| Équations équilibrées la veille |
10 HI + 2 KMnO4 + 3 H2SO4 = 5 I2 + 2 MnSO4 + K2SO4 + 8 H2O
K2SO4 + Mg = K + MgSO4 =>
K2SO4 + Mg = 2 K + MgSO4
Al + Cu2S2 = Al2S3 + Cu =>
4 Al + 3 Cu2S2 = 2 Al2S3 + 6 Cu
FeCl3(aq) + LiOH(aq) = FeOH + LiCl3 =>
FeCl3(aq) + LiOH(aq) = FeOH + LiCl3
MoO3 + K2O = KMo + O =>
2 MoO3 + K2O = 2 KMo + 7 O
CuSO4(aq) + KI = CuI + I2 + K2SO4 =>
2 CuSO4(aq) + 4 KI = 2 CuI + I2 + 2 K2SO4
Fe{2+} + NaOH = Na{+} + Fe(OH)2 =>
Fe{2+} + 2 NaOH = 2 Na{+} + Fe(OH)2
NaNO2 + Br2 + H2SO4 = HBr + NO2 + Na2SO4 =>
2 NaNO2 + Br2 + H2SO4 = 2 HBr + 2 NO2 + Na2SO4
C2H4N4 + C3N3Cl3 = C3N4 + NH4Cl =>
3 C2H4N4 + C3N3Cl3 = 3 C3N4 + 3 NH4Cl
C6H12N4*18NH4NO3 = N2 + CO2 + H2O =>
C6H12N4*18NH4NO3 = 20 N2 + 6 CO2 + 42 H2O
NH3 + Cl2 + H2 = NH4Cl =>
2 NH3 + Cl2 + H2 = 2 NH4Cl
Fe(s) + CuSO4(l) = FeSO4(l) + Cu(s) =>
Fe(s) + CuSO4(l) = FeSO4(l) + Cu(s)
Fe(s) + Br2(g) = FeBr3(g) =>
2 Fe(s) + 3 Br2(g) = 2 FeBr3(g)
SnO2 + Fe2 = FeO + Sn =>
SnO2 + Fe2 = 2 FeO + Sn
B + Al2O3 = B12Al + BO =>
27 B + Al2O3 = 2 B12Al + 3 BO
AlBr2 + HCl = HBr + AlCl2 =>
AlBr2 + 2 HCl = 2 HBr + AlCl2
Ag2CO3(s) + HNO3(aq) = AgNO3(aq) + H2O(l) + CO2(g) =>
Ag2CO3(s) + 2 HNO3(aq) = 2 AgNO3(aq) + H2O(l) + CO2(g)
Na2SO3 + HC2H3O2 = H2SO3 + NaC2H3O2 =>
Na2SO3 + 2 HC2H3O2 = H2SO3 + 2 NaC2H3O2
ICl5 = ICl3 + Cl2 =>
ICl5 = ICl3 + Cl2
PCI5 = P + CI5 =>
PCI5 = P + CI5
Fe(s) + O2 = FeO =>
2 Fe(s) + O2 = 2 FeO
C8H12N2SO2 + O2 = H2O + CO2 + SO2 + N2 =>
C8H12N2SO2 + 11 O2 = 6 H2O + 8 CO2 + SO2 + N2
Na(aq) + H2O(aq) = NaOH(aq) + H2(g) =>
2 Na(aq) + 2 H2O(aq) = 2 NaOH(aq) + H2(g)
NaBiO3 + Na2S + H2O = Na2SO4 + Bi2S3 + NaOH =>
4 NaBiO3 + 7 Na2S + 8 H2O = Na2SO4 + 2 Bi2S3 + 16 NaOH
Fe + CaF2 = Ca + FeF3 =>
2 Fe + 3 CaF2 = 3 Ca + 2 FeF3
Fe + Cr(NO3)2 = Fe(NO3)3 + Cr =>
2 Fe + 3 Cr(NO3)2 = 2 Fe(NO3)3 + 3 Cr
H3PO4 + Na(OH) = H(OH) + Na3(PO4) =>
H3PO4 + 3 Na(OH) = 3 H(OH) + Na3(PO4)
CaO + NH3Cl = (NH3)2O + CaCl2 =>
CaO + 2 NH3Cl = (NH3)2O + CaCl2
Fe + H2CO3 = Fe(HCO3)2 + H2 =>
Fe + 2 H2CO3 = Fe(HCO3)2 + H2
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
LiNO3 + OH = LiOH + NO3 =>
LiNO3 + OH = LiOH + NO3
Fe + H2O2 = Fe(OH)3 =>
2 Fe + 3 H2O2 = 2 Fe(OH)3
(NH4)2(SO4)1 + Pb(NO3)2 = Pb(SO4)1 + (NH4)(NO3)1 =>
(NH4)2(SO4)1 + Pb(NO3)2 = Pb(SO4)1 + 2(NH4)(NO3)1
Pb4(SiO4)2 + Fe2(Cr2O7)3 = PbCr2O7 + Fe4(SiO4)3 =>
3 Pb4(SiO4)2 + 4 Fe2(Cr2O7)3 = 12 PbCr2O7 + 2 Fe4(SiO4)3
Fe + H2SO4 = Fe2(SO4)3 + SO2 + H2O =>
2 Fe + 6 H2SO4 = Fe2(SO4)3 + 3 SO2 + 6 H2O
SnCl2 + H2O + RCNH2 = Sn6O4(OH)4 + RCNH3 + Cl =>
6 SnCl2 + 8 H2O + 12 RCNH2 = Sn6O4(OH)4 + 12 RCNH3 + 12 Cl
H + SiO3 = HSiO3 =>
H + SiO3 = HSiO3
Ba2 + H2O = Ba2HO2 + H =>
Ba2 + 2 H2O = Ba2HO2 + 3 H
F2 + AlCl3 = Cl2 + AlF2 =>
2 F2 + 2 AlCl3 = 3 Cl2 + 2 AlF2
Fe + HNO2 = Fe(NO2)2 + NO + H2O =>
Fe + 4 HNO2 = Fe(NO2)2 + 2 NO + 2 H2O
Fe2O3 + C = Fe + CO2 =>
2 Fe2O3 + 3 C = 4 Fe + 3 CO2
H + SiO3 = HSiO3 =>
H + SiO3 = HSiO3
SO2 + O2 = OSO3 =>
SO2 + O2 = OSO3
H + SiO3 = HSiO3 =>
H + SiO3 = HSiO3
Fe + HNO3(dilute) = Fe(NO3)2 + H2O + NO =>
3 Fe + 8 HNO3(dilute) = 3 Fe(NO3)2 + 4 H2O + 2 NO
Br2O5H2O = H2Br2O6 =>
Br2O5H2O = H2Br2O6
NaOH + CH3CHO = CH3COOH + Na2 + H2O =>
2 NaOH + CH3CHO = CH3COOH + Na2 + H2O
Fe + HNO3 + HCl = FeCl3 + NO2 + H2O =>
Fe + 3 HNO3 + 3 HCl = FeCl3 + 3 NO2 + 3 H2O
Al2S3 + H2SO4 = Al2(SO4)3 + H2O + SO2 =>
Al2S3 + 12 H2SO4 = Al2(SO4)3 + 12 H2O + 12 SO2
Cu + H{+} + NO3{-} = CuO + HNO2 =>
Cu + H{+} + NO3{-} = CuO + HNO2
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Équations équilibrées sur01/30/25
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