| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 MnO4(aq) + 2 Br(aq) = 3 MnO2(s) + 2 BrO3(aq)
CrCl3 + Br3 = CrBr3 + Cl =>
CrCl3 + Br3 = CrBr3 + 3 Cl
Na2S2O3 + Au = Au2O3S2 + Na =>
Na2S2O3 + 2 Au = Au2O3S2 + 2 Na
CH3COOH + ZnO = CH3COOZn + OH =>
CH3COOH + ZnO = CH3COOZn + OH
H2S + Fe(OH)2 = FeS + H2O =>
H2S + Fe(OH)2 = FeS + 2 H2O
H2SO4 + K(OH) = H2SO4OH + K =>
H2SO4 + K(OH) = H2SO4OH + K
MnO + HBr = Br2 + MnBr + H2O =>
2 MnO + 4 HBr = Br2 + 2 MnBr + 2 H2O
SO2 + H2O2 + NaOH = H2O + Na2SO4 =>
SO2 + H2O2 + 2 NaOH = 2 H2O + Na2SO4
CH3OH + H2O = H3O{+} + CH3O{-} =>
CH3OH + H2O = H3O{+} + CH3O{-}
NaOH + FeCl{3} = NaCl + Fe(OH){3} =>
NaOH + FeCl{3} = NaCl + Fe(OH){3}
Si2H2 + O2 = SiO2 + H2O =>
2 Si2H2 + 5 O2 = 4 SiO2 + 2 H2O
Al + NiF2 = AlF3 + Ni =>
2 Al + 3 NiF2 = 2 AlF3 + 3 Ni
NH2OH + HCl = NH3OHCl =>
NH2OH + HCl = NH3OHCl
NaClAgNO3 = AgClNaNO3 =>
NaClAgNO3 = AgClNaNO3
Ca3(BO3)2 + Zr = Zr3BO3 + Ca =>
Ca3(BO3)2 + 6 Zr = 2 Zr3BO3 + 3 Ca
NH2OH + HCl = NH3OHCl =>
NH2OH + HCl = NH3OHCl
N2H5Cl + KMnO4 + H2SO4 = Cl2 + H2O + K2SO4 + MnSO4 + N2 =>
2 N2H5Cl + 2 KMnO4 + 3 H2SO4 = Cl2 + 8 H2O + K2SO4 + 2 MnSO4 + 2 N2
Fe + SiO2 = FeSiO2 =>
Fe + SiO2 = FeSiO2
AgClO4 + Na3PO4 = NaClO4 + Ag3PO4 =>
3 AgClO4 + Na3PO4 = 3 NaClO4 + Ag3PO4
C2H5OH + O2(g) = CO2 + H2O =>
C2H5OH + 3 O2(g) = 2 CO2 + 3 H2O
H3PO4(aq) + Ca(OH)2(aq) = Ca3(PO4)2(s) + H2O(aq) =>
2 H3PO4(aq) + 3 Ca(OH)2(aq) = Ca3(PO4)2(s) + 6 H2O(aq)
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
SCl + NH3 = S4N4 + S8 + NH4Cl =>
12 SCl + 16 NH3 = S4N4 + S8 + 12 NH4Cl
K2Cr2O7 + NaCl + H2SO4 = H2O + KHSO4 + NaHSO4 + CrO2Cl2 =>
K2Cr2O7 + 4 NaCl + 6 H2SO4 = 3 H2O + 2 KHSO4 + 4 NaHSO4 + 2 CrO2Cl2
Al + NO3{-} + H2O = Al{+3} + NH3 + HO{-} =>
8 Al + 3 NO3{-} + 18 H2O = 8 Al{+3} + 3 NH3 + 27 HO{-}
H(NO) = H + (NO) =>
H(NO) = H + (NO)
Sr + P4 = Sr3P2 =>
6 Sr + P4 = 2 Sr3P2
K2S + Li = K2 + LiS =>
K2S + Li = K2 + LiS
FeCl2 + K2Cr2O7 + H2SO4 = Cl2 + Fe2(SO4)3 + K2SO4 + Cr2(SO4)3 + H2O =>
2 FeCl2 + K2Cr2O7 + 7 H2SO4 = 2 Cl2 + Fe2(SO4)3 + K2SO4 + Cr2(SO4)3 + 7 H2O
CaCO3 + NaCN = Ca(CN)2 + Na2CO3 =>
CaCO3 + 2 NaCN = Ca(CN)2 + Na2CO3
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
P + O2 = P2O3 =>
4 P + 3 O2 = 2 P2O3
Sr2(PO4)2 + H2S = SrS + H2PO4 =>
Sr2(PO4)2 + 2 H2S = 2 SrS + 2 H2PO4
Sr + HNO3 = Sr(NO3)2 + H2 =>
Sr + 2 HNO3 = Sr(NO3)2 + H2
Cl2(aq) + NaBr(aq) = NaCl(aq) + Br2(aq) =>
Cl2(aq) + 2 NaBr(aq) = 2 NaCl(aq) + Br2(aq)
Al2(SO4)3 + K2SO4 + H2O = KAl(SO4)2*12H2O =>
Al2(SO4)3 + K2SO4 + 24 H2O = 2 KAl(SO4)2*12H2O
Sr + N2 = Sr3N2 =>
3 Sr + N2 = Sr3N2
Mg + HNO3 = Mg(NO3)2 + NO2 + H2O =>
Mg + 4 HNO3 = Mg(NO3)2 + 2 NO2 + 2 H2O
HNO2 + Ca(OH)2 = Ca(NO3)2 + H2 =>
2 HNO2 + Ca(OH)2 = Ca(NO3)2 + 2 H2
Ba(C2H3O2)2 + Ag2CO3 = BaCO3 + AgC2H3O2 =>
Ba(C2H3O2)2 + Ag2CO3 = BaCO3 + 2 AgC2H3O2
Hg(MnO4)2 + Fe4(Fe(CN)6)3 = Hg2(Fe(CN)6) + Fe(MnO4)3 =>
6 Hg(MnO4)2 + Fe4(Fe(CN)6)3 = 3 Hg2(Fe(CN)6) + 4 Fe(MnO4)3
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
Cu3P + H{+} + Cr2O7{-2} = Cu{+2} + H3PO4 + Cr{+3} + H2O =>
6 Cu3P + 124 H{+} + 11 Cr2O7{-2} = 18 Cu{+2} + 6 H3PO4 + 22 Cr{+3} + 53 H2O
KCrO4 + NaCO3 = KCO3 + NaCrO4 =>
KCrO4 + NaCO3 = KCO3 + NaCrO4
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
NH4ClO2 = N2 + HCl + H2O + O2 =>
4 NH4ClO2 = 2 N2 + 4 HCl + 6 H2O + O2
Co2O3 + Cr2(SO4)3 + H2SO4 = CoSO4 + H2Cr2O7 + H2O =>
3 Co2O3 + Cr2(SO4)3 + 3 H2SO4 = 6 CoSO4 + H2Cr2O7 + 2 H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
K2O4 + CO2 = K2CO3 + O2 =>
2 K2O4 + 2 CO2 = 2 K2CO3 + 3 O2
Ra + C = RaC2 =>
Ra + 2 C = RaC2
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Équations équilibrées sur02/10/25
Équations équilibrées sur03/12/24
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