| Équations équilibrées la veille |
ZnS + KOH = ZnOH + KS
AlP + HNO3 = H3PO2 + NO2 + Al(NO3)3 + H2O =>
AlP + 7 HNO3 = H3PO2 + 4 NO2 + Al(NO3)3 + 2 H2O
Na2O(SiO2)3(H2O)25 + Al2O3(SiO2)4(CaO)6 + KOH + NaOH + Al2O3(SiO2)2 = Ca3SiO5KAlO2NaAlO2(SiO2)3 + H2O =>
2 Na2O(SiO2)3(H2O)25 + 3 Al2O3(SiO2)4(CaO)6 + 6 KOH + 2 NaOH + 3 Al2O3(SiO2)2 = 6 Ca3SiO5KAlO2NaAlO2(SiO2)3 + 54 H2O
Bi(NO3)3 + H2S = Bi2S3 + HNO3 =>
2 Bi(NO3)3 + 3 H2S = Bi2S3 + 6 HNO3
CaCO3 + Cl2 = OCl2 + CaCl2 + CO2 =>
CaCO3 + 2 Cl2 = OCl2 + CaCl2 + CO2
NH4HSO4 = NH3 + SO3 + H2O =>
NH4HSO4 = NH3 + SO3 + H2O
Fe + NH3 = FeN3 + H2 =>
2 Fe + 6 NH3 = 2 FeN3 + 9 H2
Ba(NO3)2 + Fe(OH)3 = Fe(NO3)3 + Ba(OH)2 =>
3 Ba(NO3)2 + 2 Fe(OH)3 = 2 Fe(NO3)3 + 3 Ba(OH)2
CuCl2 = CuCl + Cl2 =>
2 CuCl2 = 2 CuCl + Cl2
Ca(OH2) + CO3 = CaCO3 + H2O =>
Ca(OH2) + CO3 = CaCO3 + H2O
C6H3(C2H5)3 + O2 = H2O + CO2 =>
2 C6H3(C2H5)3 + 33 O2 = 18 H2O + 24 CO2
FeCl3 + Hg = Hg2Cl2 + FeCl2 =>
2 FeCl3 + 2 Hg = Hg2Cl2 + 2 FeCl2
AgNO3(aq) + BaCl2(s) = AgCl(s) + Ba(NO3)2(aq) =>
2 AgNO3(aq) + BaCl2(s) = 2 AgCl(s) + Ba(NO3)2(aq)
NaHSO3 = NaH + SO3 =>
NaHSO3 = NaH + SO3
Na2 + CO3 + H2SO4 = Na2SO4 + H2O + CO2 =>
Na2 + CO3 + H2SO4 = Na2SO4 + H2O + CO2
CH3COONH4 + Al(ClO3)3 = NH4(ClO3)3 + CH3COOAl =>
CH3COONH4 + Al(ClO3)3 = NH4(ClO3)3 + CH3COOAl
CuCl + NaC7H5O3 = NaCl + CuC7H5O3 =>
CuCl + NaC7H5O3 = NaCl + CuC7H5O3
K3PO4 + BaCl2 = KCl + Ba3(PO4)2 =>
2 K3PO4 + 3 BaCl2 = 6 KCl + Ba3(PO4)2
Zn + K2Cr2O7 + HCl = ZnCl2 + Cr3O3 + KCl + H2O =>
12 Zn + 3 K2Cr2O7 + 30 HCl = 12 ZnCl2 + 2 Cr3O3 + 6 KCl + 15 H2O
KF + H2O = FH + KOH =>
KF + H2O = FH + KOH
AuBr + ZnSO4 = Au2SO4 + ZnBr2 =>
2 AuBr + ZnSO4 = Au2SO4 + ZnBr2
NaNO3 + Mg = MgO + N2 + Na =>
2 NaNO3 + 6 Mg = 6 MgO + N2 + 2 Na
C8H17OH + O2 = CO2 + H2O =>
C8H17OH + 12 O2 = 8 CO2 + 9 H2O
N2 + NaOH = Na3N + OH =>
N2 + 6 NaOH = 2 Na3N + 6 OH
BaCO3 + B = BaB2O4 + CO2 + BaB6 =>
4 BaCO3 + 20 B = BaB2O4 + 4 CO2 + 3 BaB6
Cd{2+} + SbO{+} + H2O = Cd + Sb2O5 + H{+} =>
2 Cd{2+} + 2 SbO{+} + 3 H2O = 2 Cd + Sb2O5 + 6 H{+}
Cl2 + HL = HCl + L2 =>
Cl2 + 2 HL = 2 HCl + L2
Na3PO4 + CaCl2 = Ca3(PO4)2 + Na3Cl3 =>
2 Na3PO4 + 3 CaCl2 = Ca3(PO4)2 + 2 Na3Cl3
Bi2S3 + O2 = Bi2O3 + SO2 =>
2 Bi2S3 + 9 O2 = 2 Bi2O3 + 6 SO2
HgNH2Cl + NH3 + NH4Cl = (Hg(NH3)4)Cl2 =>
HgNH2Cl + 2 NH3 + NH4Cl = (Hg(NH3)4)Cl2
C12H22O11(s) = C2(g) + H2O(g) =>
C12H22O11(s) = 6 C2(g) + 11 H2O(g)
K2S2O8 + Cr(OH)3 + KOH = K2SO4 + K2CrO4 + H2O =>
3 K2S2O8 + 2 Cr(OH)3 + 10 KOH = 6 K2SO4 + 2 K2CrO4 + 8 H2O
Na2Cr2O7 + Na2S + H2O = Cr(OH)3 + NaOH + S =>
Na2Cr2O7 + 3 Na2S + 7 H2O = 2 Cr(OH)3 + 8 NaOH + 3 S
Ba + HOH = BaOH + H2 =>
2 Ba + 2 HOH = 2 BaOH + H2
(Na2CO3) + (HC2H3O2) = (NaHCO3) + (NaC2H3O2) =>
(Na2CO3) + (HC2H3O2) = (NaHCO3) + (NaC2H3O2)
CUO + H2SO4 = CUSO4 + H2O =>
CUO + H2SO4 = CUSO4 + H2O
MgO + CO2 = Magnesiumcarbonate =>
MgO + CO2 = MgCO3
NiCr2O4 + H2O = H2Cr2O4 + Ni + OH =>
NiCr2O4 + 2 H2O = H2Cr2O4 + Ni + 2 OH
FeSO4 + KClO3 + H2SO4 = K2SO4 + Fe2(SO4)3 + H2O + Cl2 =>
10 FeSO4 + 2 KClO3 + 6 H2SO4 = K2SO4 + 5 Fe2(SO4)3 + 6 H2O + Cl2
O2 + I{-} + H{+} = I2 + H2O = CO2 + H2O =>
O2 + 4 I{-} + 4 H{+} = 2 I2 + 2 H2O
Br + Ca(OH)2 = Ca(BrO)2 + CaBr + H2O =>
3 Br + 2 Ca(OH)2 = Ca(BrO)2 + CaBr + 2 H2O
H + As + MnO4 = H3AsO4 + Mn =>
3 H + As + MnO4 = H3AsO4 + Mn
AgNO3 + ZnCl2 = AgCl + Zn(NO3)2 =>
2 AgNO3 + ZnCl2 = 2 AgCl + Zn(NO3)2
Na2CO3*10H2O + C6H8O7 = CO2 + H2O + Na3C6H5O7 =>
3 Na2CO3*10H2O + 2 C6H8O7 = 3 CO2 + 33 H2O + 2 Na3C6H5O7
CrO7{-2} + C2O4{-2} + H{+} = Cr{+3} + CO2 + H2O =>
2 CrO7{-2} + 9 C2O4{-2} + 28 H{+} = 2 Cr{+3} + 18 CO2 + 14 H2O
CaCO3 + H2O + CO2 = Ca(HCO3)2 =>
CaCO3 + H2O + CO2 = Ca(HCO3)2
H2S2O3 = H2S + SO3 =>
H2S2O3 = H2S + SO3
Mn{2+} + BiO3{-} + H{+¨} = MnO4{-} + Bi{3+} + H2O =>
2 Mn{2+} + 5 BiO3{-} + 14 H{+¨} = 2 MnO4{-} + 5 Bi{3+} + 7 H2O
KMnO4 + FeCl2 + HCl = KCl + FeCl3 + MnCl3 + H2O =>
KMnO4 + 4 FeCl2 + 8 HCl = KCl + 4 FeCl3 + MnCl3 + 4 H2O
CH2OH = HCHO + H =>
CH2OH = HCHO + H
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