| Équations équilibrées la veille | Équations équilibrées le lendemain |
S2O3{2-} + 4 Cl2 + 5 H2O = 2 H2SO4 + 8 Cl{-} + 6 H{+}
PCl5 + Ca(OH)2 = P(OH)5 + CaCl2 =>
2 PCl5 + 5 Ca(OH)2 = 2 P(OH)5 + 5 CaCl2
MgCl2 + HCl = MgH2 + Cl2 =>
MgCl2 + 2 HCl = MgH2 + 2 Cl2
CH3CH2COOH + C4H9OH = C2H5CO2C4H9 + H2O =>
CH3CH2COOH + C4H9OH = C2H5CO2C4H9 + H2O
Ca2C2O4 + KMnO4 + H2SO4 = CaSO4 + MnSO4 + K2SO4 + CO2 + H2O =>
5 Ca2C2O4 + 4 KMnO4 + 16 H2SO4 = 10 CaSO4 + 4 MnSO4 + 2 K2SO4 + 10 CO2 + 16 H2O
I(NO3)3 + Li(OH) = LiNO3 + I(OH)3 =>
I(NO3)3 + 3 Li(OH) = 3 LiNO3 + I(OH)3
SbOHCrO4 = SbOH + CrO4 =>
SbOHCrO4 = SbOH + CrO4
Ti2Cr2C2F2 = Cr3C2 + TiC + CrF3 + Ti =>
9 Ti2Cr2C2F2 = 4 Cr3C2 + 10 TiC + 6 CrF3 + 8 Ti
Ca(OH)2 + H(NO3) = Ca(NO3)2 + HOH =>
Ca(OH)2 + 2 H(NO3) = Ca(NO3)2 + 2 HOH
H3BO3 + KOH + H2O = K2B4O7*10H2O =>
4 H3BO3 + 2 KOH + 3 H2O = K2B4O7*10H2O
(NH4)2SO3 + LiOH = NH3 + H2O + Li2SO3 =>
(NH4)2SO3 + 2 LiOH = 2 NH3 + 2 H2O + Li2SO3
Ba(NO3)3 = BaO + NO2 + O2 =>
Ba(NO3)3 = BaO + 3 NO2 + O2
H2SO4 + Fe = FeSO4 + H2 =>
H2SO4 + Fe = FeSO4 + H2
Hg2(NO3)2 + LiOH = HgOH + LiNO3 =>
Hg2(NO3)2 + 2 LiOH = 2 HgOH + 2 LiNO3
K2CO3 + HCl = CO2 + H2O + KCl =>
K2CO3 + 2 HCl = CO2 + H2O + 2 KCl
CuSO4*5H2O + Ca(NO3)2*4H2O = H2O + Cu(NO3)2*3H2O + CaSO4*2H2O =>
CuSO4*5H2O + Ca(NO3)2*4H2O = 4 H2O + Cu(NO3)2*3H2O + CaSO4*2H2O
Pb(NO3)2 + Na3PO4 = Pb3(PO4)2 + NaNO3 =>
3 Pb(NO3)2 + 2 Na3PO4 = Pb3(PO4)2 + 6 NaNO3
Ca{2+} + HCO3{-} + Ca(OH)2 = CaCO3 + H2O =>
Ca{2+} + 2 HCO3{-} + Ca(OH)2 = 2 CaCO3 + 2 H2O
PbCO3 + CH3COOH + H2O = Pb(CH3COO)2*3H2O + CO2 =>
PbCO3 + 2 CH3COOH + 2 H2O = Pb(CH3COO)2*3H2O + CO2
C2H6O2 + H2O = CO2 + H2 =>
C2H6O2 + 2 H2O = 2 CO2 + 5 H2
Fe(SO4) + KMnO4 + H2SO4 = Fe2(SO4)3 + MnSO4 + K2SO4 + H2O =>
10 Fe(SO4) + 2 KMnO4 + 8 H2SO4 = 5 Fe2(SO4)3 + 2 MnSO4 + K2SO4 + 8 H2O
Cr6 + Cl = CrCl6 =>
Cr6 + 36 Cl = 6 CrCl6
NaHSO3 + HCl = SO2 + H2O + NaCl =>
NaHSO3 + HCl = SO2 + H2O + NaCl
KCIO3 + P = KCI + P2O5 =>
5 KCIO3 + 6 P = 5 KCI + 3 P2O5
CuSO4 + Fe = Fe2(SO4)3 + Cu =>
3 CuSO4 + 2 Fe = Fe2(SO4)3 + 3 Cu
Fe + NH3 + H2O = FeN + H3O =>
Fe + NH3 + 3 H2O = FeN + 3 H3O
FUN = F + UN =>
FUN = F + UN
(C5H5)2Fe + (CH3CO)2O = (C5H5)Fe(C5H4COCH3) + CH3CO2H =>
(C5H5)2Fe + (CH3CO)2O = (C5H5)Fe(C5H4COCH3) + CH3CO2H
Na + O2 = NaO =>
2 Na + O2 = 2 NaO
MeO + H2O = Me(OH)2 =>
MeO + H2O = Me(OH)2
Cr(OH)3 + CrO3 = Cr2(CrO4)3 + H2O =>
2 Cr(OH)3 + 3 CrO3 = Cr2(CrO4)3 + 3 H2O
Co(ClO3)2 + KNO2 = K(ClO3)2 + CoNO2 =>
Co(ClO3)2 + KNO2 = K(ClO3)2 + CoNO2
Cu + NH4OH = CuNH4OH =>
Cu + NH4OH = CuNH4OH
Al(OH)3 + HCl = Al3{+} + OH{-} + H{+} + Cl =>
3 Al(OH)3 + 8 HCl = Al3{+} + 9 OH{-} + 8 H{+} + 8 Cl
SrCl2 + Al2(SO4)3 = Sr(SO4)3 + AlCl =>
SrCl2 + Al2(SO4)3 = Sr(SO4)3 + 2 AlCl
CaO + NaCl + H2O = CaOCl + NaOH + H2 =>
2 CaO + 2 NaCl + 2 H2O = 2 CaOCl + 2 NaOH + H2
C2H5COOH + KMnO4 + H2SO4 = CO2 + MnSO4 + K2SO4 + H2O =>
5 C2H5COOH + 14 KMnO4 + 21 H2SO4 = 15 CO2 + 14 MnSO4 + 7 K2SO4 + 36 H2O
Cr6 + O = CrO3 =>
Cr6 + 18 O = 6 CrO3
As2O3 + F2 = AsF3 + O2 =>
2 As2O3 + 6 F2 = 4 AsF3 + 3 O2
KOH(ac) + SO3(g) = K2SO4 + H2O =>
2 KOH(ac) + SO3(g) = K2SO4 + H2O
Ba(OH) + N2O3 = BaNO2 + H2O =>
2 Ba(OH) + N2O3 = 2 BaNO2 + H2O
NaOH + K3PO4 = K3OH + Na(PO4) =>
NaOH + K3PO4 = K3OH + Na(PO4)
KBr + H2SO4 = K2SO4 + Br + SO2 + H2O =>
2 KBr + 2 H2SO4 = K2SO4 + 2 Br + SO2 + 2 H2O
Sr + P4 = SrP =>
4 Sr + P4 = 4 SrP
KMnO4 + Fe(HCO3)2 + H2O = MnO2 + Fe(OH)3 + CO2 + KHCO3 =>
KMnO4 + 3 Fe(HCO3)2 + 2 H2O = MnO2 + 3 Fe(OH)3 + 5 CO2 + KHCO3
K2Cr2O7 + FeSO4 + H2SO4 = K2SO4 + Fe(SO4)3 + Cr2(SO4)3 + H2O =>
2 K2Cr2O7 + 3 FeSO4 + 14 H2SO4 = 2 K2SO4 + 3 Fe(SO4)3 + 2 Cr2(SO4)3 + 14 H2O
FeSO4 + KClO3 + KOH = KCl + K2FeO4 + H2O + K2SO4 =>
3 FeSO4 + 2 KClO3 + 12 KOH = 2 KCl + 3 K2FeO4 + 6 H2O + 3 K2SO4
Li2O + HNO3 = LiNO3 + H2O =>
Li2O + 2 HNO3 = 2 LiNO3 + H2O
Al2O3 + H4SO4 = Al + (SO4)3 + H2O =>
2 Al2O3 + 3 H4SO4 = 4 Al + (SO4)3 + 6 H2O
AlBr3 + NH3 + H2O = Al(HO)3 + NH4Br =>
AlBr3 + 3 NH3 + 3 H2O = Al(HO)3 + 3 NH4Br
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