| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 NiCl2 + 2 K3Fe(CN)6 = 6 KCl + Ni3(Fe(CN)6)2
Mn(CH3COO)2 + NaOH = CH3COONa + Mn(OH)2 =>
Mn(CH3COO)2 + 2 NaOH = 2 CH3COONa + Mn(OH)2
K(s) + H2O(l) = KOH(aq) + H2(g) =>
2 K(s) + 2 H2O(l) = 2 KOH(aq) + H2(g)
FeCl3 + K3[Fe(CN)6] + HCl = HCl4 + Fe3[Fe(CN)6]2 + KCl =>
3 FeCl3 + 2 K3[Fe(CN)6] + HCl = HCl4 + Fe3[Fe(CN)6]2 + 6 KCl
Rb + H2O = RbOH + H2(g) =>
2 Rb + 2 H2O = 2 RbOH + H2(g)
H2CO3 + C6H8O7 + Na2CO3 = NaC6H5O7 + H2O =>
3 H2CO3 + 16 C6H8O7 + 9 Na2CO3 = 18 NaC6H5O7 + 22 H2O
HF + K2Cr2O7 = KF + CrF3 + F2 + H2O =>
14 HF + K2Cr2O7 = 2 KF + 2 CrF3 + 3 F2 + 7 H2O
Na3PO4(aq) + CaCl2(aq) = Ca3(PO4)2 + NaCl =>
2 Na3PO4(aq) + 3 CaCl2(aq) = Ca3(PO4)2 + 6 NaCl
C6H4 + O = CO2 + H2O =>
C6H4 + 14 O = 6 CO2 + 2 H2O
C6H14 + H2O = C6H13{-} + H3O{+} =>
C6H14 + H2O = C6H13{-} + H3O{+}
NH3(g) + O2(g) = H2O(l) + N2 =>
4 NH3(g) + 3 O2(g) = 6 H2O(l) + 2 N2
C3HCH2OH + O2 = CO2 + H2O =>
2 C3HCH2OH + 9 O2 = 8 CO2 + 4 H2O
(Co(H2O)6)2{+} + NH3 + Cl{-} + O2 + H{+} = Co(NH3)6Cl3 + H2O =>
4(Co(H2O)6)2{+} + 48 NH3 + 24 Cl{-} + 5 O2 + 20 H{+} = 8 Co(NH3)6Cl3 + 58 H2O
C12H4Cl4O2 + H2O2 = CO2 + H2O + HCl =>
C12H4Cl4O2 + 22 H2O2 = 12 CO2 + 22 H2O + 4 HCl
Fe(CN)6 + H = HCN + Fe =>
Fe(CN)6 + 6 H = 6 HCN + Fe
CH3COOH(aq) + K2CO3(aq) = CH3COOK(aq) + CO2(g) + H2O(l) =>
2 CH3COOH(aq) + K2CO3(aq) = 2 CH3COOK(aq) + CO2(g) + H2O(l)
NaC2H3O2*7H2O = Na + C2H3O2 + H2O =>
NaC2H3O2*7H2O = Na + C2H3O2 + 7 H2O
H3CCH2OH + KMnO4 = H3CCOOH + MnO2 + KOH + H2O =>
3 H3CCH2OH + 4 KMnO4 = 3 H3CCOOH + 4 MnO2 + 4 KOH + H2O
K2S = K + S =>
K2S = 2 K + S
O2S + V2O5 = O3S + V2S4 =>
17 O2S + V2O5 = 13 O3S + V2S4
K2(SO3) + HCl = SO2 + KCl + H2O =>
K2(SO3) + 2 HCl = SO2 + 2 KCl + H2O
S2 + O2(g) = SO2 =>
S2 + 2 O2(g) = 2 SO2
C6H4COONaNO2 + NaOH = Na2CO3 + C6H5NO2 =>
C6H4COONaNO2 + NaOH = Na2CO3 + C6H5NO2
C4H9SO + O2 = CO2 + SO2 + H2O32 =>
2 C4H9SO + 153 O2 = 8 CO2 + 2 SO2 + 9 H2O32
C3H6 + H2O = C2H6O =>
2 C3H6 + 3 H2O = 3 C2H6O
H2 + CuC2H3O2 = HC2H3O2 + Cu =>
H2 + 2 CuC2H3O2 = 2 HC2H3O2 + 2 Cu
Hg2(NO3)2 + KOH = HgOH + KNO3 =>
Hg2(NO3)2 + 2 KOH = 2 HgOH + 2 KNO3
NH2CH(CH3)COOH + O2 = CO2 + H2O + N2 =>
4 NH2CH(CH3)COOH + 15 O2 = 12 CO2 + 14 H2O + 2 N2
CuSO4 + Na = Cu + SO4Na =>
CuSO4 + Na = Cu + SO4Na
H2 + Cl2 + O = HClO3 =>
H2 + Cl2 + 6 O = 2 HClO3
Cr + O2 + H2O = Cr{3+} + OH{-} =>
4 Cr + 3 O2 + 6 H2O = 4 Cr{3+} + 12 OH{-}
As + H2SO4 = AsSO4 + SO2 + H2O =>
As + 2 H2SO4 = AsSO4 + SO2 + 2 H2O
CO2(g) + H2O(l) = CH3OH(l) + O2(g) =>
2 CO2(g) + 4 H2O(l) = 2 CH3OH(l) + 3 O2(g)
K2SO3 + O2 = K2SO6 =>
2 K2SO3 + 3 O2 = 2 K2SO6
Al2X3 + CaY2 = AlY3 + CaX =>
Al2X3 + 3 CaY2 = 2 AlY3 + 3 CaX
N + H + S + O = (NH4)2SO4 =>
2 N + 8 H + S + 4 O = (NH4)2SO4
H2O + AgNO3 + K2S2O8 = AgSO4 + KOH + HNO3 =>
2 H2O + 2 AgNO3 + K2S2O8 = 2 AgSO4 + 2 KOH + 2 HNO3
K2Cr2O7 + HCl = CrCl2 + Cl + KCl + H2O =>
K2Cr2O7 + 14 HCl = 2 CrCl2 + 8 Cl + 2 KCl + 7 H2O
K3N + BaSO4 = K3Ba + NSO4 =>
K3N + BaSO4 = K3Ba + NSO4
C6H5COC6H5 + O2 = CO2 + H2O =>
C6H5COC6H5 + 15 O2 = 13 CO2 + 5 H2O
NH4NO3 + H2 = NH3 + H2O =>
NH4NO3 + 4 H2 = 2 NH3 + 3 H2O
AgCl + NaOH = Ag2O + NaCl + H2O =>
2 AgCl + 2 NaOH = Ag2O + 2 NaCl + H2O
S8 + Fe2 = SFe6 =>
S8 + 24 Fe2 = 8 SFe6
MgSO4 + HNO3 = Mg(NO3)2 + H2 + SO4 =>
MgSO4 + 2 HNO3 = Mg(NO3)2 + H2 + SO4
CrCl3 + KBiO3 + H2SO4 = K2Cr2O7 + Bi2(SO4)3 + K2SO4 + H2O + Cl2 =>
2 CrCl3 + 6 KBiO3 + 11 H2SO4 = K2Cr2O7 + 3 Bi2(SO4)3 + 2 K2SO4 + 11 H2O + 3 Cl2
SrCl2 + Na2CO3 = SrCO3 + NaCl =>
SrCl2 + Na2CO3 = SrCO3 + 2 NaCl
He + Cl2 = Cl2He =>
He + Cl2 = Cl2He
MnO2 + CaCl2 + H3PO4 = Cl + Mn3(PO4)2 + Ca3(PO4)2 + H2O =>
3 MnO2 + 3 CaCl2 + 4 H3PO4 = 6 Cl + Mn3(PO4)2 + Ca3(PO4)2 + 6 H2O
N + H + S + O = (NH4)2SO4 =>
2 N + 8 H + S + 4 O = (NH4)2SO4
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
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