| Équations équilibrées la veille | Équations équilibrées le lendemain |
C3H8O3 + Cu(OH)2 = [Cu(C3H8O3)](OH)2
CaC2 + N2 = CaCN2 + C =>
CaC2 + N2 = CaCN2 + C
MnSO4 + H2S = MnS + H2O + S =>
MnSO4 + 4 H2S = MnS + 4 H2O + 4 S
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Sn(CH3COO)4 + Na2S = SnS2 + Na4(CH3COO)4 =>
Sn(CH3COO)4 + 2 Na2S = SnS2 + Na4(CH3COO)4
Fe1 = Fe3 =>
3 Fe1 = Fe3
P2O3 + KMnO4 + H2SO4 + H2O = H3PO4 + MnSO4 + K2SO4 =>
5 P2O3 + 4 KMnO4 + 6 H2SO4 + 9 H2O = 10 H3PO4 + 4 MnSO4 + 2 K2SO4
B2O3 + CaF2 = BF3 + CaO =>
B2O3 + 3 CaF2 = 2 BF3 + 3 CaO
MnCl2 + N = NCl3 + Mn =>
3 MnCl2 + 2 N = 2 NCl3 + 3 Mn
KMn + O4 = KMnO4 =>
KMn + O4 = KMnO4
C2H6*C3H8 + O2 = CO2 + H2O =>
2 C2H6*C3H8 + 17 O2 = 10 CO2 + 14 H2O
KMnO4 + NaOH + KI = H2O + KIO3 + K2MnO4 + Na2MnO4 =>
6 KMnO4 + 6 NaOH + KI = 3 H2O + KIO3 + 3 K2MnO4 + 3 Na2MnO4
NiCO3(s) + HCl(aq) = H2O(l) + CO2(g) + NiCl2(aq) =>
NiCO3(s) + 2 HCl(aq) = H2O(l) + CO2(g) + NiCl2(aq)
KBr + AgNO3 = K(NO3)2 + Ag2Br =>
KBr + 2 AgNO3 = K(NO3)2 + Ag2Br
C2H5OH + CUO = CH3CHO + CU + H2O =>
C2H5OH + CUO = CH3CHO + CU + H2O
NaCl + H2O = NaOH + Cl2 + H2 =>
2 NaCl + 2 H2O = 2 NaOH + Cl2 + H2
AlCl3 + Nh4OH = Nh4Cl + Al(OH)3 =>
AlCl3 + 3 Nh4OH = 3 Nh4Cl + Al(OH)3
I2 + Na2S2O3 + H2O = HI + NaHSO4 =>
4 I2 + Na2S2O3 + 5 H2O = 8 HI + 2 NaHSO4
Al(OH)3 + SiO2 = Al4(SiO4)3 + H2O =>
4 Al(OH)3 + 3 SiO2 = Al4(SiO4)3 + 6 H2O
C + H2O = H2 + C(OH) =>
2 C + 2 H2O = H2 + 2 C(OH)
HBr + CO2 = H2O + CBr4 =>
4 HBr + CO2 = 2 H2O + CBr4
ZnO + Mg(OH)2 = ZnMgO2 + H2O =>
ZnO + Mg(OH)2 = ZnMgO2 + H2O
C5H6O + O2 = H2O + CO2 =>
C5H6O + 6 O2 = 3 H2O + 5 CO2
Al + TiCl4 = AlCl3 + Ti =>
4 Al + 3 TiCl4 = 4 AlCl3 + 3 Ti
C8H10 + H2 = C10H18 =>
5 C8H10 + 11 H2 = 4 C10H18
CH3 + CH2OH = CH3CH2OH =>
CH3 + CH2OH = CH3CH2OH
HCl + NaOH = H2O + NaCl =>
HCl + NaOH = H2O + NaCl
XeO3 + NaOH = Na2XeO4 + H2O =>
XeO3 + 2 NaOH = Na2XeO4 + H2O
KOH + SO4 = SOH + KO4 =>
KOH + SO4 = SOH + KO4
La(CH3COO)3 = La2O3 + CO2 + CH3COCH3 =>
2 La(CH3COO)3 = La2O3 + 3 CO2 + 3 CH3COCH3
H2C4H6O6 + NaOH = Na2C4H6O6 + H2O =>
H2C4H6O6 + 2 NaOH = Na2C4H6O6 + 2 H2O
Ca(NO3)2 + NaCl = CaCl2 + NO3Na =>
Ca(NO3)2 + 2 NaCl = CaCl2 + 2 NO3Na
Fe + KMnO4 + H2SO4 = FeSO4 + K2SO4 + H2O + MnSO4 =>
5 Fe + 2 KMnO4 + 8 H2SO4 = 5 FeSO4 + K2SO4 + 8 H2O + 2 MnSO4
Mn{2+} + BiO3 + H{+} = MnO4{-} + Bi{3+} + H2O =>
3 Mn{2+} + 5 BiO3 + 6 H{+} = 3 MnO4{-} + 5 Bi{3+} + 3 H2O
Al(NO3)3 + NaOH = Al(OH)3 + NaNO3 =>
Al(NO3)3 + 3 NaOH = Al(OH)3 + 3 NaNO3
NH4Br + Sr(OH)2 = Sr(Br)2 + NH3 + H2O =>
2 NH4Br + Sr(OH)2 = Sr(Br)2 + 2 NH3 + 2 H2O
CoCl2 + NaOH + Na2O2 + H2O = NaCl + Co(OH)3 =>
2 CoCl2 + 2 NaOH + Na2O2 + 2 H2O = 4 NaCl + 2 Co(OH)3
HCl(aq) + Ag(s) = AgCl(aq) + H2 =>
2 HCl(aq) + 2 Ag(s) = 2 AgCl(aq) + H2
P2O5 + HOH = HPO4 + H =>
P2O5 + 3 HOH = 2 HPO4 + 4 H
K2Cr2O7 + H2C2O4 + K2C2O4 = K3[Cr(C2O4)3]H2O + CO2 + H2O =>
K2Cr2O7 + 7 H2C2O4 + 2 K2C2O4 = 2 K3[Cr(C2O4)3]H2O + 6 CO2 + 5 H2O
KNO2 + HCl = KCl2 + H2NO2 =>
KNO2 + 2 HCl = KCl2 + H2NO2
CoBr3 + Na2CO3 = Co2(CO3)3 + NaBr =>
2 CoBr3 + 3 Na2CO3 = Co2(CO3)3 + 6 NaBr
Cu2O + H = Cu + H2O =>
Cu2O + 2 H = 2 Cu + H2O
SO2 + Na[Al(OH)4] = NaHSO3 + Al(OH)3 =>
SO2 + Na[Al(OH)4] = NaHSO3 + Al(OH)3
HCl + Mg = H2 + MgCl =>
2 HCl + 2 Mg = H2 + 2 MgCl
P + HNO3 + H2O = H3PO4 + NO =>
3 P + 5 HNO3 + 2 H2O = 3 H3PO4 + 5 NO
NaMnO4 + MgI2 + H2SO4 = I2 + MnSO4 + MgSO4 + Na2SO4 + H2O =>
2 NaMnO4 + 5 MgI2 + 8 H2SO4 = 5 I2 + 2 MnSO4 + 5 MgSO4 + Na2SO4 + 8 H2O
HNO2 + OH = NO2 + H2O =>
HNO2 + OH = NO2 + H2O
(C5H5)2Fe + (CH3CO)2O = (C5H5)Fe(C5H4COCH3) + CH3CO2H =>
(C5H5)2Fe + (CH3CO)2O = (C5H5)Fe(C5H4COCH3) + CH3CO2H
MnC2O4*3H2O(s) + O2(g) = MnO(s) + H2O(g) + CO2 =>
2 MnC2O4*3H2O(s) + O2(g) = 2 MnO(s) + 6 H2O(g) + 4 CO2
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