| Équations équilibrées la veille | Équations équilibrées le lendemain |
Al2(SO4)3 + 6 NH3 = 2 Al + 3(NH3)2SO4
COS + HNO3 = CO(NO3)2 + H2S =>
COS + 2 HNO3 = CO(NO3)2 + H2S
Al + NH4ClO4 = Al2O3 + AlCl3 + NO + H2O =>
3 Al + 3 NH4ClO4 = Al2O3 + AlCl3 + 3 NO + 6 H2O
CoS + HNO3 = Co(NO3)2 + H2S =>
CoS + 2 HNO3 = Co(NO3)2 + H2S
MnCl2 + KBrO + Ca(OH)2 = Ca(MnO4) + CaCl2 + KBr + H2O =>
MnCl2 + 2 KBrO + 2 Ca(OH)2 = Ca(MnO4) + CaCl2 + 2 KBr + 2 H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Ba + H2O = Ba(OH)2 + H2 =>
Ba + 2 H2O = Ba(OH)2 + H2
KIO3 + K2S2O5 = I2 + K2SO4 + SO2 =>
2 KIO3 + 4 K2S2O5 = I2 + 5 K2SO4 + 3 SO2
KOH + H2SO4 = KSO4 + H3O =>
KOH + H2SO4 = KSO4 + H3O
ClO{-} + Cr3{+} + OH{-} = CrO42{-} + Cl{-} + H2O =>
124 ClO{-} + Cr3{+} + 4 OH{-} = 3 CrO42{-} + 124 Cl{-} + 2 H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
ClO{-} + Cr3{+} + OH{-} = CrO4{2-} + Cl{-} + H2O =>
17 ClO{-} + 2 Cr3{+} + 14 OH{-} = 6 CrO4{2-} + 17 Cl{-} + 7 H2O
ClO{-} + Cr{3+} + OH{-} = CrO4{2-} + Cl{-} + H2O =>
3 ClO{-} + 2 Cr{3+} + 10 OH{-} = 2 CrO4{2-} + 3 Cl{-} + 5 H2O
Cr2O7{2-} + SO2 + H{+} = Cr{3+} + SO4{2-} + H2O =>
Cr2O7{2-} + 3 SO2 + 2 H{+} = 2 Cr{3+} + 3 SO4{2-} + H2O
Na2SeO4 + H2O = NaOH + SeO3 =>
Na2SeO4 + H2O = 2 NaOH + SeO3
Cr2O7{2-} + SO2 + H{+} = Cr{3+} + SO4{2-} + H2O =>
Cr2O7{2-} + 3 SO2 + 2 H{+} = 2 Cr{3+} + 3 SO4{2-} + H2O
K2CO3 + S = K2SO4 + K2S2 + CO2 =>
4 K2CO3 + 7 S = K2SO4 + 3 K2S2 + 4 CO2
Cr2O7{2-} + SO2 + H3O{+} = Cr{3+} + SO4{2-} + H2O =>
Cr2O7{2-} + 3 SO2 + 2 H3O{+} = 2 Cr{3+} + 3 SO4{2-} + 3 H2O
Cu(NO3)2 + Na2C2O4 = CuC2O4 + Na(NO3) =>
Cu(NO3)2 + Na2C2O4 = CuC2O4 + 2 Na(NO3)
K2SO4 + C = K2CO3 + K2S2 + CO2 =>
4 K2SO4 + 7 C = 2 K2CO3 + 2 K2S2 + 5 CO2
Cr2O7{2-} + SO2 + H2O = Cr{3+} + SO4{2-} + OH{-} =>
Cr2O7{2-} + 3 SO2 + H2O = 2 Cr{3+} + 3 SO4{2-} + 2 OH{-}
Cr2O7{2-} + H{+} + {-} = Cr{3+} + H2O =>
Cr2O7{2-} + 14 H{+} + 6e = 2 Cr{3+} + 7 H2O
H2SO3 + K2O = H2K2SO4 =>
H2SO3 + K2O = H2K2SO4
FeSO4 + K3(Fe(CN)6) = Fe3(Fe(CN)6)2 + K2SO4 =>
3 FeSO4 + 2 K3(Fe(CN)6) = Fe3(Fe(CN)6)2 + 3 K2SO4
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
HCl + CuO = CuCl2 + H2O =>
2 HCl + CuO = CuCl2 + H2O
C3H5(NO3)3 = H2O + N2 + CO2 + O2 =>
4 C3H5(NO3)3 = 10 H2O + 6 N2 + 12 CO2 + O2
KF(aq) + HBr(aq) = KBr(aq) + HF(aq) =>
KF(aq) + HBr(aq) = KBr(aq) + HF(aq)
BaCl2 + Na3PO4 = Ba3(PO4)2 + NaCl =>
3 BaCl2 + 2 Na3PO4 = Ba3(PO4)2 + 6 NaCl
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
H2SO4 + Mg = MgSO4 + H2 =>
H2SO4 + Mg = MgSO4 + H2
CaCl2 + K2CO3 = KCl + CaCO3 =>
CaCl2 + K2CO3 = 2 KCl + CaCO3
K2CO3 + S = K2SO4 + K2S2 + CO2 =>
4 K2CO3 + 7 S = K2SO4 + 3 K2S2 + 4 CO2
K2SO4 + C = K2CO3 + K2S2 + CO2 =>
4 K2SO4 + 7 C = 2 K2CO3 + 2 K2S2 + 5 CO2
NiCl + C4H8N2O2 = NiC8H16N4O4 + Cl =>
NiCl + 2 C4H8N2O2 = NiC8H16N4O4 + Cl
NiCl2 + C4H8N2O2 = NiC8H16N4O4 + Cl =>
NiCl2 + 2 C4H8N2O2 = NiC8H16N4O4 + 2 Cl
AlBr3 + AgNO3 = AlNO3 + Br3Ag =>
AlBr3 + AgNO3 = AlNO3 + Br3Ag
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
AlBr3 + AgNO3 = AlNO3 + Br3Ag =>
AlBr3 + AgNO3 = AlNO3 + Br3Ag
ZnBr2 + Na2S = ZnS + Br2Na2 =>
ZnBr2 + Na2S = ZnS + Br2Na2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
KClO3 = KCl + O =>
KClO3 = KCl + 3 O
CU(NO3)2 + NAOH = CU(OH)2 + NANO3 =>
CU(NO3)2 + 2 NAOH = CU(OH)2 + 2 NANO3
Al + O = Al3O2 =>
3 Al + 2 O = Al3O2
HCl + NH4OH = NH4Cl + H2O =>
HCl + NH4OH = NH4Cl + H2O
Na2C2 + H2O = C2H2 + NaOH =>
Na2C2 + 2 H2O = C2H2 + 2 NaOH
AgNO3 = Ag + NO2 + O2 =>
2 AgNO3 = 2 Ag + 2 NO2 + O2
KI + Pb(NO3)2 = K(NO3) + PbI2 =>
2 KI + Pb(NO3)2 = 2 K(NO3) + PbI2
HCl + NH4OH = NH4Cl + H2O =>
HCl + NH4OH = NH4Cl + H2O
K2CO3 + HCl = K2Cl + HCO3 =>
K2CO3 + HCl = K2Cl + HCO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/30/11
Équations équilibrées sur04/29/10
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