| Équations équilibrées la veille | Équations équilibrées le lendemain |
Cu2O + H2O = 2 CuOH
SnO2 + C = Sn + CO =>
SnO2 + 2 C = Sn + 2 CO
HNO3 + NaOH = NaNO3 + H2O =>
HNO3 + NaOH = NaNO3 + H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
CrO4{-} + H{+} + {-} = Cr{3+} + H2O =>
CrO4{-} + 8 H{+} + 4e = Cr{3+} + 4 H2O
NaCl(s) + H2SO4(aq) = HCl(g) + Na2SO4(aq) =>
2 NaCl(s) + H2SO4(aq) = 2 HCl(g) + Na2SO4(aq)
Cr2O3 + NaOH + O2 = NaCrO4 + H2O =>
Cr2O3 + 2 NaOH + 2 O2 = 2 NaCrO4 + H2O
C8H18 = C + H4 =>
2 C8H18 = 16 C + 9 H4
HNO3 + NaOH = NaNO3 + H2O =>
HNO3 + NaOH = NaNO3 + H2O
Tl2O3 + CO2 = Tl2(CO3)3 =>
Tl2O3 + 3 CO2 = Tl2(CO3)3
Ta + Cl2 = TaCl5 =>
2 Ta + 5 Cl2 = 2 TaCl5
HCl + BaSO3 = BaCl2 + SO2 + H2O =>
2 HCl + BaSO3 = BaCl2 + SO2 + H2O
FeCl2(aq) + (NH4)2S = FeS + NH4Cl =>
FeCl2(aq) + (NH4)2S = FeS + 2 NH4Cl
Ca(ClO3)2 + NaI + H2SO4 = I2 + CaCl2 + Na2SO4 + H2O =>
Ca(ClO3)2 + 12 NaI + 6 H2SO4 = 6 I2 + CaCl2 + 6 Na2SO4 + 6 H2O
FeSO4 + H3PO4 = FePO4 + H3SO4 =>
FeSO4 + H3PO4 = FePO4 + H3SO4
SFe + O2 = SO2 + Fe2O3 =>
4 SFe + 7 O2 = 4 SO2 + 2 Fe2O3
KCO3 + H2SO4 = KSO4 + CO2 + H2O =>
KCO3 + H2SO4 = KSO4 + CO2 + H2O
HBrO3(aq) + SO2(g) + H2O(l) = Br2(aq) + H2SO4(aq) =>
2 HBrO3(aq) + 5 SO2(g) + 4 H2O(l) = Br2(aq) + 5 H2SO4(aq)
N2H4 + N2O4 = NO + H2O =>
N2H4 + 2 N2O4 = 6 NO + 2 H2O
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
Ca + HNO3 = Ca(NO3)2 + NO2 + H2O =>
Ca + 4 HNO3 = Ca(NO3)2 + 2 NO2 + 2 H2O
ClF3 + N2H4 = N2 + HF + Cl2 =>
4 ClF3 + 3 N2H4 = 3 N2 + 12 HF + 2 Cl2
KIO4 + H2SO4 = K2SO4 + IO4 + H =>
2 KIO4 + H2SO4 = K2SO4 + 2 IO4 + 2 H
Zr + HF + HNO3 = H2[ZrF6] + NO2 + H2O =>
Zr + 6 HF + 4 HNO3 = H2[ZrF6] + 4 NO2 + 4 H2O
KF + H2O = KFO + H2 =>
KF + H2O = KFO + H2
K3Cr(OH)6 + K2SO4 = Cr2(SO4)3 + KOH =>
2 K3Cr(OH)6 + 3 K2SO4 = Cr2(SO4)3 + 12 KOH
Fe3(PO4)2 + CuMnO4 = Fe(MnO4)2 + Cu3PO4 =>
Fe3(PO4)2 + 6 CuMnO4 = 3 Fe(MnO4)2 + 2 Cu3PO4
O2 + (C3H5(NO3))3 = N2 + H2O + CO2 =>
33 O2 + 4(C3H5(NO3))3 = 6 N2 + 30 H2O + 36 CO2
K2CrO4(aq) + AgNO3(aq) = Ag2CrO4 + KNO3 =>
K2CrO4(aq) + 2 AgNO3(aq) = Ag2CrO4 + 2 KNO3
B2O3 + H2O = B(OH)4 + H3O =>
B2O3 + 7 H2O = 2 B(OH)4 + 2 H3O
H3PO4 + H2O = H3O + PO4 =>
H3PO4 + 3 H2O = 3 H3O + PO4
C2H5NH2COOH + O2 = CO2 + H2O + N2 =>
2 C2H5NH2COOH + 8 O2 = 6 CO2 + 8 H2O + N2
Nb(OH)5 + H2SO4 = H2O + Nb2(SO4)5 =>
2 Nb(OH)5 + 5 H2SO4 = 10 H2O + Nb2(SO4)5
CH3CH2CH3CH3COH + HCl = CH3CH2CH3CH3CCl + H2O =>
CH3CH2CH3CH3COH + HCl = CH3CH2CH3CH3CCl + H2O
MnO2 + FeSO4 + H2SO4 = Fe2(SO4)3 + MnSO4 + H2O =>
MnO2 + 2 FeSO4 + 2 H2SO4 = Fe2(SO4)3 + MnSO4 + 2 H2O
F2(g) + LiBr(aq) = Br2(g) + LiF(aq) =>
F2(g) + 2 LiBr(aq) = Br2(g) + 2 LiF(aq)
NaOH + H3PO4 = Na3PO4 + H2O =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
SnO + C = Sn + CO =>
SnO + C = Sn + CO
TiO(OH)2 + H2SO4 = H2[TiO(SO4)2] + H2O =>
TiO(OH)2 + 2 H2SO4 = H2[TiO(SO4)2] + 2 H2O
Br2 + Cr2(SO4)3 + KOH = KBr + K2CrO4 + K2SO4 + H2O =>
3 Br2 + Cr2(SO4)3 + 16 KOH = 6 KBr + 2 K2CrO4 + 3 K2SO4 + 8 H2O
Sr(OH)2 + HCN = H2O + Sr(CN)2 =>
Sr(OH)2 + 2 HCN = 2 H2O + Sr(CN)2
VO(s) + H2(g) = V(s) + H2O =>
VO(s) + H2(g) = V(s) + H2O
NaSiO3 + AlNO3 = NaNO3 + AlSiO3 =>
NaSiO3 + AlNO3 = NaNO3 + AlSiO3
CuCl2 + Na2O = CuO + NaCl =>
CuCl2 + Na2O = CuO + 2 NaCl
HClO3 + U(OH)6 = U(OH)5ClO3 + H2O =>
HClO3 + U(OH)6 = U(OH)5ClO3 + H2O
Zn + H2O = ZnO + H2 =>
Zn + H2O = ZnO + H2
[Ni(NH3)4]SO4 + HNO3 = Ni(NO3)2 + NH4NO3 + H2SO4 =>
[Ni(NH3)4]SO4 + 6 HNO3 = Ni(NO3)2 + 4 NH4NO3 + H2SO4
(NH4)3PO4 + Pb(NO3)4 = Pb3(PO4)4 + NH4NO3 =>
4(NH4)3PO4 + 3 Pb(NO3)4 = Pb3(PO4)4 + 12 NH4NO3
(NH4)2SO4 + Ba(OH)2 = BaSO4 + NH4 + OH =>
(NH4)2SO4 + Ba(OH)2 = BaSO4 + 2 NH4 + 2 OH
OCH3CH3 + O2 = CO3 + H2O =>
OCH3CH3 + 4 O2 = 2 CO3 + 3 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/21/25
Équations équilibrées sur05/21/24
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