| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 CH4(g)2 + 23 O2 = 2 CO2 + 42 H2O
Al(s) + NH4ClO4(s) = N2(g) + Al2O3(s) + HCl(l) + H2O(l) =>
10 Al(s) + 6 NH4ClO4(s) = 3 N2(g) + 5 Al2O3(s) + 6 HCl(l) + 9 H2O(l)
Zn + H3O{+} + H2O = [Zn(H2O6)6]{2+} + H2 =>
Zn + 2 H3O{+} + 34 H2O = [Zn(H2O6)6]{2+} + 31 H2
K2Cr2O7 + FeCl2 + H2SO4 = K2SO4 + Cr2(SO4)3 + Fe2(SO4)3 + HCl + H2O =>
K2Cr2O7 + 6 FeCl2 + 13 H2SO4 = K2SO4 + Cr2(SO4)3 + 3 Fe2(SO4)3 + 12 HCl + 7 H2O
Pb2 + S8 = Pb2S =>
8 Pb2 + S8 = 8 Pb2S
CaNO3 + NaOH = CaOH + NaNO3 =>
CaNO3 + NaOH = CaOH + NaNO3
C2H4 + O3 = C2H2O2H2 =>
3 C2H4 + 2 O3 = 3 C2H2O2H2
FeO + SiO2 = FeSiO2 + O2 =>
2 FeO + 2 SiO2 = 2 FeSiO2 + O2
Fe{3+} + H2O = Fe(H2O)6{3+} =>
Fe{3+} + 6 H2O = Fe(H2O)6{3+}
Ca(NO3)2 + Na3PO4 = Ca3(PO4)2 + Na(NO3) =>
3 Ca(NO3)2 + 2 Na3PO4 = Ca3(PO4)2 + 6 Na(NO3)
Au2O + H2SO4 = Au + HAu(SO4)2 + H2O =>
3 Au2O + 4 H2SO4 = 4 Au + 2 HAu(SO4)2 + 3 H2O
C16H24O5N4 + H2O = CH4 + CO2 + NH3 =>
4 C16H24O5N4 + 42 H2O = 33 CH4 + 31 CO2 + 16 NH3
(NH2OH) + OH = N2 + H2O =>
2(NH2OH) + 2 OH = N2 + 4 H2O
Zn(OH)2 + Ca(OH)2 = CaZnO2 + H2O =>
Zn(OH)2 + Ca(OH)2 = CaZnO2 + 2 H2O
BaMnO4 + SnBr2 + HBr = BaBr2 + MnBr2 + SnBr4 + H2O =>
BaMnO4 + 2 SnBr2 + 8 HBr = BaBr2 + MnBr2 + 2 SnBr4 + 4 H2O
MgSO4*7H2O + Na3PO4*12H2O = Mg3(PO4)2*H2O + Na2SO4 + H2O =>
3 MgSO4*7H2O + 2 Na3PO4*12H2O = Mg3(PO4)2*H2O + 3 Na2SO4 + 44 H2O
Fe2O3 + SO2 + H2O = H2SO4 + Fe =>
Fe2O3 + 3 SO2 + 3 H2O = 3 H2SO4 + 2 Fe
C7H8O3 + C4H6O3 = C9H8O4 + CH3OH2H =>
22 C7H8O3 + 7 C4H6O3 = 19 C9H8O4 + 11 CH3OH2H
CH5N + O2 = CO2 + H2 + NO2 =>
2 CH5N + 4 O2 = 2 CO2 + 5 H2 + 2 NO2
HCO2H + NH3 = NH4CO2H =>
HCO2H + NH3 = NH4CO2H
RbOH + H2O = RbOH2 + OH =>
RbOH + H2O = RbOH2 + OH
H2EDTA{2-} + H2O = H3EDTA{-} + OH{-} =>
H2EDTA{2-} + H2O = H3EDTA{-} + OH{-}
MgO + Fe(NO3)3*9H2O + Co(NO3)2*6H2O + KOH + K2CO3 = CoMg4Fe2(OH)14CO3 + H2O + KNO3 =>
4 MgO + 2 Fe(NO3)3*9H2O + Co(NO3)2*6H2O + 6 KOH + K2CO3 = CoMg4Fe2(OH)14CO3 + 20 H2O + 8 KNO3
CH3CH2Cl + NaOH = CH2CH2 + NaCl + H2O =>
CH3CH2Cl + NaOH = CH2CH2 + NaCl + H2O
Zn + TiCl4 = ZnCl2 + TiCl2 =>
Zn + TiCl4 = ZnCl2 + TiCl2
AgNO3 + CrBr3 = AgBr + Cr(NO3)3 =>
3 AgNO3 + CrBr3 = 3 AgBr + Cr(NO3)3
Pb{2+} + Mg = Mg{+} + Pb =>
Pb{2+} + 2 Mg = 2 Mg{+} + Pb
ZnCl2 + Al(NO3)3 = Zn(NO3)2 + AlCl3 =>
3 ZnCl2 + 2 Al(NO3)3 = 3 Zn(NO3)2 + 2 AlCl3
HCl + CaO = CaCl2 + H2O =>
2 HCl + CaO = CaCl2 + H2O
NO2 + Ca = CaO + NO =>
NO2 + Ca = CaO + NO
NH4Br = HBr + NH3 =>
NH4Br = HBr + NH3
As2S3 + Na2S = NaAsS2 =>
As2S3 + Na2S = 2 NaAsS2
Cr + Br2 = Br{-} + Cr{3+} =>
2 Cr + 3 Br2 = 6 Br{-} + 2 Cr{3+}
Na2Co3 + CaCl2 = Na2Cl2 + Co3Ca =>
Na2Co3 + CaCl2 = Na2Cl2 + Co3Ca
Mg + SO2 = MgO + S =>
2 Mg + SO2 = 2 MgO + S
PbO2 + HNO3 + KNO2 = Pb(NO3)2 + KNO3 + H2O =>
PbO2 + 2 HNO3 + KNO2 = Pb(NO3)2 + KNO3 + H2O
Cr2O3 + O2 = CrO3 =>
2 Cr2O3 + 3 O2 = 4 CrO3
Cr2(SO4)3 + NaOH = Cr(OH)3 + Na2SO4 =>
Cr2(SO4)3 + 6 NaOH = 2 Cr(OH)3 + 3 Na2SO4
KNaC4H4O6 + H2O2 = CO2 + NaOH + KOH + H2O = =>
KNaC4H4O6 + 5 H2O2 = 4 CO2 + NaOH + KOH + 6 H2O
HBr + Fe = FeBr2 + H2 =>
2 HBr + Fe = FeBr2 + H2
AlBr2 + NaOH = AlOH + NaBr2 =>
AlBr2 + NaOH = AlOH + NaBr2
Fe2 + (SO4) + NaI = FeSO4Na2SO4 + I2 =>
Fe2 + 4(SO4) + 4 NaI = 2 FeSO4Na2SO4 + 2 I2
Na(HCO3) + Cu(SO4) = Na(SO4) + Cu(HCO3) =>
Na(HCO3) + Cu(SO4) = Na(SO4) + Cu(HCO3)
MnH2 + Mn2F = F2H + Mn4 =>
4 MnH2 + 16 Mn2F = 8 F2H + 9 Mn4
Mn(HCO3)2 + NaMnO4 = MnO2 + NaHCO3 + H2O + CO2 =>
3 Mn(HCO3)2 + 2 NaMnO4 = 5 MnO2 + 2 NaHCO3 + 2 H2O + 4 CO2
NaNCS + Fe(NO3)3 = Na(NO3)3 + FeNCS =>
NaNCS + Fe(NO3)3 = Na(NO3)3 + FeNCS
Pb(CH3COO)2 + K2Cr2O7 + NaOH = PbCrO4PbO + KCH3COO + NaCH3COO + H2O =>
4 Pb(CH3COO)2 + K2Cr2O7 + 6 NaOH = 2 PbCrO4PbO + 2 KCH3COO + 6 NaCH3COO + 3 H2O
AgNO3 + Cl = AgCl + NO3 =>
AgNO3 + Cl = AgCl + NO3
Na2SO3 + KMnO4 + NaOH = Na2MnO4 + Na2SO4 + H2O + K2MnO4 =>
Na2SO3 + 2 KMnO4 + 2 NaOH = Na2MnO4 + Na2SO4 + H2O + K2MnO4
BaS(aq) + (NH4)3(PO4)(aq) = Ba3(PO4)2 + (NH4)2S =>
3 BaS(aq) + 2(NH4)3(PO4)(aq) = Ba3(PO4)2 + 3(NH4)2S
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/18/25
Équations équilibrées sur03/20/24
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