| Équations équilibrées la veille |
2 Na2O2 + 2 H2O(g) + 4 CO2(g) = 4 NaHCO3 + O2(g)
NiSO4 + NH4OH = NiOH + NH4(SO4) =>
NiSO4 + NH4OH = NiOH + NH4(SO4)
MnO2{4-} + H{+} = MnO{4-} + MnO2 + H2O =>
3 MnO2{4-} + 4 H{+} = 2 MnO{4-} + MnO2 + 2 H2O
P4 + Ba(OH)2 + H2O = PH3 + BaHPO3 =>
P4 + 2 Ba(OH)2 + 2 H2O = 2 PH3 + 2 BaHPO3
Si3N4 + H2SO4 + H2O = (NH4)2SO4 + H2SiO3 =>
Si3N4 + 2 H2SO4 + 9 H2O = 2(NH4)2SO4 + 3 H2SiO3
CrO4{2-} + H{+} + H2O2{-} = H2CrO6 + H2O =>
CrO4{2-} + 6 H{+} + 4 H2O2{-} = H2CrO6 + 6 H2O
K3Fe(CN)6 + Cu(NO3)2 = Cu(CN)6 + K3Fe(NO3)2 =>
K3Fe(CN)6 + Cu(NO3)2 = Cu(CN)6 + K3Fe(NO3)2
Mg + Sn{7+} = Mg{2+} + Sn =>
7 Mg + 2 Sn{7+} = 7 Mg{2+} + 2 Sn
Zn + AgNO3 = ZnNO3Ag =>
Zn + AgNO3 = ZnNO3Ag
Mg + IrCl = MgCl + Ir =>
Mg + IrCl = MgCl + Ir
Pb + H2SO4 = PbSO4 + H2 =>
Pb + H2SO4 = PbSO4 + H2
NaAlO2 + HBr = NaBr + AlBr3 + H2O =>
NaAlO2 + 4 HBr = NaBr + AlBr3 + 2 H2O
NaIO3 + NaI + HCl = NaCl + I2 + H2O =>
NaIO3 + 5 NaI + 6 HCl = 6 NaCl + 3 I2 + 3 H2O
Zn(NO3)2 + H2O = Zn(OH)2 + H(NO3) =>
Zn(NO3)2 + 2 H2O = Zn(OH)2 + 2 H(NO3)
C5H8 + HBr = C5H10Br2 =>
C5H8 + 2 HBr = C5H10Br2
Al{3} + e = Al =>
Al{3} + 3e = Al
H2S + (Cr2O7)2{-} + H1{+} = S + Cr{+} + H2O =>
23 H2S + 2(Cr2O7)2{-} + 10 H1{+} = 23 S + 8 Cr{+} + 28 H2O
Cl{-} + H2SO4 = HCl + HSO4{-} =>
Cl{-} + H2SO4 = HCl + HSO4{-}
CH4 + Cl2 = CHC13 + HCl =>
28 CH4 + 55 Cl2 = 2 CHC13 + 110 HCl
Sn + NaOH = Na[Sn(OH)] =>
Sn + NaOH = Na[Sn(OH)]
J2 + HNO3 = HJO3 + NO + H2O =>
3 J2 + 10 HNO3 = 6 HJO3 + 10 NO + 2 H2O
CrCl3 + NaOH = Cr2O3 + HCl + NaCl =>
2 CrCl3 + 3 NaOH = Cr2O3 + 3 HCl + 3 NaCl
As4 + O2 = As2O6 =>
As4 + 6 O2 = 2 As2O6
H2S + F = HF + SF6 =>
H2S + 8 F = 2 HF + SF6
KNO2 + KClO3 = KCl + KNO3 =>
3 KNO2 + KClO3 = KCl + 3 KNO3
AgNO2 + (NH4)2S = (NH4)NO2 + Ag2S =>
2 AgNO2 + (NH4)2S = 2(NH4)NO2 + Ag2S
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Fe(C2H3O2)2 + KOH = Fe(OH)2 + KC2H3O2 =>
Fe(C2H3O2)2 + 2 KOH = Fe(OH)2 + 2 KC2H3O2
BaCO3 + HCl = BaCl2 + CO2 + H2O =>
BaCO3 + 2 HCl = BaCl2 + CO2 + H2O
FeS2 + O2 + H2O = H2SO4 + FeSO4 =>
2 FeS2 + 7 O2 + 2 H2O = 2 H2SO4 + 2 FeSO4
ZnII + HCl = ZnIICl + H2 =>
2 ZnII + 2 HCl = 2 ZnIICl + H2
K + SO4 + AgNO3 = KNO3 + AgSO4 =>
K + SO4 + AgNO3 = KNO3 + AgSO4
As2S3 + NHO3 + H2O = H2SO4 + H3AsO4 + NO =>
3 As2S3 + 28 NHO3 + 4 H2O = 9 H2SO4 + 6 H3AsO4 + 28 NO
C6H5CH2Br + Na = C6H5CH2Na + Br2 =>
2 C6H5CH2Br + 2 Na = 2 C6H5CH2Na + Br2
CH3COOH + NH4OH = CH3COONH5OH =>
CH3COOH + NH4OH = CH3COONH5OH
Ba(NO3)2 + K2SO4 = KNO3 + BaSO4 =>
Ba(NO3)2 + K2SO4 = 2 KNO3 + BaSO4
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
MnO2 + Fe2O3 = Mn2O7 + FeO =>
2 MnO2 + 3 Fe2O3 = Mn2O7 + 6 FeO
TiCl4 + O2 = TiO2 + Cl2 =>
TiCl4 + O2 = TiO2 + 2 Cl2
Fe(SO4) + KMnO4 + H2SO4 = Fe2(SO4)3 + MnSO4 + KHSO4 + H2O =>
10 Fe(SO4) + 2 KMnO4 + 9 H2SO4 = 5 Fe2(SO4)3 + 2 MnSO4 + 2 KHSO4 + 8 H2O
NaCl(aq) + Pb(NO3)2 = Na(NO3)2 + PbCl =>
NaCl(aq) + Pb(NO3)2 = Na(NO3)2 + PbCl
Ca(HPO4)2 + Ca(OH)2 = Ca3(PO4)2 + H2O + O2 =>
2 Ca(HPO4)2 + 4 Ca(OH)2 = 2 Ca3(PO4)2 + 6 H2O + O2
H2O2 + NH3 = N2H4 + H2O =>
H2O2 + 2 NH3 = N2H4 + 2 H2O
NaBr + Ca(NO3)2 = Na(NO3)2 + CaBr =>
NaBr + Ca(NO3)2 = Na(NO3)2 + CaBr
Ce(IO3)3 = Ce + (IO3)3 =>
Ce(IO3)3 = Ce + (IO3)3
N2 + Mg = N2Mg2 =>
N2 + 2 Mg = N2Mg2
NaF + BI3 = NaI + BF3 =>
3 NaF + BI3 = 3 NaI + BF3
Cu(NO3)2 + ZnCl2 = CuCl2 + Zn(NO3)2 =>
Cu(NO3)2 + ZnCl2 = CuCl2 + Zn(NO3)2
Li + Al = Li3Al =>
3 Li + Al = Li3Al
AgNO3(s) + AlI3(s) = AgI(s) + Al(NO3)3(aq) =>
3 AgNO3(s) + AlI3(s) = 3 AgI(s) + Al(NO3)3(aq)
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Équations équilibrées sur01/06/25
Équations équilibrées sur02/05/24
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