| Équations équilibrées la veille |
4 C11H24(OH)3 + 65 O2 = 54 H2O + 44 CO2
Fe2(SO4)3 + KCSN = K3Fe(SCN)6 + K2SO4 =>
Fe2(SO4)3 + 12 KCSN = 2 K3Fe(SCN)6 + 3 K2SO4
SN + HNO3 = SNO2 + NO2 + H2O =>
SN + 4 HNO3 = SNO2 + 4 NO2 + 2 H2O
CaO + HNO3 = Ca(NO3)2 + H2O =>
CaO + 2 HNO3 = Ca(NO3)2 + H2O
CaCl2 + HF = CaF2 + HCl =>
CaCl2 + 2 HF = CaF2 + 2 HCl
K + (H)2O = KOH + (H)2 =>
2 K + 2(H)2O = 2 KOH + (H)2
Na2S2O3 + Cl2 + H2O = Na2SO4 + HCl + HSO4 =>
2 Na2S2O3 + 9 Cl2 + 10 H2O = 2 Na2SO4 + 18 HCl + 2 HSO4
Se(s) + O2(g) = SeO =>
2 Se(s) + O2(g) = 2 SeO
Ag[B(OH)4] = Ag2O + H2O + H3BO3 =>
2 Ag[B(OH)4] = Ag2O + H2O + 2 H3BO3
MgS = Mg + S =>
MgS = Mg + S
Si2H2 + O2 = SiO2 + H2O3 =>
2 Si2H2 + 7 O2 = 4 SiO2 + 2 H2O3
Mg(NO3)2 + Li3PO4 = Mg3PO4 + Li(NO3)2 =>
3 Mg(NO3)2 + Li3PO4 = Mg3PO4 + 3 Li(NO3)2
CaCl2 + CoCl2 = Ca(CoCl4) =>
CaCl2 + CoCl2 = Ca(CoCl4)
UO2SO4 + H2O2 = UO4 + H2SO4 =>
UO2SO4 + H2O2 = UO4 + H2SO4
C8H8 + O2 = CO2 + H2O =>
C8H8 + 10 O2 = 8 CO2 + 4 H2O
FeCl3 + Sr(NO3)2 = Fe(NO3)3 + SrCl2 =>
2 FeCl3 + 3 Sr(NO3)2 = 2 Fe(NO3)3 + 3 SrCl2
MgSO4 + NaOH = Mg(OH)2 + SO4Na2 =>
MgSO4 + 2 NaOH = Mg(OH)2 + SO4Na2
(NH4)2Cr2O7 = NH3 + H2O + Cr2O3 + O2 =>
2(NH4)2Cr2O7 = 4 NH3 + 2 H2O + 2 Cr2O3 + 3 O2
H2S + CuCl2 = CuS + Cl2H2 =>
H2S + CuCl2 = CuS + Cl2H2
(NH4)2Cr2O7 = Cr2O3 + N2 + H2O =>
(NH4)2Cr2O7 = Cr2O3 + N2 + 4 H2O
CuSO4 + HOH = Cu(OH)2 + SO4H2 =>
CuSO4 + 2 HOH = Cu(OH)2 + SO4H2
CaCl2 + HF = CaF2 + HCl =>
CaCl2 + 2 HF = CaF2 + 2 HCl
H2O(l) + Na(s) = NaHO(aq) + H2(g) =>
2 H2O(l) + 2 Na(s) = 2 NaHO(aq) + H2(g)
Mg + H2C2H3O2 = H2 + Mg(C2H3O2)2 =>
Mg + 2 H2C2H3O2 = 2 H2 + Mg(C2H3O2)2
Fe2(SO4)3 + KCSN = K3Fe(SCN)6 + K2SO4 =>
Fe2(SO4)3 + 12 KCSN = 2 K3Fe(SCN)6 + 3 K2SO4
Hg + Br = Hg2Br =>
2 Hg + Br = Hg2Br
C3H7OH + O2 = (C3H7)2O + OH =>
4 C3H7OH + O2 = 2(C3H7)2O + 4 OH
MnO4{-} + H{+} + S{-2} = MnO2{+} + H2O + S =>
MnO4{-} + 4 H{+} + S{-2} = MnO2{+} + 2 H2O + S
SiO2 + HF = H2O + F2 + Si =>
SiO2 + 4 HF = 2 H2O + 2 F2 + Si
Ca(s) + H2O(i) = Ca(OH)2(s) + H2(g) =>
Ca(s) + 2 H2O(i) = Ca(OH)2(s) + H2(g)
PO4 + CH4 = PO3 + C(OH)2 + H2O =>
3 PO4 + CH4 = 3 PO3 + C(OH)2 + H2O
CH3CH2CH2CH2 + O2 = C2H2(CO)2O + H2O =>
4 CH3CH2CH2CH2 + 13 O2 = 4 C2H2(CO)2O + 14 H2O
PbS + NO = Pb + SO2 + NS =>
3 PbS + 2 NO = 3 Pb + SO2 + 2 NS
Ba + HOH = Ba(OH)3 + H2 =>
2 Ba + 6 HOH = 2 Ba(OH)3 + 3 H2
Cu + S + Be = CuSBe =>
Cu + S + Be = CuSBe
H{+} + HSO3{-} + MnO4{-} = MnO2 + HSO4{-} + H2O =>
2 H{+} + 3 HSO3{-} + 2 MnO4{-} = 2 MnO2 + 3 HSO4{-} + H2O
AgNO3 + KCSN = AgSCN + KNO3 =>
AgNO3 + KCSN = AgSCN + KNO3
As(OH)3 + H2SO4 = As2(SO4)3 + H2O(l) =>
2 As(OH)3 + 3 H2SO4 = As2(SO4)3 + 6 H2O(l)
Ca + HCl = CaCl2*H2 =>
Ca + 2 HCl = CaCl2*H2
FeO + NH3 + H2O = [Fe(NH3)4](OH)2 =>
FeO + 4 NH3 + H2O = [Fe(NH3)4](OH)2
SO3(g) + D2O(l) = D2SO4 =>
SO3(g) + D2O(l) = D2SO4
Ca(NO3)2 + CuCl2 = Ca(Cl)2 + Cu(NO3)2 =>
Ca(NO3)2 + CuCl2 = Ca(Cl)2 + Cu(NO3)2
TiCl3 + Ti3Al = Ti9Al + TiAlCl5 =>
30 TiCl3 + 29 Ti3Al = 11 Ti9Al + 18 TiAlCl5
As2S3 + HNO3 = H2AsO4 + SO2 + NO + H2O =>
As2S3 + 8 HNO3 = 2 H2AsO4 + 3 SO2 + 8 NO + 2 H2O
NaIO3 + NaHSO3 = NaHSO4 + Na2SO4 + H2O + I2 =>
2 NaIO3 + 5 NaHSO3 = 3 NaHSO4 + 2 Na2SO4 + H2O + I2
SiO2 + Fe2SiO4 + Na = Na8Fe6Si15O40 + Fe =>
10 SiO2 + 5 Fe2SiO4 + 8 Na = Na8Fe6Si15O40 + 4 Fe
Hg2(C2H3O2) + BaCl2 = Ba(C2H3O2) + Hg2Cl2 =>
Hg2(C2H3O2) + BaCl2 = Ba(C2H3O2) + Hg2Cl2
F2 + TiBr = Br2 + TiF4 =>
4 F2 + 2 TiBr = Br2 + 2 TiF4
C6H5NH2 + O2 = CO2 + H2O + N03 =>
12 C6H5NH2 + 93 O2 = 72 CO2 + 42 H2O + 4 N03
Ag(NO3)3(aq) + CaCl2(aq) = AgCl3(s) + Ca(NO3)2 =>
2 Ag(NO3)3(aq) + 3 CaCl2(aq) = 2 AgCl3(s) + 3 Ca(NO3)2
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Équations équilibrées sur02/10/25
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