| Équations équilibrées la veille | Équations équilibrées le lendemain |
(CH3COO)2Ca + 2 HNO3 = 2 CH3COOH + Ca(NO3)2
Cl2 + K2MnO4 = KMnO4 + KCl =>
Cl2 + 2 K2MnO4 = 2 KMnO4 + 2 KCl
XeF3 + MgO = Xe2O3 + MgF2 =>
2 XeF3 + 3 MgO = Xe2O3 + 3 MgF2
Cl2 + K2MnO4 = KMnO4 + KCl =>
Cl2 + 2 K2MnO4 = 2 KMnO4 + 2 KCl
C5H11Cl + NaI = C5H11I + NaCl =>
C5H11Cl + NaI = C5H11I + NaCl
SmCl2 + KMnO4 + HCl = SmCl3 + KCl + MnCl2 + H2O =>
5 SmCl2 + KMnO4 + 8 HCl = 5 SmCl3 + KCl + MnCl2 + 4 H2O
Na + H3PO4 = H2 + Na3PO4 =>
6 Na + 2 H3PO4 = 3 H2 + 2 Na3PO4
NaOH + CH3COO = NaCOO + CH3OH =>
NaOH + CH3COO = NaCOO + CH3OH
NaBr + H2SO4 + KMnO4 = Na2SO4 + MnO2 + H2O + K2SO4 + Br2 =>
6 NaBr + 4 H2SO4 + 2 KMnO4 = 3 Na2SO4 + 2 MnO2 + 4 H2O + K2SO4 + 3 Br2
CaON2O5 = Ca(NO3)2 =>
CaON2O5 = Ca(NO3)2
HC1 + Na2S = H2S + NaC1 =>
2 HC1 + Na2S = H2S + 2 NaC1
KMnO4 + NO2 + KOH = K2MnO4 + H2O + KNO3 =>
KMnO4 + NO2 + 2 KOH = K2MnO4 + H2O + KNO3
Ba + Cr2(SO4)3 = BaSO4 + Cr =>
3 Ba + Cr2(SO4)3 = 3 BaSO4 + 2 Cr
Al + Si = Al2Si3 =>
2 Al + 3 Si = Al2Si3
Zn + Fe2S3 = Fe + ZnS =>
3 Zn + Fe2S3 = 2 Fe + 3 ZnS
Ca3SiO5 + FeO = Fe2SiO4 + CaO =>
Ca3SiO5 + 2 FeO = Fe2SiO4 + 3 CaO
KMnO4 + NO2 + KOH = K2MnO4 + H2O + KNO3 =>
KMnO4 + NO2 + 2 KOH = K2MnO4 + H2O + KNO3
(NH4)NO3(s) = N2O(g) + H2O(l) =>
(NH4)NO3(s) = N2O(g) + 2 H2O(l)
NiCl2*5H2O + C2H4(NH2)2 = [Ni(H2NCH2CH2NH2)3]Cl2*2H2O + H2O =>
NiCl2*5H2O + 3 C2H4(NH2)2 = [Ni(H2NCH2CH2NH2)3]Cl2*2H2O + 3 H2O
Na3[Al(OH)6] + NH4Cl = NaCl + NH3 + Al(OH)3 + H2O =>
Na3[Al(OH)6] + 3 NH4Cl = 3 NaCl + 3 NH3 + Al(OH)3 + 3 H2O
NaCl + H2CO3 = NaCO3 + ClH2 =>
NaCl + H2CO3 = NaCO3 + ClH2
P4 + O2 = PO5 =>
P4 + 10 O2 = 4 PO5
Zn + (NO3)2 + NH4OH = NH4NO3 + Zn(OH)2 =>
Zn + (NO3)2 + 2 NH4OH = 2 NH4NO3 + Zn(OH)2
H3AsO3 + Cr2O7 = H3AsO4 + Cr =>
7 H3AsO3 + Cr2O7 = 7 H3AsO4 + 2 Cr
C2H2OOK + KOH = K2O + CH4 + CO2 =>
8 C2H2OOK + 12 KOH = 10 K2O + 7 CH4 + 9 CO2
FeCl3 + SnCl2 + K3[Fe(CN)6] = KCl + SnCl4 + KFe[Fe(CN)6] =>
2 FeCl3 + SnCl2 + 2 K3[Fe(CN)6] = 4 KCl + SnCl4 + 2 KFe[Fe(CN)6]
(HNOC)3 + NaOH + H2O = HNO3 + Na2CO3 + H2 =>
(HNOC)3 + 6 NaOH + 9 H2O = 3 HNO3 + 3 Na2CO3 + 12 H2
H2SO4 + CO3 = HSO4 + HCO3 =>
H2SO4 + CO3 = HSO4 + HCO3
Fe(cr) + O2(g) = Fe2O2(cr) =>
2 Fe(cr) + O2(g) = Fe2O2(cr)
NH4Fe(SO4)2 + BaCl2 = BaSO4 + FeCl3 + NH4Cl =>
NH4Fe(SO4)2 + 2 BaCl2 = 2 BaSO4 + FeCl3 + NH4Cl
Pb2(OH)2CO3 + NaOH = Pb(OH)2 + Na2CO3 =>
Pb2(OH)2CO3 + 2 NaOH = 2 Pb(OH)2 + Na2CO3
V2O5 + CaCO3 = CaVO3 + CO2 + VO3 =>
V2O5 + CaCO3 = CaVO3 + CO2 + VO3
KI + NaNO2 + H2SO4 = I2 + NO + K2SO4 + Na2SO4 + H2O =>
2 KI + 2 NaNO2 + 2 H2SO4 = I2 + 2 NO + K2SO4 + Na2SO4 + 2 H2O
Ca2CO3 + HCl = Ca2Cl + HCO3 =>
Ca2CO3 + HCl = Ca2Cl + HCO3
H3PO4 + N2O5 = HNO3 + P2O5 =>
2 H3PO4 + 3 N2O5 = 6 HNO3 + P2O5
HCOOH + KOH = KCHO2 + H2O =>
HCOOH + KOH = KCHO2 + H2O
C6H6HONO2 = C6H5NO2H2O =>
C6H6HONO2 = C6H5NO2H2O
Na2SeO3 + Ag + H2O = NaOH + Ag2Se + Ag2O =>
Na2SeO3 + 6 Ag + H2O = 2 NaOH + Ag2Se + 2 Ag2O
C5H11O + NaBr + H2SO4 = C5H10Br + H2O + Na2SO4 =>
2 C5H11O + 2 NaBr + H2SO4 = 2 C5H10Br + 2 H2O + Na2SO4
PbCO3 + H2SO4 = PbCO7H2S =>
PbCO3 + H2SO4 = PbCO7H2S
Si + HCl = HCl3Si + H2 =>
Si + 3 HCl = HCl3Si + H2
FeCl2 + Ba(NO3)2 = Fe(NO3)2 + BaCl2 =>
FeCl2 + Ba(NO3)2 = Fe(NO3)2 + BaCl2
C2H2OOK + KOH = K2O + CH4 + CO2 =>
8 C2H2OOK + 12 KOH = 10 K2O + 7 CH4 + 9 CO2
Nb2O5 + Fe2O3 + Al = FeNb + Al2O3 =>
3 Nb2O5 + 3 Fe2O3 + 16 Al = 6 FeNb + 8 Al2O3
Pb2(OH)2CO3 + NaOH = Pb(OH)2 + Na2CO3 =>
Pb2(OH)2CO3 + 2 NaOH = 2 Pb(OH)2 + Na2CO3
Sr(OH)2 + H2SiO3 = (SrOH)2SiO3 + H2O =>
2 Sr(OH)2 + H2SiO3 = (SrOH)2SiO3 + 2 H2O
Zn + NaNO3 + NaOH + H2O = NH3 + Na2[Zn(OH)4] =>
4 Zn + NaNO3 + 7 NaOH + 6 H2O = NH3 + 4 Na2[Zn(OH)4]
NO3 + Al + OH{-} + H2O = NH3 + Al(OH)4{-} =>
NO3 + 3 Al + 3 OH{-} + 6 H2O = NH3 + 3 Al(OH)4{-}
C15H10ClNO + NH3 = C15H12N2O + NH4Cl =>
C15H10ClNO + 2 NH3 = C15H12N2O + NH4Cl
Cu2(aq) + K4Fe(CN)6(aq) = Cu2Fe(CN)6(s) + K(aq) =>
Cu2(aq) + K4Fe(CN)6(aq) = Cu2Fe(CN)6(s) + 4 K(aq)
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Équations équilibrées sur11/23/24
Équations équilibrées sur12/23/23
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