| Équations équilibrées la veille | Équations équilibrées le lendemain |
C + 4 Br = CBr4
Fe(OH)3 + Cl2 = FeCl3 + H2O2 =>
2 Fe(OH)3 + 3 Cl2 = 2 FeCl3 + 3 H2O2
FeCl3 + H2O = FeOHCl2 + HCl =>
FeCl3 + H2O = FeOHCl2 + HCl
[C2O4]2{-} + [MnO4]{-} + H{+} = Mn2{+} + H2O + CO2 =>
13[C2O4]2{-} + 2[MnO4]{-} + 16 H{+} = Mn2{+} + 8 H2O + 52 CO2
FeCl3 + (NH4)2S + H2O = Fe(OH)3 + H2S + NH4Cl =>
2 FeCl3 + 3(NH4)2S + 6 H2O = 2 Fe(OH)3 + 3 H2S + 6 NH4Cl
Sr + ZnCl2 = Zn + SrCl =>
2 Sr + ZnCl2 = Zn + 2 SrCl
K2S + H2SO4 = K2SO4 + H2S =>
K2S + H2SO4 = K2SO4 + H2S
XNaOH + H2SO4 = XH2O + Na2SO4 =>
2 XNaOH + H2SO4 = 2 XH2O + Na2SO4
FeSO4 + H2O = Fe(OH)2 + H2SO4 =>
FeSO4 + 2 H2O = Fe(OH)2 + H2SO4
H2O(g) + K2O = KOH(s) =>
H2O(g) + K2O = 2 KOH(s)
CuO + H2O + CO2 = (CuOH)2CO3 =>
2 CuO + H2O + CO2 = (CuOH)2CO3
CO2 + NaOH = Na2CO3 + H2O =>
CO2 + 2 NaOH = Na2CO3 + H2O
KMnO4 + SO4H2 + NO2H = SO4Mn + SO4K2 + NO3H + H2 =>
2 KMnO4 + 3 SO4H2 + 8 NO2H = 2 SO4Mn + SO4K2 + 8 NO3H + 3 H2
Zr + H2O = ZrOH + H2 =>
2 Zr + 2 H2O = 2 ZrOH + H2
K2SO4 + O2 = K2O4 + SO2 =>
K2SO4 + O2 = K2O4 + SO2
BaBr2 + Al2(SO4)3 = BaSO4 + AlBr3 =>
3 BaBr2 + Al2(SO4)3 = 3 BaSO4 + 2 AlBr3
NH4H2BO4 + HCl = NH4Cl + H3BO4 =>
NH4H2BO4 + HCl = NH4Cl + H3BO4
H3PO3 = H2O + P2O3 =>
2 H3PO3 = 3 H2O + P2O3
K2CrO4 + KOH + H[SnCl3] + H2O = K[Cr(OH)4] + K3[Sn(OH)6] + KCl =>
K2CrO4 + 17 KOH + 3 H[SnCl3] + H2O = K[Cr(OH)4] + 3 K3[Sn(OH)6] + 9 KCl
CoSO4 + NaOH + Br2 = Na4CoO4 + NaBr + Na2SO4 + H2O =>
CoSO4 + 8 NaOH + Br2 = Na4CoO4 + 2 NaBr + Na2SO4 + 4 H2O
FePO4 + NaCl = FeCl3 + Na3PO4 =>
FePO4 + 3 NaCl = FeCl3 + Na3PO4
NH4NO3 + Ba(OH)2 = NH4OH + Ba(NO3)2 =>
2 NH4NO3 + Ba(OH)2 = 2 NH4OH + Ba(NO3)2
H3BO3 + NaOH = BNa3O3 + H2O =>
H3BO3 + 3 NaOH = BNa3O3 + 3 H2O
MgCl + Ag = AgCl + Mg =>
MgCl + Ag = AgCl + Mg
Fe2O3 + CO = CO2 + Fe2O2 =>
Fe2O3 + CO = CO2 + Fe2O2
Cs(s) + H2O(l) = CsOH(s) + H2(g) =>
2 Cs(s) + 2 H2O(l) = 2 CsOH(s) + H2(g)
(CH3)3CC(CH3) + O2 = CO2 + H2O =>
(CH3)3CC(CH3) + 9 O2 = 6 CO2 + 6 H2O
NH3 + H2SO4 = NH4HSO4 =>
NH3 + H2SO4 = NH4HSO4
C2H5OH + O2 = CO + H2O =>
C2H5OH + 2 O2 = 2 CO + 3 H2O
KOH + Ba(HCO3)2 = Ba(OH)2 + KHCO3 =>
2 KOH + Ba(HCO3)2 = Ba(OH)2 + 2 KHCO3
NH4OH(aq) + H2C2O4(aq) = (NH4)2C2O4(aq) + H2O(l) =>
2 NH4OH(aq) + H2C2O4(aq) = (NH4)2C2O4(aq) + 2 H2O(l)
C4H8SO3(g) + O2(g) = CO2(g) + H2O(g) + SO2(g) =>
2 C4H8SO3(g) + 11 O2(g) = 8 CO2(g) + 8 H2O(g) + 2 SO2(g)
H3PO4 + NO3 = PO4 + HNO3 =>
H3PO4 + 3 NO3 = PO4 + 3 HNO3
C2O2{-2} + MnO4{-} + H{+} = H2O + CO2 + MnO2 =>
C2O2{-2} + 2 MnO4{-} + 4 H{+} = 2 H2O + 2 CO2 + 2 MnO2
RbBr + Cl = RbCl + Br =>
RbBr + Cl = RbCl + Br
MnO2 + SnCl2 + HCl = MnCl2 + SnCl4 + H2O =>
MnO2 + SnCl2 + 4 HCl = MnCl2 + SnCl4 + 2 H2O
Cobalt(i)Sulfate + CalciumChloride = CobaltChloride + CalciumSulfate =>
Cobalt(i)Sulfate + CalciumChloride = CobaltChloride + CalciumSulfate
KBr + H2SO4 = K2SO4 + Br2 + HSO2 + H2O =>
6 KBr + 5 H2SO4 = 3 K2SO4 + 3 Br2 + 2 HSO2 + 4 H2O
Be(OH)2 + As(OH)3 + NaOH + N2 = NaBe4(AsO7) + H2O + (NH4)2HAsO4 =>
8 Be(OH)2 + 3 As(OH)3 + 2 NaOH + N2 = 2 NaBe4(AsO7) + 9 H2O + (NH4)2HAsO4
HF + HNO3 = FNO3 + H =>
HF + HNO3 = FNO3 + 2 H
Al + O = AlO =>
Al + O = AlO
C7H12 + H2O = C7H14O =>
C7H12 + H2O = C7H14O
Ar + HNO3 + H2O = H2ArO3 + NO =>
3 Ar + 4 HNO3 + H2O = 3 H2ArO3 + 4 NO
NH4HCO3 + KMnO4 + H2SO4 = K2SO4 + MnSO4 + NO + CO2 + H2O =>
2 NH4HCO3 + 2 KMnO4 + 3 H2SO4 = K2SO4 + 2 MnSO4 + 2 NO + 2 CO2 + 8 H2O
NaBr + H2SO4 = Na2SO4 + HBr =>
2 NaBr + H2SO4 = Na2SO4 + 2 HBr
CO3 + H3O = H2O + CO2 =>
CO3 + 2 H3O = 3 H2O + CO2
CH3CH2CHOHCH3 + Cr2O7{2-} + H{+} = CH3CH2COCH3 + Cr{3+} + H2O =>
3 CH3CH2CHOHCH3 + Cr2O7{2-} + 8 H{+} = 3 CH3CH2COCH3 + 2 Cr{3+} + 7 H2O
ZnS + HNO3 = H2O + NO + H2SO4 + Zn(NO3)2 =>
3 ZnS + 14 HNO3 = 4 H2O + 8 NO + 3 H2SO4 + 3 Zn(NO3)2
C3H5(ONO2)3 = CO2(g) + H2(g) + N2(g) + O2(g) =>
2 C3H5(ONO2)3 = 6 CO2(g) + 5 H2(g) + 3 N2(g) + 3 O2(g)
I2O5 + I2 = I4O9 =>
9 I2O5 + I2 = 5 I4O9
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
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