| Équations équilibrées la veille | Équations équilibrées le lendemain |
PbO2{2-} + 2 H{+} = H2PbO2
NHClO4 + Al = AlCl3 + Al2O3 + H2O + N2 =>
6 NHClO4 + 16 Al = 2 AlCl3 + 7 Al2O3 + 3 H2O + 3 N2
Zn + MnO2 = Mn3O4 + ZnO =>
2 Zn + 3 MnO2 = Mn3O4 + 2 ZnO
(NH4)2CrO4 + FeCl2 = NH4Cl + FeCrO4 =>
(NH4)2CrO4 + FeCl2 = 2 NH4Cl + FeCrO4
C4H9OH + [O] = C4H7 + H2O =>
2 C4H9OH + [O] = 2 C4H7 + 3 H2O
(CuOH)2CO3 + CH3COOH = (CH3COO)2Cu + H2O + CO2 =>
(CuOH)2CO3 + 4 CH3COOH = 2(CH3COO)2Cu + 3 H2O + CO2
KMnO4 + HBr = MnBr2 + KBr + H2O + Br2 =>
2 KMnO4 + 16 HBr = 2 MnBr2 + 2 KBr + 8 H2O + 5 Br2
C4H9OH + [O] = C4H7 + H2O =>
2 C4H9OH + [O] = 2 C4H7 + 3 H2O
FeS + HNO3 = Fe(NO3)3 + S + NO + H2O =>
FeS + 4 HNO3 = Fe(NO3)3 + S + NO + 2 H2O
NaI + Br2 = I2 + NaBr =>
2 NaI + Br2 = I2 + 2 NaBr
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
C2H5OH + K2MnO4 + H2SO4 = CH3COOH + MnSO4 + K2SO4 + H2O =>
C2H5OH + K2MnO4 + 2 H2SO4 = CH3COOH + MnSO4 + K2SO4 + 3 H2O
H3PO4 + NaBr = HBr + Na3PO4 =>
H3PO4 + 3 NaBr = 3 HBr + Na3PO4
Cs + (NO3) = Cs(NO3) =>
Cs + (NO3) = Cs(NO3)
K3PO4 + MgS = K2S + Mg3(PO4)2 =>
2 K3PO4 + 3 MgS = 3 K2S + Mg3(PO4)2
CH3COCH3 + NaOH = CH3COCH3OH + Na =>
CH3COCH3 + NaOH = CH3COCH3OH + Na
Ag(NO3)(aq) + NaBr(aq) = NaNO3(s) + AgBr(aq) =>
Ag(NO3)(aq) + NaBr(aq) = NaNO3(s) + AgBr(aq)
KCO3 + H2SO4 = KSO4 + CO2 + H2O =>
KCO3 + H2SO4 = KSO4 + CO2 + H2O
H2PdCl4 + NaBH4 + H2O = Pd + H3BO3 + H2 + NaCl =>
H2PdCl4 + 4 NaBH4 + 12 H2O = Pd + 4 H3BO3 + 15 H2 + 4 NaCl
Co(OH)3 + H{+} = Co2{+} + O2 + H2O =>
8 Co(OH)3 + 4 H{+} = 4 Co2{+} + 5 O2 + 14 H2O
FeO + CaO = FeCa + O =>
FeO + CaO = FeCa + 2 O
C2 + ZnO2 = ZnCO2 =>
C2 + 2 ZnO2 = 2 ZnCO2
HCl + NO3 = HNO + Cl + O =>
HCl + NO3 = HNO + Cl + 2 O
C45H86O6 + H2O = C3H8O3 + C43H81O3 =>
139 C45H86O6 + 141 H2O = 193 C3H8O3 + 132 C43H81O3
N2O3 + MgO = Mg + NO2 =>
N2O3 + MgO = Mg + 2 NO2
C4H9OH + [O] = C4H7 + H2O =>
2 C4H9OH + [O] = 2 C4H7 + 3 H2O
Al2(SO4)3(s) + NaOH(g) = Al(OH)3 + Na2SO4 =>
Al2(SO4)3(s) + 6 NaOH(g) = 2 Al(OH)3 + 3 Na2SO4
H2SO3 + HIO3 = H2SO4 + H2O + I =>
5 H2SO3 + 2 HIO3 = 5 H2SO4 + H2O + 2 I
Na2SO3 + Br2 = NaBr + NaSO3 =>
2 Na2SO3 + Br2 = 2 NaBr + 2 NaSO3
Mg2SiO4 + Fe2SiO4 + Ni2SiO4 + H2O = Mg3Si2O5(OH)4 + Ni3Fe + Fe3O4 =>
48 Mg2SiO4 + 13 Fe2SiO4 + 3 Ni2SiO4 + 64 H2O = 32 Mg3Si2O5(OH)4 + 2 Ni3Fe + 8 Fe3O4
C4H10OH + Cr2O7{2-} + H{+} = C4H8O + Cr{3+} + H2O =>
2 C4H10OH + Cr2O7{2-} + 8 H{+} = 2 C4H8O + 2 Cr{3+} + 7 H2O
N2Cl4 + CH4 = CCl4 + N2 + H2 =>
N2Cl4 + CH4 = CCl4 + N2 + 2 H2
Sn + Ag = SnAg =>
Sn + Ag = SnAg
Pb(CH3COO)2 + NaCl = PbCl2 + NaCH3COO =>
Pb(CH3COO)2 + 2 NaCl = PbCl2 + 2 NaCH3COO
Na2S2O3 + KClO + H2O = Na2SO4 + H2SO4 + KCl =>
Na2S2O3 + 4 KClO + H2O = Na2SO4 + H2SO4 + 4 KCl
Zn(OH)2 + Ba(NO3)2 = Zn(NO3)2 + Ba(OH)2 =>
Zn(OH)2 + Ba(NO3)2 = Zn(NO3)2 + Ba(OH)2
CuS + HCl = CuCl2 + H2S =>
CuS + 2 HCl = CuCl2 + H2S
H2O2 + As2S5 + NH4OH = (NH4)3As2O4 + H2O + (NH4)2SO4 =>
35 H2O2 + 2 As2S5 + 26 NH4OH = 2(NH4)3As2O4 + 48 H2O + 10(NH4)2SO4
Ca(H2PO4)2 + NaHCO3 = Na3PO4 + Ca3(PO4)2 + CO2 + H2O =>
3 Ca(H2PO4)2 + 12 NaHCO3 = 4 Na3PO4 + Ca3(PO4)2 + 12 CO2 + 12 H2O
H2O + Cn{-} + Ag + O2 = Ag(Cn2){-} + OH{-} =>
2 H2O + 8 Cn{-} + 4 Ag + O2 = 4 Ag(Cn2){-} + 4 OH{-}
CaP = Ca + P =>
CaP = Ca + P
Sn + NHO3 = SnO3 + NO2 + H2O =>
Sn + 6 NHO3 = SnO3 + 6 NO2 + 3 H2O
C3H3O2S + O2 = CO2 + H2O + SO3 =>
4 C3H3O2S + 17 O2 = 12 CO2 + 6 H2O + 4 SO3
CuCl + AgNO3 + NaAlO2 + NiO + NaOH = Cu9AgAl9NiO9 + NaCl + NaNO3 + H2O + O2 =>
36 CuCl + 4 AgNO3 + 36 NaAlO2 + 4 NiO + 4 NaOH = 4 Cu9AgAl9NiO9 + 36 NaCl + 4 NaNO3 + 2 H2O + 21 O2
NaVO3 + HCl + Sn = VCl3 + SnCl2 + NaCl + H2O =>
NaVO3 + 6 HCl + Sn = VCl3 + SnCl2 + NaCl + 3 H2O
CaCO3 + H + PO4 = Ca3P3O12 + CO2 + H2O =>
3 CaCO3 + 6 H + 3 PO4 = Ca3P3O12 + 3 CO2 + 3 H2O
KNO2 + K2Cr207 + HNO3 = KNO3 + Cr(N03)3 + H2O =>
9313 KNO2 + 2 K2Cr207 + 3730 HNO3 = 9317 KNO3 + 414 Cr(N03)3 + 1865 H2O
NaOCl + H2SO4 = Na2SO4 + H2O2 + Cl2 =>
2 NaOCl + H2SO4 = Na2SO4 + H2O2 + Cl2
C9H20 + HNO3 = C9H19NO2 + H2O =>
C9H20 + HNO3 = C9H19NO2 + H2O
K4[Fe(CN)6] = KCN + FeC2 + N2 =>
K4[Fe(CN)6] = 4 KCN + FeC2 + N2
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Équations équilibrées sur01/01/25
Équations équilibrées sur01/31/24
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