| Équations équilibrées la veille | Équations équilibrées le lendemain |
CoSO4 + Na2CO3 = CoCO3 + Na2SO4
FeSO4*7H2O + KOH = FeO + K2SO4 + H2O =>
FeSO4*7H2O + 2 KOH = FeO + K2SO4 + 8 H2O
Br2 + Na2SO3 + H2O = NaOH + BrSO4 + H2 =>
Br2 + 2 Na2SO3 + 6 H2O = 4 NaOH + 2 BrSO4 + 4 H2
LiF + MgO = MgF2 + Li2O =>
2 LiF + MgO = MgF2 + Li2O
MnO4{-} + C2H5OH = MnO2 + CH3COO{-} + H2O + OH{-} =>
4 MnO4{-} + 3 C2H5OH = 4 MnO2 + 3 CH3COO{-} + 4 H2O + OH{-}
H2O + F2 = HF + O3 =>
3 H2O + 3 F2 = 6 HF + O3
C4H10(g) + O2(g) = CO2(g) + H2O(g) =>
2 C4H10(g) + 13 O2(g) = 8 CO2(g) + 10 H2O(g)
AlBr3 + Cl2 = AlCl3 + Br2 =>
2 AlBr3 + 3 Cl2 = 2 AlCl3 + 3 Br2
KMnO4 + Cl + H2O = MnO2 + KClO4 + KOH =>
7 KMnO4 + 3 Cl + 2 H2O = 7 MnO2 + 3 KClO4 + 4 KOH
C7H8 + O = C7H8O =>
C7H8 + O = C7H8O
H2SO4 + Al(HO)3 = HOH + Al2(SO4)3 =>
3 H2SO4 + 2 Al(HO)3 = 6 HOH + Al2(SO4)3
HCl(aq) + Hg2(NO3)2(aq) = HNO3 + Hg2Cl2 =>
2 HCl(aq) + Hg2(NO3)2(aq) = 2 HNO3 + Hg2Cl2
NaOH(s) = NaOH(aq) = HCL(aq)NAOH(aq) = H2O(l)NACL(aq) =>
NaOH(s) = NaOH(aq)
(Pb(CH3COO)2) = Pb + CH3COO =>
(Pb(CH3COO)2) = Pb + 2 CH3COO
H2O + KHSO5 + KBr = KHSO4 + Br2 + KOH =>
H2O + KHSO5 + 2 KBr = KHSO4 + Br2 + 2 KOH
Na2CO3*IOH2O = Na2CO3 + IOH2O =>
Na2CO3*IOH2O = Na2CO3 + IOH2O
(a)CaCO3(s) + HCl(aq) = CaCl2(aq) + CO2(g) + H2O(l) =>
(a)CaCO3(s) + 2 HCl(aq) = CaCl2(aq) + CO2(g) + H2O(l)
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
MnOH2 + O2 = MnO2 + H2O =>
MnOH2 + O2 = MnO2 + H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Zn + NH4Cl = [Zn(NH3)4]Cl2 + HCl + H2 =>
Zn + 4 NH4Cl = [Zn(NH3)4]Cl2 + 2 HCl + H2
Pb + Zn(NO3)2 = Pb(NO3)2 + Zn =>
Pb + Zn(NO3)2 = Pb(NO3)2 + Zn
He + O2 = HeO =>
2 He + O2 = 2 HeO
C2H4O2 + Al(OH)3 = H2O + C6H9AlO6 =>
3 C2H4O2 + Al(OH)3 = 3 H2O + C6H9AlO6
SO2 + NAJO3 + H2O = H2SO4 + NAJ =>
3 SO2 + NAJO3 + 3 H2O = 3 H2SO4 + NAJ
Ca(ClO4)2 + Cs3PO4 = Ca3(PO4)2 + CsClO4 =>
3 Ca(ClO4)2 + 2 Cs3PO4 = Ca3(PO4)2 + 6 CsClO4
C14H12O2 + CuO + HO(C2H3O) = C13H10O2 + CuO(C2H3O) =>
5 C14H12O2 + 16 CuO + 7 HO(C2H3O) = 4 C13H10O2 + 16 CuO(C2H3O)
CuSO4*5H2O + NaOH + NaKC4H4O6*4H2O = CuSO4NaOHNaKC4H4O6*4H2O*5H2O =>
CuSO4*5H2O + NaOH + NaKC4H4O6*4H2O = CuSO4NaOHNaKC4H4O6*4H2O*5H2O
HCl + (BrOH)2 = (BrCl)2 + H2O =>
2 HCl + (BrOH)2 = (BrCl)2 + 2 H2O
Ca(CO3)2 + Na2CO3 = Na2(CO3)2 + CaCO3 =>
Ca(CO3)2 + Na2CO3 = Na2(CO3)2 + CaCO3
Br + Na2SO3 = BrSO3 + Na2 =>
Br + Na2SO3 = BrSO3 + Na2
HNO3 + HI = NO2 + HIO + H2O =>
2 HNO3 + HI = 2 NO2 + HIO + H2O
NH4(OH) = O(NH4)2 + H2O =>
2 NH4(OH) = O(NH4)2 + H2O
Na2CO3 + Zn(NO3)2 = NaNO3 + ZnCO3 =>
Na2CO3 + Zn(NO3)2 = 2 NaNO3 + ZnCO3
KNO3 + CuCl2 = KCl2 + CuNO3 =>
KNO3 + CuCl2 = KCl2 + CuNO3
Cl3 + NaBr = Na2Cl + Br =>
Cl3 + 6 NaBr = 3 Na2Cl + 6 Br
NaOH + H2 + Cl2 = NaCl2 + H2O =>
2 NaOH + H2 + 2 Cl2 = 2 NaCl2 + 2 H2O
Ba2N3 = Ba2 + N2 =>
2 Ba2N3 = 2 Ba2 + 3 N2
AgNO3 + H2S = Ag2S + HNO3 =>
2 AgNO3 + H2S = Ag2S + 2 HNO3
MnCl2 = Mn + Cl =>
MnCl2 = Mn + 2 Cl
MnO2 + C = MnC + O2 =>
MnO2 + C = MnC + O2
H2O + CaCO3 + CO2 = Ca{2+} + HCO3{-} =>
H2O + CaCO3 + CO2 = Ca{2+} + 2 HCO3{-}
(C14H18N2O5) + H2O = C9H11NO2 + C4H7NO4 + CH3OH =>
(C14H18N2O5) + 2 H2O = C9H11NO2 + C4H7NO4 + CH3OH
PbCl2 + Li2SO4 = PbSO4 + LiCl =>
PbCl2 + Li2SO4 = PbSO4 + 2 LiCl
NaFeO2 + Cl2 + NaOH = NaFeO4 + NaCl + H2O =>
NaFeO2 + 2 Cl2 + 4 NaOH = NaFeO4 + 4 NaCl + 2 H2O
TlClO3 = TlCl + O2 =>
2 TlClO3 = 2 TlCl + 3 O2
C2H5OH + O2 = C2O2 + H =>
2 C2H5OH + O2 = 2 C2O2 + 12 H
I3{-} + HSO3{-} + H2O = I{-} + H{+} + SO4{2-} =>
I3{-} + HSO3{-} + H2O = 3 I{-} + 3 H{+} + SO4{2-}
In2O3 + KCl = InCl3 + K2O =>
In2O3 + 6 KCl = 2 InCl3 + 3 K2O
K2(CO3) + HCl = CO2 + KCl + H2O =>
K2(CO3) + 2 HCl = CO2 + 2 KCl + H2O
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