| Équations équilibrées la veille |
K2Cr2O7 + 6 FeSO4 + 7 H2SO4 = Cr2(SO4)3 + 3 Fe2(SO4)3 + 7 H2O + K2SO4
Fe2S3 + O2 = FeO + SO2 =>
Fe2S3 + 4 O2 = 2 FeO + 3 SO2
MgHF = MgFH =>
MgHF = MgFH
NiCl2 + SrI2 = NiI2 + SrCl2 =>
NiCl2 + SrI2 = NiI2 + SrCl2
Cu(NO3)2 + AgBr = CuBr2 + AgNO3 =>
Cu(NO3)2 + 2 AgBr = CuBr2 + 2 AgNO3
Ti(NO3)3 + Na2S = Ti2S3 + NaNO3 =>
2 Ti(NO3)3 + 3 Na2S = Ti2S3 + 6 NaNO3
H3PO4 + FeBr3 = HBr + FePO4 =>
H3PO4 + FeBr3 = 3 HBr + FePO4
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
I2 + AlF3 = AlI + F2 =>
I2 + 2 AlF3 = 2 AlI + 3 F2
CuSO4(aq) + NaOH(aq) = CuOH(s) + NaSO4(aq) =>
CuSO4(aq) + NaOH(aq) = CuOH(s) + NaSO4(aq)
K3(PO4) + CaCl2 = Ca3(PO4)2 + KCl =>
2 K3(PO4) + 3 CaCl2 = Ca3(PO4)2 + 6 KCl
Fe2(SO4)3 + KOH = K2SO4 + Fe(OH)3 =>
Fe2(SO4)3 + 6 KOH = 3 K2SO4 + 2 Fe(OH)3
HOCl + HI = I2 + H2O + HCl =>
HOCl + 2 HI = I2 + H2O + HCl
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
NaClO + HC2H3O2 = NaC2H3O2 + H2 + O2 + Cl2 =>
2 NaClO + 2 HC2H3O2 = 2 NaC2H3O2 + H2 + O2 + Cl2
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
KSCN + K2Cr2O7 + HCl = KCl + CrCl3 + CO2 + NO + SO2 + H2O =>
6 KSCN + 11 K2Cr2O7 + 94 HCl = 28 KCl + 22 CrCl3 + 6 CO2 + 6 NO + 6 SO2 + 47 H2O
Sr(OH)2(s) + NH4Cl(s) = SrCl2(aq) + NH3(g) + H2O(l) =>
Sr(OH)2(s) + 2 NH4Cl(s) = SrCl2(aq) + 2 NH3(g) + 2 H2O(l)
Na3PO4 + KOH = NaOH + K3PO4 =>
Na3PO4 + 3 KOH = 3 NaOH + K3PO4
Cr(OH)2 + HClO4 = Cr(ClO4)2 + H2O =>
Cr(OH)2 + 2 HClO4 = Cr(ClO4)2 + 2 H2O
NH4OH + NO3 = NH4NO3 + H2 =>
6 NH4OH + 2 NO3 = 4 NH4NO3 + 7 H2
MgCl2 + Hg2SO4 = HgCl + Mg(SO4) =>
MgCl2 + Hg2SO4 = 2 HgCl + Mg(SO4)
PbCH3CO2 + CaCl2 = PbCl2 + CaCH3CO2 =>
PbCH3CO2 + CaCl2 = PbCl2 + CaCH3CO2
C3H9N + H2O = C3H9NH{+} + OH{-} =>
C3H9N + H2O = C3H9NH{+} + OH{-}
NH3 = N2 + H2 =>
2 NH3 = N2 + 3 H2
Li(s) + H2(s) = LiH =>
2 Li(s) + H2(s) = 2 LiH
Si2H + O2 = SiO2 + H2O3 =>
4 Si2H + 11 O2 = 8 SiO2 + 2 H2O3
Mg(s) + Cr{3+}(aq) = Mg{2+}(aq) + Cr(s) =>
3 Mg(s) + 2 Cr{3+}(aq) = 3 Mg{2+}(aq) + 2 Cr(s)
Ca3P2 + H2O = Ca(OH)2 + P + H2 =>
Ca3P2 + 6 H2O = 3 Ca(OH)2 + 2 P + 3 H2
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
Bi(OH)3 + K2SnO2 = Bi + K2SnO3 + H2O = =>
2 Bi(OH)3 + 3 K2SnO2 = 2 Bi + 3 K2SnO3 + 3 H2O
SO2 + Al = Al2S3 + Al2O3 =>
3 SO2 + 6 Al = Al2S3 + 2 Al2O3
KClO3 + NH3 = KCl + N2 + H2O =>
KClO3 + 2 NH3 = KCl + N2 + 3 H2O
C3H6O2 + Na = C2H5COONa + H2 =>
2 C3H6O2 + 2 Na = 2 C2H5COONa + H2
Mg(OH)2FeO = MgOFe(OH)2 =>
Mg(OH)2FeO = MgOFe(OH)2
CuO + CaCO3 = CuCO3 + CaO =>
CuO + CaCO3 = CuCO3 + CaO
BaCl2(aq) + NaNO3(aq) = NaCl(aq) + Ba(NO3)2(s) =>
BaCl2(aq) + 2 NaNO3(aq) = 2 NaCl(aq) + Ba(NO3)2(s)
FeI3 + NaOH = Fe(OH)3 + NaI =>
FeI3 + 3 NaOH = Fe(OH)3 + 3 NaI
Na2SO3 + NaMnO4 + H2O = Mn2O + NaOH + Na2SO4 =>
6 Na2SO3 + 2 NaMnO4 + H2O = Mn2O + 2 NaOH + 6 Na2SO4
K3PO4 + Al2S3 = K2S + AlPO4 =>
2 K3PO4 + Al2S3 = 3 K2S + 2 AlPO4
NaMnO4 + H2C2O4 + H2SO4 = Mn(SO4)2 + CO2 + H2O + Na2SO4 =>
2 NaMnO4 + 3 H2C2O4 + 5 H2SO4 = 2 Mn(SO4)2 + 6 CO2 + 8 H2O + Na2SO4
KH(IO3)2 + Ba(OH)2 = Ba(IO3)2 + H2O + KOH =>
KH(IO3)2 + Ba(OH)2 = Ba(IO3)2 + H2O + KOH
Al + S = Al2S3 =>
2 Al + 3 S = Al2S3
KMnO4 + KCl + H2SO4 = MnSO4 + KSO4 + Cl + H2O =>
KMnO4 + 2 KCl + 4 H2SO4 = MnSO4 + 3 KSO4 + 2 Cl + 4 H2O
H3PO4NaH2PO4 = NaPO4H5PO4 =>
H3PO4NaH2PO4 = NaPO4H5PO4
MgCl2 + SO2 + H2O = Mg2Cl2 + H2SO4 + HCl =>
2 MgCl2 + SO2 + 2 H2O = Mg2Cl2 + H2SO4 + 2 HCl
Mg(OH)2 + CH3COOH = H2O + Mg(CH3COO)2 =>
Mg(OH)2 + 2 CH3COOH = 2 H2O + Mg(CH3COO)2
ReOCl4 + NaOH = NaReO4 + ReO2 + NaCl + H2O =>
3 ReOCl4 + 14 NaOH = 2 NaReO4 + ReO2 + 12 NaCl + 7 H2O
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