| Équations équilibrées la veille |
FeS + 2 NaCl = Na2S + FeCl2
KOH + FeF2 = Fe(OH)2 + KF =>
2 KOH + FeF2 = Fe(OH)2 + 2 KF
NH4F + H2O = NH3F{-} + H3O{+} =>
NH4F + H2O = NH3F{-} + H3O{+}
Al(ClO2)3 + AgNO3 = Al(NO3)3 + AgClO2 =>
Al(ClO2)3 + 3 AgNO3 = Al(NO3)3 + 3 AgClO2
CuSO4 + H2O + S = Cu + H2SO4 =>
3 CuSO4 + 4 H2O + S = 3 Cu + 4 H2SO4
CaO + Zn(OH)2 = ZnCaO2 + H2O =>
CaO + Zn(OH)2 = ZnCaO2 + H2O
KHCO3 + H2O2 = K2C2O6 + H2O =>
2 KHCO3 + H2O2 = K2C2O6 + 2 H2O
PO2 + H2O = H3 + PO4 =>
3 PO2 + 6 H2O = 4 H3 + 3 PO4
LiHCO3(s) + H2SO4(aq) = Li2SO4(aq) + H2O(l) + CO2(g) =>
2 LiHCO3(s) + H2SO4(aq) = Li2SO4(aq) + 2 H2O(l) + 2 CO2(g)
P4S3 + O2 = P4O10 + SO2 =>
P4S3 + 8 O2 = P4O10 + 3 SO2
K2Cr2O7 + H2SO4 + C2H6OH = Cr2(SO4)3 + K2SO4 + CH3COOH + H2O =>
5 K2Cr2O7 + 20 H2SO4 + 6 C2H6OH = 5 Cr2(SO4)3 + 5 K2SO4 + 6 CH3COOH + 29 H2O
Pb(NO3)2 + Cr = Cr(NO3)3 + Pb =>
3 Pb(NO3)2 + 2 Cr = 2 Cr(NO3)3 + 3 Pb
Cl2 + NaOH = NaClO3 + NaCl + H2O =>
3 Cl2 + 6 NaOH = NaClO3 + 5 NaCl + 3 H2O
NaSO3 + FeSO4 + H2SO4 = Fe2(SO4)3 + NaS + H2O =>
NaSO3 + 6 FeSO4 + 3 H2SO4 = 3 Fe2(SO4)3 + NaS + 3 H2O
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
Cs + Cl(g) = CsCl =>
Cs + Cl(g) = CsCl
TiCl4 + Mg = Ti4 + MgCl2 =>
4 TiCl4 + 8 Mg = Ti4 + 8 MgCl2
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
CoCl2 + Na2SO4 = CoSO4(aq) + NaCl(aq) =>
CoCl2 + Na2SO4 = CoSO4(aq) + 2 NaCl(aq)
K2 + I2 = KI =>
K2 + I2 = 2 KI
NaSH + FeSO4 = Na2SO4 + H2S + FeS =>
2 NaSH + FeSO4 = Na2SO4 + H2S + FeS
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
CuO + CO2 = CuO3 + C =>
CuO + CO2 = CuO3 + C
HClO + Pb(OH)4 = Pb(OH)3ClO + H2O =>
HClO + Pb(OH)4 = Pb(OH)3ClO + H2O
C6H12O6 + H2 = C4H10O2 + H2O =>
2 C6H12O6 + 9 H2 = 3 C4H10O2 + 6 H2O
Ca(Cl)2 + Ca3(Po4)2 = Ca(Po4) + ClCa =>
Ca(Cl)2 + Ca3(Po4)2 = 2 Ca(Po4) + 2 ClCa
Ni(NO3)2 + H2S = NiS + HNO3 =>
Ni(NO3)2 + H2S = NiS + 2 HNO3
C2H3OCl + MnO4{-} + H{+} = Cl2 + CO2 + Mn{2+} + H2O =>
10 C2H3OCl + 18 MnO4{-} + 54 H{+} = 5 Cl2 + 20 CO2 + 18 Mn{2+} + 42 H2O
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
SiO2 + Ca3(PO4)2 = CaSiO3 + P4O10 =>
6 SiO2 + 2 Ca3(PO4)2 = 6 CaSiO3 + P4O10
LiSO4 + CaCl2 = CaSO4 + LiCl2 =>
LiSO4 + CaCl2 = CaSO4 + LiCl2
C8H18O + C2H4O2 = C11H14O3 + H2O =>
C8H18O + 7 C2H4O2 = 2 C11H14O3 + 9 H2O
Na2Cr2O7 + HNO3 + NaNO2 = Cr(NO3)3 + NaNO3 + H2O =>
Na2Cr2O7 + 8 HNO3 + 3 NaNO2 = 2 Cr(NO3)3 + 5 NaNO3 + 4 H2O
Cl2Co + N2NiO6 = Cl2NiO6 + N2Co =>
Cl2Co + N2NiO6 = Cl2NiO6 + N2Co
H2SO4 + CaO = CaSO4 + H2O =>
H2SO4 + CaO = CaSO4 + H2O
InCl2 = InCl3 + In =>
3 InCl2 = 2 InCl3 + In
PCl5 + H2O = H3PO4 + HCl =>
PCl5 + 4 H2O = H3PO4 + 5 HCl
Be2C + HCl = BeCl2 + CH4 =>
Be2C + 4 HCl = 2 BeCl2 + CH4
Na2CO3 + H2O = NaHCO3 + NaOH =>
Na2CO3 + H2O = NaHCO3 + NaOH
KMnO4 + Na2SO3 + H2O = MnO2 + Na2SO4 + KOH =>
2 KMnO4 + 3 Na2SO3 + H2O = 2 MnO2 + 3 Na2SO4 + 2 KOH
NH3 + Na2S2O8 + KOH = N2O + K2SO4 + Na2SO4 + H2O =>
2 NH3 + 4 Na2S2O8 + 8 KOH = N2O + 4 K2SO4 + 4 Na2SO4 + 7 H2O
[Ag(NH3)2]Cl + HNO3 = AgCl + NH4NO3 =>
[Ag(NH3)2]Cl + 2 HNO3 = AgCl + 2 NH4NO3
CH3C6H4Cl + KMnO4 = C6H4COOHCl + MnO2 + KOH =>
CH3C6H4Cl + 2 KMnO4 = C6H4COOHCl + 2 MnO2 + 2 KOH
H2S + Cl3Fe = Cl2Fe + S + HCl =>
H2S + 2 Cl3Fe = 2 Cl2Fe + S + 2 HCl
KSO4 + MgOH = MgSO4 + KOH =>
KSO4 + MgOH = MgSO4 + KOH
C4H9Cl + H2O = C4OH10 + HCl =>
C4H9Cl + H2O = C4OH10 + HCl
KSCN + Sb(NO2)3 = KNO2 + Sb(SCN)3 =>
3 KSCN + Sb(NO2)3 = 3 KNO2 + Sb(SCN)3
NH4OH + SO3 = (NH4)SO4 + H2 =>
2 NH4OH + 2 SO3 = 2(NH4)SO4 + H2
Ca(OH)2(aq) + HC2H3O2(aq) = Ca(C2H3O2)2(aq) + H2O(l) =>
Ca(OH)2(aq) + 2 HC2H3O2(aq) = Ca(C2H3O2)2(aq) + 2 H2O(l)
NaHCO3 + CH3 = CH3ONa + H2O + CO2 =>
7 NaHCO3 + 6 CH3 = 7 CH3ONa + 2 H2O + 6 CO2
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