Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NaOH + I2 = H2O + NaIO + NaI
C12H22O11 = C + H2O =>
C12H22O11 = 12 C + 11 H2O
FeO + HNO3 = FeO2 + NO2 + H2O =>
FeO + 2 HNO3 = FeO2 + 2 NO2 + H2O
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
Na2SO4(aq) + NH4I(aq) = NaI + (NH4)2SO4 =>
Na2SO4(aq) + 2 NH4I(aq) = 2 NaI + (NH4)2SO4
H3 + Po4 + KOH = K3Po4 + H2O =>
H3 + Po4 + 3 KOH = K3Po4 + 3 H2O
MnO2 + KCl + H2SO4 = KClO3 + MnSO4 + H2O =>
3 MnO2 + KCl + 3 H2SO4 = KClO3 + 3 MnSO4 + 3 H2O
Al + C2O5 = Al2O3 + C =>
10 Al + 3 C2O5 = 5 Al2O3 + 6 C
Fe2(SO4)3 + KOH = K2SO4 + Fe(OH)3 =>
Fe2(SO4)3 + 6 KOH = 3 K2SO4 + 2 Fe(OH)3
O2 + N2 = NO3 =>
3 O2 + N2 = 2 NO3
K2Cr2O7 + HCl + H2SO4 = K2SO4 + Cr2(SO4)3 + H2O + Cl =>
K2Cr2O7 + 6 HCl + 4 H2SO4 = K2SO4 + Cr2(SO4)3 + 7 H2O + 6 Cl
Li3N + NH4NO3 = LiNO3 + (NH4)3N =>
Li3N + 3 NH4NO3 = 3 LiNO3 + (NH4)3N
AgNO3(aq) + K2CrO4(aq) = Ag2CrO4(s) + KNO3(aq) =>
2 AgNO3(aq) + K2CrO4(aq) = Ag2CrO4(s) + 2 KNO3(aq)
MgSO3(s) = MgO(s) + SO2(g) =>
MgSO3(s) = MgO(s) + SO2(g)
(NH4)2C2O4 + AgClO3 = (NH4)2ClO3 + AgC2O4 =>
(NH4)2C2O4 + AgClO3 = (NH4)2ClO3 + AgC2O4
K2S + AlBr3 = KBr + Al2S3 =>
3 K2S + 2 AlBr3 = 6 KBr + Al2S3
As(OH)3 + (H2SO4) = As2(SO4)3 + H2O =>
2 As(OH)3 + 3(H2SO4) = As2(SO4)3 + 6 H2O
SO3 + CaO = Ca2(SO4)2 =>
2 SO3 + 2 CaO = Ca2(SO4)2
NaOH + H2CO3 = Na2CO3 + H2O =>
2 NaOH + H2CO3 = Na2CO3 + 2 H2O
AlCl3 + H2(SO4) = Al2(SO4)3 + HCl =>
2 AlCl3 + 3 H2(SO4) = Al2(SO4)3 + 6 HCl
Cr + H2 = CrH6 =>
Cr + 3 H2 = CrH6
NaI(aq) + Hg2(C2H3O2)2(aq) = Na(C2H3O2)(aq) + HgI(aq) =>
2 NaI(aq) + Hg2(C2H3O2)2(aq) = 2 Na(C2H3O2)(aq) + 2 HgI(aq)
H2SO4 + NaNO2 = Na2SO4 + NO + NO2 + H2O =>
H2SO4 + 2 NaNO2 = Na2SO4 + NO + NO2 + H2O
Na2O + N2O3 = NaNO3 + NO =>
Na2O + 3 N2O3 = 2 NaNO3 + 4 NO
Cl2 + NaOH = NaCl + NaHO3 + H2O =>
2 Cl2 + 5 NaOH = 4 NaCl + NaHO3 + 2 H2O
Ca(OH)2 + KF = CaF + K(OH)2 =>
Ca(OH)2 + KF = CaF + K(OH)2
C6H5NO2 + Sn + HCl = C6H5NH3Cl + SnCl2 + H2O =>
C6H5NO2 + 3 Sn + 7 HCl = C6H5NH3Cl + 3 SnCl2 + 2 H2O
Li2O + HCl = LiOH + LiCl =>
Li2O + HCl = LiOH + LiCl
CH3COOH + Na2CO3 = Na + CO2 + H2O =>
CH3COOH + 4 Na2CO3 = 8 Na + 6 CO2 + 2 H2O
NaCl + H2O + CO2 = HCl + NaHCO3 =>
NaCl + H2O + CO2 = HCl + NaHCO3
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
FeO + Cl2 = FeCl3 + Cl2O5 =>
10 FeO + 17 Cl2 = 10 FeCl3 + 2 Cl2O5
ZnCO3 = ZnO + CO2 =>
ZnCO3 = ZnO + CO2
C2O4Na2 + K2Cr2O7 + H2SO4 = CO2 + Cr2(SO4)3 + K2SO4 + H2O + Na2SO4 =>
3 C2O4Na2 + K2Cr2O7 + 7 H2SO4 = 6 CO2 + Cr2(SO4)3 + K2SO4 + 7 H2O + 3 Na2SO4
Mg2 + HCl = H2MgCl2 =>
Mg2 + 4 HCl = 2 H2MgCl2
Mn + NH4Cl + H2O = MnCl2 + NH3H2O + H =>
Mn + 2 NH4Cl + 2 H2O = MnCl2 + 2 NH3H2O + 2 H
LiClO3 = LiCl + O23 =>
23 LiClO3 = 23 LiCl + 3 O23
FeOH2 + AgNO3 = FeNO3 + AgOH2 =>
FeOH2 + AgNO3 = FeNO3 + AgOH2
NaHCO3 + HCl = NaCl + H2O + CO2 =>
NaHCO3 + HCl = NaCl + H2O + CO2
LiOH + Mg(OH)2 = Li2Mg + H2O2 =>
2 LiOH + Mg(OH)2 = Li2Mg + 2 H2O2
SbOCl + HCl = SbCl3 + H2O =>
SbOCl + 2 HCl = SbCl3 + H2O
HNO2 + NaOH = NO2Na + H2O =>
HNO2 + NaOH = NO2Na + H2O
Zn + H2SO4 + K3[Fe(CN)6] = Zn3[Fe(CN)6]2 + K2SO4 + H2 =>
3 Zn + 3 H2SO4 + 2 K3[Fe(CN)6] = Zn3[Fe(CN)6]2 + 3 K2SO4 + 3 H2
CaCl2 + H2O = HCl + CaO =>
CaCl2 + H2O = 2 HCl + CaO
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
AlSO4 + HCO3 = HSO4 + AlCO3 =>
AlSO4 + HCO3 = HSO4 + AlCO3
C6H12 + O2 = CO2 + H2O =>
C6H12 + 9 O2 = 6 CO2 + 6 H2O
NaOH + Al = Al2(OH)3 + Na =>
3 NaOH + 2 Al = Al2(OH)3 + 3 Na
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
Na2SiO3 + K = Na + KSiO3 =>
Na2SiO3 + K = 2 Na + KSiO3
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