Équations équilibrées la veille | Équations équilibrées le lendemain |
2 CrSO4 + KClO4 + 4 H2SO4 = KCl + 2 Cr(SO4)3 + 4 H2O
Mg(OH)2(aq) + Al(s) = Al(OH)3(aq) + Mg(s) =>
3 Mg(OH)2(aq) + 2 Al(s) = 2 Al(OH)3(aq) + 3 Mg(s)
HNO3(aq) + Mg(OH)2(aw) = Mg(NO3)2(aq) + H2O(l) =>
2 HNO3(aq) + Mg(OH)2(aw) = Mg(NO3)2(aq) + 2 H2O(l)
PtO2 = Pt + O2 =>
PtO2 = Pt + O2
CuCl2 + Pb(SO4)2 = PbCl2 + Cu(SO4)2 =>
CuCl2 + Pb(SO4)2 = PbCl2 + Cu(SO4)2
IO{-} + OH{-} = H3IO6{-}2 + H2O + {-}e =>
IO{-} + 7 OH{-} = H3IO6{-}2 + 2 H2O + 7{-}e
C6H5NO2 + Zn + HCl = ZnCl2 + C6H5NH2 + H2O =>
C6H5NO2 + 3 Zn + 6 HCl = 3 ZnCl2 + C6H5NH2 + 2 H2O
H2O + NaH = H2 + NaOH =>
H2O + NaH = H2 + NaOH
Cr + KNO3 = Cr(NO3)3 + K =>
Cr + 3 KNO3 = Cr(NO3)3 + 3 K
(NH4)2SO4 + CH3COOH = H2SO4 + CH3COONH4 =>
(NH4)2SO4 + 2 CH3COOH = H2SO4 + 2 CH3COONH4
Ag + H2SO4(aq) = Ag2SO4 + SO2 + H2O =>
2 Ag + 2 H2SO4(aq) = Ag2SO4 + SO2 + 2 H2O
Mg + Cr2(SO4)3 = MgSO4 + CrSO4 =>
Mg + Cr2(SO4)3 = MgSO4 + 2 CrSO4
SO3 + Na = Na2SO3 =>
SO3 + 2 Na = Na2SO3
H2TiCl6 + H2 = H3[TiCl6] =>
2 H2TiCl6 + H2 = 2 H3[TiCl6]
H3PO4 + KHO = K2HPO4 + H2O =>
H3PO4 + 2 KHO = K2HPO4 + 2 H2O
H2O + CO2 = H2CO3 =>
H2O + CO2 = H2CO3
KBr + Ca(NO3)2 = CaBr + K(NO3)2 =>
KBr + Ca(NO3)2 = CaBr + K(NO3)2
Ca(OH)2 + (NH4)2HPO4 = Ca10(PO4)6(OH)2 + NH4OH + H2O =>
10 Ca(OH)2 + 6(NH4)2HPO4 = Ca10(PO4)6(OH)2 + 12 NH4OH + 6 H2O
C4H6 + Br2 = C4H6Br6 =>
C4H6 + 3 Br2 = C4H6Br6
Mg(OH)2 + C6H8O6 = H2O + C6H6MgO6 =>
Mg(OH)2 + C6H8O6 = 2 H2O + C6H6MgO6
Na2Cl + Cu(NO3)2 = NaNO3 + CuCl =>
Na2Cl + Cu(NO3)2 = 2 NaNO3 + CuCl
Cu2S + SO4{-}2 + H{+} = Cu + SO2 + H2O =>
3 Cu2S + 4 SO4{-}2 + 4 H{+} = 6 Cu + 7 SO2 + 2 H2O
NaB4O7 + AgNO3 = AgB4O7 + NaNO3 =>
NaB4O7 + AgNO3 = AgB4O7 + NaNO3
Na2S + PbCl2 = PbS + NaCl =>
Na2S + PbCl2 = PbS + 2 NaCl
Na2MnO3 = Na + MnO + O2 =>
Na2MnO3 = 2 Na + MnO + O2
K3NO3 = K2O + N2 + O2 =>
4 K3NO3 = 6 K2O + 2 N2 + 3 O2
KMnO4 + Na2S + H2SO4 = K2SO4 + MnSO4 + NaOH + S =>
2 KMnO4 + 2 Na2S + 2 H2SO4 = K2SO4 + 2 MnSO4 + 4 NaOH + S
C4H6O3(l) + H2O(l) = C2H4O2(l) =>
C4H6O3(l) + H2O(l) = 2 C2H4O2(l)
KClO3 + H2SO4 + KI = H2O + I2 + K2SO4 + KCl =>
KClO3 + 3 H2SO4 + 6 KI = 3 H2O + 3 I2 + 3 K2SO4 + KCl
FeO = Fe3 + O =>
3 FeO = Fe3 + 3 O