| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Ba + 5 HClO + H2O = 2 HBaO3 + 5 HCl
[Co(NH3)4(OH2)Cl]{2+} + NH3 = [Co(NH3)5(OH2)]{3+} + Cl{-} =>
[Co(NH3)4(OH2)Cl]{2+} + NH3 = [Co(NH3)5(OH2)]{3+} + Cl{-}
HNO3 + MgCO3 = CO2 + H2O + Mg(NO3)2 =>
2 HNO3 + MgCO3 = CO2 + H2O + Mg(NO3)2
Na4[Fe(CN)6] + KMnO4 + H2SO4 = Na3[Fe(CN)6] + Na2SO4 + K2SO4 + MnSO4 + H2O =>
10 Na4[Fe(CN)6] + 2 KMnO4 + 8 H2SO4 = 10 Na3[Fe(CN)6] + 5 Na2SO4 + K2SO4 + 2 MnSO4 + 8 H2O
K2CO3 + FeCr2O7 + O2 = Fe2O3 + K2CrO4 + CO2 =>
8 K2CO3 + 4 FeCr2O7 + O2 = 2 Fe2O3 + 8 K2CrO4 + 8 CO2
KOH + Al + H2C2O4 = K3Al(C2O4)3(H2O)3 + H2 =>
6 KOH + 2 Al + 6 H2C2O4 = 2 K3Al(C2O4)3(H2O)3 + 3 H2
OCl{-} + S2O3{2-} + OH{-} = SO4{2-} + Cl{-} + H2O =>
4 OCl{-} + S2O3{2-} + 2 OH{-} = 2 SO4{2-} + 4 Cl{-} + H2O
[Bi(OH)3] + K2SnO2 = Bi + K2SnO3 + H2O =>
2[Bi(OH)3] + 3 K2SnO2 = 2 Bi + 3 K2SnO3 + 3 H2O
Na2B4O7 + NaOH + H2O2 = BNaO3 + H2O =>
Na2B4O7 + 2 NaOH + 4 H2O2 = 4 BNaO3 + 5 H2O
Ca3P2 + H2O = Ca(OH)2 + PH3 =>
Ca3P2 + 6 H2O = 3 Ca(OH)2 + 2 PH3
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
NH4Cl + Ca(OH)2 = CaCl2 + H2O + NH3 =>
2 NH4Cl + Ca(OH)2 = CaCl2 + 2 H2O + 2 NH3
H4P2O7 + H2O = H3PO4 =>
H4P2O7 + H2O = 2 H3PO4
H2C2O4 + KMnO4 = MnCO3 + KHCO3 + CO2 + H2O =>
5 H2C2O4 + 2 KMnO4 = 2 MnCO3 + 2 KHCO3 + 6 CO2 + 4 H2O
Fe + K4[Fe(CN)6] = Fe4[Fe(CN)6]3 + K =>
4 Fe + 3 K4[Fe(CN)6] = Fe4[Fe(CN)6]3 + 12 K
(NH4)2SO4 + BaCl2 = NH4Cl + BaSO4 =>
(NH4)2SO4 + BaCl2 = 2 NH4Cl + BaSO4
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Ba + H2O = Ba(OH)2 + H2 =>
Ba + 2 H2O = Ba(OH)2 + H2
Mn + O2 = Mn3O =>
6 Mn + O2 = 2 Mn3O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
C14H18N2O5 + H2O = C4H7NO4 + C9H11NO2 + CH3OH =>
C14H18N2O5 + 2 H2O = C4H7NO4 + C9H11NO2 + CH3OH
NH4Cl + Ca(OH)2 = CaCl2 + H2O + NH3 =>
2 NH4Cl + Ca(OH)2 = CaCl2 + 2 H2O + 2 NH3
C5H6 + Br2 = C5H6Br6 =>
C5H6 + 3 Br2 = C5H6Br6
NaOH + CO2 = Na2CO3 + H2O =>
2 NaOH + CO2 = Na2CO3 + H2O
CH3COONH4 + Ag + NH3 + H2O = CH3CHO + Ag(NH3)2OH =>
CH3COONH4 + 2 Ag + 3 NH3 + H2O = CH3CHO + 2 Ag(NH3)2OH
NaNO3 + PbO = Pb(NO3)2 + Na2O =>
2 NaNO3 + PbO = Pb(NO3)2 + Na2O
CuOH = Cu2O + H2O =>
2 CuOH = Cu2O + H2O
KClO3 + C6H12O6 = KCl + CO3 + H2O =>
6 KClO3 + C6H12O6 = 6 KCl + 6 CO3 + 6 H2O
KHSO4 + NaOH = NaSO4 + KHOH =>
KHSO4 + NaOH = NaSO4 + KHOH
C2H2O2 + KMnO4 + KOH = C2H2O4 + H2O + K2MnO4 =>
C2H2O2 + 4 KMnO4 + 4 KOH = C2H2O4 + 2 H2O + 4 K2MnO4
Cu(NO3)3 + CaOH = CaNO3 + Cu(OH)3 =>
Cu(NO3)3 + 3 CaOH = 3 CaNO3 + Cu(OH)3
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
H + OH + N2O3 = HNO2 =>
H + OH + N2O3 = 2 HNO2
Mg(s) + H2O(l) = Mg{+2}(aq) + H2(g) + OH{-}(aq) =>
Mg(s) + 2 H2O(l) = Mg{+2}(aq) + H2(g) + 2 OH{-}(aq)
Cr2O7{2-} + H3PO3 + H{+} = Cr{3+} + H3PO4 + H2O =>
Cr2O7{2-} + 3 H3PO3 + 8 H{+} = 2 Cr{3+} + 3 H3PO4 + 4 H2O
CUS + HNO3 = CU(NO3)2 + H2SO4 + H2O + NO2 =>
CUS + 10 HNO3 = CU(NO3)2 + H2SO4 + 4 H2O + 8 NO2
Cr2(SO3)3 + H3P = H3(SO3)3 + Cr2P =>
Cr2(SO3)3 + H3P = H3(SO3)3 + Cr2P
NH3(g) + NO2 = N2 + H2O(l) =>
8 NH3(g) + 6 NO2 = 7 N2 + 12 H2O(l)
HSO4 + BaCH3COO = HCH3COO + BaSO4 =>
HSO4 + BaCH3COO = HCH3COO + BaSO4
Fe + Pb(SO2) = Pb + Fe(SO2) =>
Fe + Pb(SO2) = Pb + Fe(SO2)
Cl + Ar = ClAr =>
Cl + Ar = ClAr
KMnO4 + K2SO3 + H2O = MnO2 + K2SO4 + KOH =>
2 KMnO4 + 3 K2SO3 + H2O = 2 MnO2 + 3 K2SO4 + 2 KOH
HgCl2 + Al = AlCl2 + Hg =>
HgCl2 + Al = AlCl2 + Hg
KMnO4 + NaOH + CsNO2 = CsNO3 + K2MnO4 + Na2MnO4 + H2O =>
2 KMnO4 + 2 NaOH + CsNO2 = CsNO3 + K2MnO4 + Na2MnO4 + H2O
CaCl2 + AgNO3 = AgCl + Ca(NO3)2 =>
CaCl2 + 2 AgNO3 = 2 AgCl + Ca(NO3)2
C5H10 + O2 = CO2 + H2O =>
2 C5H10 + 15 O2 = 10 CO2 + 10 H2O
Al2O3 + H2O = Al(OH)3 =>
Al2O3 + 3 H2O = 2 Al(OH)3
BaO + HNO3 = Ba(NO3)2 + H2O =>
BaO + 2 HNO3 = Ba(NO3)2 + H2O
C3H6O2 + O2 = CO2 + H2O =>
2 C3H6O2 + 7 O2 = 6 CO2 + 6 H2O
NH4OH + H2C2O4 = NH5C2O4 + H2O =>
NH4OH + H2C2O4 = NH5C2O4 + H2O
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Équations équilibrées sur12/24/24
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