| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 BaS + 3 ZnSO4 = 4 BaSO3 + 3 ZnS
NaOCl + HClO = OCl2 + NaOH =>
NaOCl + HClO = OCl2 + NaOH
NaCl + H2CO3 = NaHCO3 + HCl =>
NaCl + H2CO3 = NaHCO3 + HCl
H3N + Cl2 = N2 + NH4Cl =>
8 H3N + 3 Cl2 = N2 + 6 NH4Cl
PbI2 + KNO3 = Pb(NO3)2 + KI =>
PbI2 + 2 KNO3 = Pb(NO3)2 + 2 KI
BaSO3 + C = BaS + CO2 =>
2 BaSO3 + 3 C = 2 BaS + 3 CO2
K2CO3 + BaCl2 = K2CO3BaCl2 =>
K2CO3 + BaCl2 = K2CO3BaCl2
B2S3 + HOH = H3BO3 + H2S =>
B2S3 + 6 HOH = 2 H3BO3 + 3 H2S
Pb(NO3)2(aq) + NaCl(aq) = NaNO3(aq) + PbCl2(s) =>
Pb(NO3)2(aq) + 2 NaCl(aq) = 2 NaNO3(aq) + PbCl2(s)
MgSO4 + Zn = Mg + ZnSO4 =>
MgSO4 + Zn = Mg + ZnSO4
As2S3 + NaOH = Na3AsO3 + Na3AsS3 + H2O =>
As2S3 + 6 NaOH = Na3AsO3 + Na3AsS3 + 3 H2O
KCI(s) + O2(g) = KCIO3 =>
2 KCI(s) + 3 O2(g) = 2 KCIO3
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
Ca(OH)2(ac) + H3PO4(ac) = Ca3(PO4)2(s) + H2O(l) =>
3 Ca(OH)2(ac) + 2 H3PO4(ac) = Ca3(PO4)2(s) + 6 H2O(l)
H3PO4 + NH3 = (NH4)3PO4 =>
H3PO4 + 3 NH3 = (NH4)3PO4
N4C6H12 + S8 = N4C6S6 + H2S =>
2 N4C6H12 + 3 S8 = 2 N4C6S6 + 12 H2S
MgSO4 + Zn = Mg + ZnSO4 =>
MgSO4 + Zn = Mg + ZnSO4
[Cu(NH3)SO4] + NaOH + H2O = Cu(OH)2 + Na2SO4 + NH4OH =>
[Cu(NH3)SO4] + 2 NaOH + H2O = Cu(OH)2 + Na2SO4 + NH4OH
CH3CHCH2 + K2Cr2O7 + HCl = CH3CH2CHO + KCl + CrCl3 + H2O =>
3 CH3CHCH2 + K2Cr2O7 + 8 HCl = 3 CH3CH2CHO + 2 KCl + 2 CrCl3 + 4 H2O
Fe(NO3)2 + HCl = FeCl2 + NO3H =>
Fe(NO3)2 + 2 HCl = FeCl2 + 2 NO3H
Mg(OH)2 + H3PO4 = Mg2(OH)PO4 + H2O =>
2 Mg(OH)2 + H3PO4 = Mg2(OH)PO4 + 3 H2O
H3PO4(aq) + Fe2O3(s) = FePO4(s) + H2O(l) =>
2 H3PO4(aq) + Fe2O3(s) = 2 FePO4(s) + 3 H2O(l)
NH3 + AgNO3 + H2O = Ag(OH)2 + NH4NO3 =>
6 NH3 + 8 AgNO3 + 13 H2O = 8 Ag(OH)2 + 7 NH4NO3
PCl + MgCl2 = Cl + PMgCl2 =>
PCl + MgCl2 = Cl + PMgCl2
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
KI + H2SO4 + NaNO2 = H2O + I2 + K2SO4 + NO + Na2SO4 =>
2 KI + 2 H2SO4 + 2 NaNO2 = 2 H2O + I2 + K2SO4 + 2 NO + Na2SO4
FeCl3 + Cs3P = FeP + CsCl =>
FeCl3 + Cs3P = FeP + 3 CsCl
AI + Cl = AICl =>
AI + Cl = AICl
NH3 + CuSO4 = NH3CuSO4 =>
NH3 + CuSO4 = NH3CuSO4
NaAlO2 + H2O = NaAl(OH)4 =>
NaAlO2 + 2 H2O = NaAl(OH)4
K3PO4 + MgI2 = K3I2 + MgPO4 =>
K3PO4 + MgI2 = K3I2 + MgPO4
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
KH2PO4 + NaOH = KNa2PO4 + H2O =>
KH2PO4 + 2 NaOH = KNa2PO4 + 2 H2O
CuCl2 + Ag = AgCuCl2 =>
CuCl2 + Ag = AgCuCl2
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
Li2CO3 + H2SO4 = CO2 + H2O + Li2SO4 =>
Li2CO3 + H2SO4 = CO2 + H2O + Li2SO4
CO2 + H2O = C2H5O6H + O2 =>
4 CO2 + 6 H2O = 2 C2H5O6H + O2
Mg + Ni2(SO4) = Mg(SO4) + Ni =>
Mg + Ni2(SO4) = Mg(SO4) + 2 Ni
Pb(NO3)4 + Na2CrO4 = Na(NO3) + Pb(CrO4)2 =>
Pb(NO3)4 + 2 Na2CrO4 = 4 Na(NO3) + Pb(CrO4)2
H2S(aq) + NaOH(aq) = HSNa(aq) + H2O =>
H2S(aq) + NaOH(aq) = HSNa(aq) + H2O
BiCl3 + H2S = Bi2S3 + HCl =>
2 BiCl3 + 3 H2S = Bi2S3 + 6 HCl
Na2B4O7 + CoCl2 + H2O = Co(BO2)2 + NaBO2 + HCl =>
Na2B4O7 + CoCl2 + H2O = Co(BO2)2 + 2 NaBO2 + 2 HCl
Zn + HCl = ZnCl + H2 =>
2 Zn + 2 HCl = 2 ZnCl + H2
Ag2SO4 + LiCN = AgCN + Li2SO4 =>
Ag2SO4 + 2 LiCN = 2 AgCN + Li2SO4
Cu(NO3)2 = CuO + NO2 + O2 =>
2 Cu(NO3)2 = 2 CuO + 4 NO2 + O2
S + BaCl2 = Cl2 + BaS =>
S + BaCl2 = Cl2 + BaS
Fe{2+} + XO3{-} + H{+} = X + H2O + Fe{3+} =>
5 Fe{2+} + XO3{-} + 6 H{+} = X + 3 H2O + 5 Fe{3+}
C2H5COONa + H2SO4 = C2H5COOH + Na2SO4 =>
2 C2H5COONa + H2SO4 = 2 C2H5COOH + Na2SO4
NaClO3 + H2SO4 + K2C2O4 = CO2 + ClO2 + K2SO4 + Na2SO4 + H2O =>
2 NaClO3 + 2 H2SO4 + K2C2O4 = 2 CO2 + 2 ClO2 + K2SO4 + Na2SO4 + 2 H2O
Co(s) + O2(g) = Co2O3(s)(g) =>
4 Co(s) + 3 O2(g) = 2 Co2O3(s)(g)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/21/24
Équations équilibrées sur11/20/23
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