| Équations équilibrées la veille | Équations équilibrées le lendemain |
HClO4 + 4 SO3 = 4 SO4 + Cl + H
H3AsO4 + Ca = Ca3(AsO4)2 + H2 =>
2 H3AsO4 + 3 Ca = Ca3(AsO4)2 + 3 H2
FeSO4 + Zn = Fe + ZnSO4 =>
FeSO4 + Zn = Fe + ZnSO4
PbC2H3O2 + KNO3 = PbNO3 + KC2H3O2 =>
PbC2H3O2 + KNO3 = PbNO3 + KC2H3O2
[Co(H2O)6]Cl2 + NH4Cl + NH4OH + H2O2 = [Co(NH3)6]Cl3 + H2O =>
2[Co(H2O)6]Cl2 + 2 NH4Cl + 10 NH4OH + H2O2 = 2[Co(NH3)6]Cl3 + 24 H2O
B2O3 + Na2O = NaBO2 =>
B2O3 + Na2O = 2 NaBO2
Nb2O5 + C6H8O7 = H2O + Nb3(C6H5O7)5 =>
3 Nb2O5 + 10 C6H8O7 = 15 H2O + 2 Nb3(C6H5O7)5
NaOH(aq) + Fe(SO4)2(aq) = Na2SO4(aq) + Fe(OH)4(s) =>
4 NaOH(aq) + Fe(SO4)2(aq) = 2 Na2SO4(aq) + Fe(OH)4(s)
Ag(s) + KNo3(aq) = K + AgNo3 =>
Ag(s) + KNo3(aq) = K + AgNo3
Li3PO4 + CoCl2 = Co3(PO4)2 + LiCl =>
2 Li3PO4 + 3 CoCl2 = Co3(PO4)2 + 6 LiCl
K2 + CO3 + BaCl2 = KCl + BaCO3 =>
K2 + CO3 + BaCl2 = 2 KCl + BaCO3
Fe(OH)3 + H2SO4 = Fe2(SO4)3 + H2O(l) =>
2 Fe(OH)3 + 3 H2SO4 = Fe2(SO4)3 + 6 H2O(l)
SO2 + KMnO4 + H2O = K(HSO4) + H2SO44 + MnSO4 =>
165 SO2 + 82 KMnO4 + 42 H2O = 82 K(HSO4) + H2SO44 + 82 MnSO4
CuSO4 + HCl = CuCl2 + H2SO4 =>
CuSO4 + 2 HCl = CuCl2 + H2SO4
Na2CO3 + Cu = Cu(CO3)2 + Na =>
2 Na2CO3 + Cu = Cu(CO3)2 + 4 Na
CuS + NaH = CuH + SNa =>
CuS + NaH = CuH + SNa
Ca + NaNO2 = Na + Ca(NO2)2 =>
Ca + 2 NaNO2 = 2 Na + Ca(NO2)2
C3H7OH(l) + O2(g) = CO2(g) + H2O(g) =>
2 C3H7OH(l) + 9 O2(g) = 6 CO2(g) + 8 H2O(g)
NiBr2*6H2O + PPh3 = [NiBr2(PPh3)2] + H2O =>
NiBr2*6H2O + 2 PPh3 = [NiBr2(PPh3)2] + 6 H2O
HNO3NaHCO3 = NaNO3H2OCO2 =>
HNO3NaHCO3 = NaNO3H2OCO2
KMnO4 + HCl + Na2SO3 = Na2SO4 + KCl + H2O + MnCl2 =>
2 KMnO4 + 6 HCl + 5 Na2SO3 = 5 Na2SO4 + 2 KCl + 3 H2O + 2 MnCl2
H2SO4 + KMnO4 + Sb = Sb2O3 + K2SO4 + MnSO4 + H2O =>
9 H2SO4 + 6 KMnO4 + 10 Sb = 5 Sb2O3 + 3 K2SO4 + 6 MnSO4 + 9 H2O
H{+} + CrO7{2-} + Cl{-} = Cr{3+} + Cl2 + H2O =>
28 H{+} + 2 CrO7{2-} + 18 Cl{-} = 2 Cr{3+} + 9 Cl2 + 14 H2O
NH3 + H2O = [NH4OH] =>
NH3 + H2O = [NH4OH]
NH4Cl + H2SO4 = ClSO4 + H2NH4 =>
NH4Cl + H2SO4 = ClSO4 + H2NH4
P + HCl = P2Cl2 + H2 =>
2 P + 2 HCl = P2Cl2 + H2
NaI(aq) + CoCl2(aq) = NaCl + CoI2 =>
2 NaI(aq) + CoCl2(aq) = 2 NaCl + CoI2
(NH4)2 = NH4 =>
(NH4)2 = 2 NH4
Mo(CO)6 + NOCl = MoCl2(NO)2 + CO =>
Mo(CO)6 + 2 NOCl = MoCl2(NO)2 + 6 CO
Mn + I2 = MnI4 =>
Mn + 2 I2 = MnI4
C2H4(COOH)3OH + NH4 = C2H4(CNH)3OH + H2O =>
C2H4(COOH)3OH + 3 NH4 = C2H4(CNH)3OH + 6 H2O
C6H5OC6H5 + O2 = CO2 + H2O =>
C6H5OC6H5 + 14 O2 = 12 CO2 + 5 H2O
CaO2 + CO2 = CaCO + O2 =>
2 CaO2 + 2 CO2 = 2 CaCO + 3 O2
NaClO + NaOH + Cr(OH)3 = NaCrO3 + NaCl + H2O =>
NaClO + NaOH + Cr(OH)3 = NaCrO3 + NaCl + 2 H2O
C2H4 = C2H2 + H2 =>
C2H4 = C2H2 + H2
N2O(g) + O2(g) = NO2(g) =>
2 N2O(g) + 3 O2(g) = 4 NO2(g)
KNO3(aq) + CuSO4(aq) = CuNO3(aq) + KSO4(aq) =>
KNO3(aq) + CuSO4(aq) = CuNO3(aq) + KSO4(aq)
HNO3 + Mg2 = Mg(NO3)2 + NO + H2O =>
16 HNO3 + 3 Mg2 = 6 Mg(NO3)2 + 4 NO + 8 H2O
Mg(s) + Zn(SO4)(aq) = Zn(s) + Mg(SO4)(aq) =>
Mg(s) + Zn(SO4)(aq) = Zn(s) + Mg(SO4)(aq)
Cr(NO3)3(aq) + KOH(aq) = Cr(OH)3() + KNO3() =>
Cr(NO3)3(aq) + 3 KOH(aq) = Cr(OH)3() + 3 KNO3()
Ru + P = RuP =>
Ru + P = RuP
C17H35COONa + H2O = C17H35COOH + NaOH =>
C17H35COONa + H2O = C17H35COOH + NaOH
Cr(OH)3 + NaOCl + Na2CO3 = NaCrO4 + CO2 + NaCl + H2O =>
2 Cr(OH)3 + 4 NaOCl + Na2CO3 = 2 NaCrO4 + CO2 + 4 NaCl + 3 H2O
NeO + O2 = NeO2 =>
2 NeO + O2 = 2 NeO2
C20H14O4 + NaOH + NH4Cl = NaCl + CO2 + H2O + NH4 =>
C20H14O4 + 86 NaOH + 86 NH4Cl = 86 NaCl + 20 CO2 + 50 H2O + 86 NH4
Ca + HNO3 = CaNO3 + NH4(NO3)2 + H2O =>
7 Ca + 10 HNO3 = 7 CaNO3 + NH4(NO3)2 + 3 H2O
Cu2(SO4)2 + Zn = Zn2(SO4)2 + Cu =>
Cu2(SO4)2 + 2 Zn = Zn2(SO4)2 + 2 Cu
NaI + MnO2 + H2SO4 = Na2SO4 + MnSO4 + I2 + H2O =>
2 NaI + MnO2 + 2 H2SO4 = Na2SO4 + MnSO4 + I2 + 2 H2O
KClO3 + MnCl2 + H2O = KCl + MnO2 + HCl =>
KClO3 + 3 MnCl2 + 3 H2O = KCl + 3 MnO2 + 6 HCl
(NH4)2CO3(s) = NH3(g) + H2O + CO2 =>
(NH4)2CO3(s) = 2 NH3(g) + H2O + CO2
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Équations équilibrées sur11/22/24
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