| Équations équilibrées la veille |
2 Ti + 2 H2O = H2 + 2 Ti(OH)
Co(OH)2 + NH4Cl = [Co(NH3)6](Cl)2 + H2O + HCl =>
Co(OH)2 + 6 NH4Cl = [Co(NH3)6](Cl)2 + 2 H2O + 4 HCl
C4H6O + KMnO4 + H2O = C4H7O4 + KOH + MnO2 =>
3 C4H6O + 5 KMnO4 + 4 H2O = 3 C4H7O4 + 5 KOH + 5 MnO2
Mn(CH3COO)2 + KMnO4 + CH3COOH = Mn(CH3COO)3 + CH3COOK + H2O =>
4 Mn(CH3COO)2 + KMnO4 + 8 CH3COOH = 5 Mn(CH3COO)3 + CH3COOK + 4 H2O
P4O10 + BaO = Ba3P2O8 =>
P4O10 + 6 BaO = 2 Ba3P2O8
KMnO4 + HCO2H = Mn + CO2 + K + H2O =>
KMnO4 + 4 HCO2H = Mn + 4 CO2 + K + 4 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Hg(OH)2 + NH4OH = (Hg(NH3)4)(OH)2 + H2O =>
Hg(OH)2 + 4 NH4OH = (Hg(NH3)4)(OH)2 + 4 H2O
Ag2SO4 + NaCl = Na2SO4 + AgCl =>
Ag2SO4 + 2 NaCl = Na2SO4 + 2 AgCl
HCl + Sr(OH)2 = SrCl2 + H(OH) =>
2 HCl + Sr(OH)2 = SrCl2 + 2 H(OH)
(NH4)2SO4(aq) + CaCl2(aq) = CaSO4(ppt) + NH4Cl(aq) =>
(NH4)2SO4(aq) + CaCl2(aq) = CaSO4(ppt) + 2 NH4Cl(aq)
AgNO3 + NaCl = NaNO3 + AgCl =>
AgNO3 + NaCl = NaNO3 + AgCl
H2O2 + KMnO4 + NaOH = MnO2 + KNaO4 + H2O =>
3 H2O2 + 2 KMnO4 + 2 NaOH = 2 MnO2 + 2 KNaO4 + 4 H2O
Co2 = Co1 =>
Co2 = 2 Co1
AlCl3 + NaI = ICl3 + NaAl =>
AlCl3 + NaI = ICl3 + NaAl
Na + PbO = Pb + Na2O =>
2 Na + PbO = Pb + Na2O
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
As2S3 + OH{-} = AsO2{-} + AsS2{-} + H2O =>
2 As2S3 + 4 OH{-} = AsO2{-} + 3 AsS2{-} + 2 H2O
SrCO3 + CH3COOH = (CH3COO)2Sr + CO2 + H2O =>
SrCO3 + 2 CH3COOH = (CH3COO)2Sr + CO2 + H2O
Al + H2O = AlO + H2 =>
Al + H2O = AlO + H2
KNO3 + HN4SO4 = KSO4 + (HN4)NO3 =>
KNO3 + HN4SO4 = KSO4 + (HN4)NO3
PtCl4 + Cl2 = PtCl87 =>
2 PtCl4 + 83 Cl2 = 2 PtCl87
AgNO3 + CuCl = AgCl + CuNO3 =>
AgNO3 + CuCl = AgCl + CuNO3
CO2 + NaOH = H2O + Na2CO3 =>
CO2 + 2 NaOH = H2O + Na2CO3
Cr20Ni80 + O2 = CrO2 + Ni =>
Cr20Ni80 + 20 O2 = 20 CrO2 + 80 Ni
Nb2O5 + Al = Nb2Al + Al2O3 =>
3 Nb2O5 + 13 Al = 3 Nb2Al + 5 Al2O3
AgBr + NaBr = AgNaBr2 =>
AgBr + NaBr = AgNaBr2
Ba(NO3)2 + LiSO4 = Li(NO3)2 + BaSO4 =>
Ba(NO3)2 + LiSO4 = Li(NO3)2 + BaSO4
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
C2H5OH + K2Cr2O7 + H2SO4 = CH3COOH + K2SO4 + Cr2SO4 + H2O =>
5 C2H5OH + 2 K2Cr2O7 + 4 H2SO4 = 5 CH3COOH + 2 K2SO4 + 2 Cr2SO4 + 9 H2O
Zn(OH)2 + HJ = ZnJ2 + H2O =>
Zn(OH)2 + 2 HJ = ZnJ2 + 2 H2O
Nb2O5 + Al = Nb2Al + Al2O3 =>
3 Nb2O5 + 13 Al = 3 Nb2Al + 5 Al2O3
Cr20Ni80 + O2 = CrO2 + Ni =>
Cr20Ni80 + 20 O2 = 20 CrO2 + 80 Ni
BaC2 + H2SO4 = BaSO4 + HC =>
BaC2 + H2SO4 = BaSO4 + 2 HC
Zn(OH)2 + HJ = ZnJ2 + H2O =>
Zn(OH)2 + 2 HJ = ZnJ2 + 2 H2O
ZnSO4 + K3PO4 = Zn3(PO4)2 + K2SO4 =>
3 ZnSO4 + 2 K3PO4 = Zn3(PO4)2 + 3 K2SO4
Na2O + ZnO = NaO2 + Zn =>
Na2O + 3 ZnO = 2 NaO2 + 3 Zn
PH4I + HClO3 = HIO3 + HCl + H3PO4 =>
3 PH4I + 7 HClO3 = 3 HIO3 + 7 HCl + 3 H3PO4
(NH4)2Co(SCN)4 + H2O = (NH4)2Co(SCN)4*4H2O =>
(NH4)2Co(SCN)4 + 4 H2O = (NH4)2Co(SCN)4*4H2O
Mn + HI = MnI2 + H2 =>
Mn + 2 HI = MnI2 + H2
CuCl2 + K2C2O4 = CuC2O4 + KCl =>
CuCl2 + K2C2O4 = CuC2O4 + 2 KCl
NaOH + H = H2NaO =>
NaOH + H = H2NaO
H3PO4 + Mn(OH)2 = Mn3(PO4)2 + H2O =>
2 H3PO4 + 3 Mn(OH)2 = Mn3(PO4)2 + 6 H2O
OHCH2COOH + CH3OH = OHCH2COOCH3 + H2O =>
OHCH2COOH + CH3OH = OHCH2COOCH3 + H2O
Na2SO4 + CaCO3 + C = CaS + Na2CO3 + CO2 =>
Na2SO4 + CaCO3 + 2 C = CaS + Na2CO3 + 2 CO2
KI + HCl + MnO2 = I2 + H2O + KCl + MnCl2 =>
2 KI + 4 HCl + MnO2 = I2 + 2 H2O + 2 KCl + MnCl2
Pb(NO3)2 + K2Cr2O7 + KCl + H2O = PbCrO4 + KNO3 + HCl =>
2 Pb(NO3)2 + K2Cr2O7 + 2 KCl + H2O = 2 PbCrO4 + 4 KNO3 + 2 HCl
Ag(NH3)2{+} + Cl(aq){-} + HNO3(aq) = NH4NO3(aq) + AgCl(s) =>
Ag(NH3)2{+} + Cl(aq){-} + 2 HNO3(aq) = 2 NH4NO3(aq) + AgCl(s)
FeSO4 + NaOH = Fe(OH)2 + Na2SO4 =>
FeSO4 + 2 NaOH = Fe(OH)2 + Na2SO4
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Équations équilibrées sur02/10/25
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