| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 HBr + Zn(OH)2 = ZnBr2 + 2 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Bi(NO3)3 + NaOH = Bi(OH)3 + NaNO3 =>
Bi(NO3)3 + 3 NaOH = Bi(OH)3 + 3 NaNO3
FeS + HBr = FeBr2 + H2S =>
FeS + 2 HBr = FeBr2 + H2S
NaHO + H2SO4 = Na2SO4 + H2O =>
2 NaHO + H2SO4 = Na2SO4 + 2 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
H3PO4 + KOH = K3PO4 + H2O =>
H3PO4 + 3 KOH = K3PO4 + 3 H2O
FeBr3(aq) + NaOH(aq) = FeOH(s) + NaBr3(aq) =>
FeBr3(aq) + NaOH(aq) = FeOH(s) + NaBr3(aq)
Zn(OH)2 + H2SO4 = ZnSO4 + H2O =>
Zn(OH)2 + H2SO4 = ZnSO4 + 2 H2O
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
CaI2 + H2SO4 = HI + CaSO4 =>
CaI2 + H2SO4 = 2 HI + CaSO4
NaH2PO4 + AgNO3 = AgH2PO4 + NaNO3 =>
NaH2PO4 + AgNO3 = AgH2PO4 + NaNO3
NO2 + O3 = NO5 =>
NO2 + O3 = NO5
NaI + AgNO3 = NaNO3 + AgI =>
NaI + AgNO3 = NaNO3 + AgI
NaBr + AgNO3 = NaNO3 + AgBr =>
NaBr + AgNO3 = NaNO3 + AgBr
CuS + HNO3 = Cu(NO3)2 + NO + S + H2O =>
3 CuS + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 3 S + 4 H2O
Au + N2O + H{+} = Au{+} + N2 + H2O =>
2 Au + N2O + 2 H{+} = 2 Au{+} + N2 + H2O
Ba(NO3)2 + NH2SO3H + H2O = BaSO4 + NH4NO3 + HNO3 =>
Ba(NO3)2 + NH2SO3H + H2O = BaSO4 + NH4NO3 + HNO3
K2Cr2O7 + HI = CrI3 + KI + I2 + H2O =>
K2Cr2O7 + 14 HI = 2 CrI3 + 2 KI + 3 I2 + 7 H2O
CO2 + NH2OH = CO + N2 + H2O =>
CO2 + 2 NH2OH = CO + N2 + 3 H2O
C8H4O3 + C2H5OH = C12H14O4 + H2O =>
C8H4O3 + 2 C2H5OH = C12H14O4 + H2O
CdCO3 = CdO + CO2 =>
CdCO3 = CdO + CO2
H + O = HO =>
H + O = HO
C + O2 = CO2 =>
C + O2 = CO2
CdCO3 = CdO + CO2 =>
CdCO3 = CdO + CO2
NaI + Hg2(NO3)2 = NaNO3 + Hg2I2 =>
2 NaI + Hg2(NO3)2 = 2 NaNO3 + Hg2I2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
HNO3 + KI = I2 + H20 + KNO3 =>
20 HNO3 + 20 KI = 10 I2 + H20 + 20 KNO3
NH3 + HCl = NH4Cl =>
NH3 + HCl = NH4Cl
Bi(OH)3 + H = Bi + H2O =>
Bi(OH)3 + 3 H = Bi + 3 H2O
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
Ca + HCl = CaCl2 + H2 =>
Ca + 2 HCl = CaCl2 + H2
FeSO4 + HCl = FeCl2 + H2SO4 =>
FeSO4 + 2 HCl = FeCl2 + H2SO4
Mg + HNO3 = Mg(NO3)2 + H2 =>
Mg + 2 HNO3 = Mg(NO3)2 + H2
NaI + Br2 = NaBr + I2 =>
2 NaI + Br2 = 2 NaBr + I2
Cr + N2O + H{+} = Cr{3+} + N2 + H2O =>
2 Cr + 3 N2O + 6 H{+} = 2 Cr{3+} + 3 N2 + 3 H2O
NaClO3 = NaCl + O2 =>
2 NaClO3 = 2 NaCl + 3 O2
Zn + Pb(C2H3O2)2 = Zn(O2CCH3) + Pb =>
2 Zn + Pb(C2H3O2)2 = 2 Zn(O2CCH3) + Pb
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Li + Cl2 = LiCl =>
2 Li + Cl2 = 2 LiCl
N2 + O2 = NO2 =>
N2 + 2 O2 = 2 NO2
Fe + Cu(NO3)2 = Cu + Fe(NO3)2 =>
Fe + Cu(NO3)2 = Cu + Fe(NO3)2
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
Au + Cr{3+} = Au{+} + Cr =>
3 Au + Cr{3+} = 3 Au{+} + Cr
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
Mg + HCl = H2 + MgCl2 =>
Mg + 2 HCl = H2 + MgCl2
HClO4 + Ba(OH)2 = Ba(ClO4)2 + H2O =>
2 HClO4 + Ba(OH)2 = Ba(ClO4)2 + 2 H2O
K2SnO2 + H2O = K2SnO3 + H =>
K2SnO2 + H2O = K2SnO3 + 2 H
Au + Cr{3+} = Au{+} + Cr =>
3 Au + Cr{3+} = 3 Au{+} + Cr
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/19/11
Équations équilibrées sur04/18/10
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