH) + O2
CaCl2 + HCl = CaH2 + Cl =>
CaCl2 + 2 HCl = CaH2 + 4 Cl
Pb(NO3)2 + LiCO3 = PbCO3 + Li(NO3)2 =>
Pb(NO3)2 + LiCO3 = PbCO3 + Li(NO3)2
Al(OH2)3 + HCl = AlCl3 + H3O =>
Al(OH2)3 + 3 HCl = AlCl3 + 3 H3O
Na2S + MnSO4 = MnS + Na2SO4 =>
Na2S + MnSO4 = MnS + Na2SO4
Zn(No3)2 + LiOH = Zn(OH)2 + LiNo3 =>
Zn(No3)2 + 2 LiOH = Zn(OH)2 + 2 LiNo3
Cr + H2O = CrO3 + H2 =>
Cr + 3 H2O = CrO3 + 3 H2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
SnO2 + H2 = Sn + H2O =>
SnO2 + 2 H2 = Sn + 2 H2O
HgOH + H2Te = Hg2Te + H2O =>
2 HgOH + H2Te = Hg2Te + 2 H2O
Mn(NO3)2 + Zn = Zn(NO3)2 + Mn =>
Mn(NO3)2 + Zn = Zn(NO3)2 + Mn
FeCl2 + H2O + O2 = FeCl3 + Fe(OH) =>
12 FeCl2 + 2 H2O + O2 = 8 FeCl3 + 4 Fe(OH)
Co(OH)3 + HCl = Cl2 + CoCl2 + H2O =>
2 Co(OH)3 + 6 HCl = Cl2 + 2 CoCl2 + 6 H2O
IO3{-} + HSO3{-} = I2 + SO4{-2} + H{+} + H2O =>
2 IO3{-} + 5 HSO3{-} = I2 + 5 SO4{-2} + 3 H{+} + H2O
C3H7NO2 + O2 = CO2 + H2O + NH3 =>
C3H7NO2 + 3 O2 = 3 CO2 + 2 H2O + NH3
NH4Cl + Fe2O3 = FeCl3 + NH3 + H2O =>
6 NH4Cl + Fe2O3 = 2 FeCl3 + 6 NH3 + 3 H2O
Cr(NO3)3 + Na3PO4 = CrPO4 + NaNO3 =>
Cr(NO3)3 + Na3PO4 = CrPO4 + 3 NaNO3
Ca(OCl)2 + HCl = CaCl2 + Cl + H2O =>
Ca(OCl)2 + 4 HCl = CaCl2 + 4 Cl + 2 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
HNO3 + Fe = Fe(NO3)3 + NO + H2O =>
4 HNO3 + Fe = Fe(NO3)3 + NO + 2 H2O
Fe2O3 + HClO4 = Fe2(ClO4)6 + H2O =>
Fe2O3 + 6 HClO4 = Fe2(ClO4)6 + 3 H2O
Cr + H2O = CrO3 + H2 =>
Cr + 3 H2O = CrO3 + 3 H2
Na2S + MnSO4 = MnS + Na2SO4 =>
Na2S + MnSO4 = MnS + Na2SO4
MnSO4 + Na2S = MnS2 + Na + O2 =>
MnSO4 + Na2S = MnS2 + 2 Na + 2 O2
Fe4(Fe(CN)6)3 + KNO3 + NaOH = Fe(OH)3 + K4Fe(CN)6 + NaNO3 =>
Fe4(Fe(CN)6)3 + 12 KNO3 + 12 NaOH = 4 Fe(OH)3 + 3 K4Fe(CN)6 + 12 NaNO3
Cr(OH)3 + NaOH + HCl = H2O + NaCrO + Cl =>
Cr(OH)3 + NaOH + 2 HCl = 3 H2O + NaCrO + 2 Cl
Ca(OCl)2 + HCl = Cl2 + CaCl2 + H2O =>
Ca(OCl)2 + 4 HCl = 2 Cl2 + CaCl2 + 2 H2O
Ba(NO3)2 + (NH4)2SO4 = BaSO4 + NH4NO3 =>
Ba(NO3)2 + (NH4)2SO4 = BaSO4 + 2 NH4NO3
Fe3* + OH = Fe(OH)3 =>
Fe3* + 9 OH = 3 Fe(OH)3
Cu(NO3)2 + NH3 = CuH3 + N(NO3)2 =>
Cu(NO3)2 + NH3 = CuH3 + N(NO3)2
KMnO4 + S = K2SO4 + MnO2 =>
2 KMnO4 + S = K2SO4 + 2 MnO2
CH3COOH + NaOH = H2O + NaCH3COO =>
CH3COOH + NaOH = H2O + NaCH3COO
Cr + H2O = CrO3 + H2 =>
Cr + 3 H2O = CrO3 + 3 H2
AgNO{3}(aq) + CaCl{2}(aq) = AgCl(s) + Ca(NO{3}){2}(aq) =>
AgNO{3}(aq) + CaCl{2}(aq) = AgCl(s) + Ca(NO{3}){2}(aq)
Na2S + MnSO4 = MnS + Na2SO4 =>
Na2S + MnSO4 = MnS + Na2SO4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/16/24
Équations équilibrées sur12/16/23
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