| Équations équilibrées la veille |
HN3 + 15 HCl + 4 Au = 4 HAuCl3 + 3 NH4Cl
CaCO3(aq) + HCl(aq) = CO2(g) + CaCl2(aq) + H2O(l) =>
CaCO3(aq) + 2 HCl(aq) = CO2(g) + CaCl2(aq) + H2O(l)
H2O2(aq) + KI(aq) = I2(l) + KOH(aq) =>
H2O2(aq) + 2 KI(aq) = I2(l) + 2 KOH(aq)
Zn + H2SO4 + As2O3 = ZnSO4 + H2As2O3 =>
Zn + H2SO4 + As2O3 = ZnSO4 + H2As2O3
Li2O + H2O = LiOH =>
Li2O + H2O = 2 LiOH
C6H5CHOHCCl3 + NaOH = C6H5CHOHCOONa + NaCl + H2O =>
C6H5CHOHCCl3 + 4 NaOH = C6H5CHOHCOONa + 3 NaCl + 2 H2O
K2SO3 + Na2Cr2O7 + NaHSO4 = K2SO4 + Na2SO4 + Cr2(SO4)3 + H2O =>
3 K2SO3 + Na2Cr2O7 + 8 NaHSO4 = 3 K2SO4 + 5 Na2SO4 + Cr2(SO4)3 + 4 H2O
KMnO4 = K2MnO4 + Mn4 + O2 =>
8 KMnO4 = 4 K2MnO4 + Mn4 + 8 O2
KI + HI = KH + I2 =>
KI + HI = KH + I2
SiO2 + H2SO4 = Si(SO4)2 + H2O =>
SiO2 + 2 H2SO4 = Si(SO4)2 + 2 H2O
CuSO4(aq) + K2CO3(aq) = CuCO3(s) + K2SO4(aq) =>
CuSO4(aq) + K2CO3(aq) = CuCO3(s) + K2SO4(aq)
NO + Fe = Fe(NO) =>
NO + Fe = Fe(NO)
SiO2 + H2SO4 = Si(SO4)2 + H2O =>
SiO2 + 2 H2SO4 = Si(SO4)2 + 2 H2O
(NH)Cl4 + Ba2(N2O3) = BaCl + (NH)2(N2O3)4 =>
2(NH)Cl4 + 4 Ba2(N2O3) = 8 BaCl + (NH)2(N2O3)4
KO2 + H2O = H2O2 + KOH = O2 =>
2 KO2 + 4 H2O = 3 H2O2 + 2 KOH
LiHCO3(aq) + HBr(aq) = LiBr(s) + H2CO3(aq) =>
LiHCO3(aq) + HBr(aq) = LiBr(s) + H2CO3(aq)
K3(Fe(CN)6) + NaOH = K3Na[Fe(CN)6] + H2O + O2 =>
4 K3(Fe(CN)6) + 4 NaOH = 4 K3Na[Fe(CN)6] + 2 H2O + O2
FeCl3 + CH3COOAg + H2O = Fe(OH)3 + CH3COOH + AgCl =>
FeCl3 + 3 CH3COOAg + 3 H2O = Fe(OH)3 + 3 CH3COOH + 3 AgCl
CaO + NH4OH = Ca(OH)2 + NH3 =>
CaO + NH4OH = Ca(OH)2 + NH3
AlI3 + F = Al3 + FI =>
3 AlI3 + 9 F = Al3 + 9 FI
FeSO4 + SrCl2 = FeCl2 + SO4Sr =>
FeSO4 + SrCl2 = FeCl2 + SO4Sr
C3H6O3 + NaOH = C3H3O2Na + H2O =>
C3H6O3 + NaOH = C3H3O2Na + 2 H2O
Cu + Fe(NO3)3 = Cu(NO3)2 + Fe =>
3 Cu + 2 Fe(NO3)3 = 3 Cu(NO3)2 + 2 Fe
Fe2O3 + AgCl = Ag2O + FeCl3 =>
Fe2O3 + 6 AgCl = 3 Ag2O + 2 FeCl3
H{+} + H{-} = H2 =>
H{+} + H{-} = H2
Mg(OH)2(aq) = Mg2(aq) + OH(aq) =>
2 Mg(OH)2(aq) = Mg2(aq) + 4 OH(aq)
Cu2SO4(aq) + NaK(C4H4O6)(aq) + NaOH = Na2[Cu(C4H4O6)2] + KOH + Na2SO4 + Na =>
Cu2SO4(aq) + 4 NaK(C4H4O6)(aq) + 4 NaOH = 2 Na2[Cu(C4H4O6)2] + 4 KOH + Na2SO4 + 2 Na
KFeO2 + H2O = KOH + Fe2O3 =>
2 KFeO2 + H2O = 2 KOH + Fe2O3
BaCl2HCl = HCl2BaCl =>
BaCl2HCl = HCl2BaCl
P(NH4)3 + NaOH = Na3P + NH3 + H2O =>
P(NH4)3 + 3 NaOH = Na3P + 3 NH3 + 3 H2O
As2O3 + NO3{-} + H2O + H{+} = H3AsO4 + N2O3 =>
As2O3 + 2 NO3{-} + 2 H2O + 2 H{+} = 2 H3AsO4 + N2O3
Fe(OH)3 + HCl + KSCN = Fe(SCN)3 + H2O + KCl =>
Fe(OH)3 + 3 HCl + 3 KSCN = Fe(SCN)3 + 3 H2O + 3 KCl
CO2 + CaSiO3 + Mg2SiO4 = CaMg(CO3)2 + SiO2 =>
4 CO2 + 2 CaSiO3 + Mg2SiO4 = 2 CaMg(CO3)2 + 3 SiO2
H2 + Mg3(PO4)2 = Mg2 + H3(PO4)2 =>
3 H2 + 2 Mg3(PO4)2 = 3 Mg2 + 2 H3(PO4)2
LiHCO3 = H2CO3 + Li2CO3 =>
2 LiHCO3 = H2CO3 + Li2CO3
LiBr + KCl = LiCl + KBr =>
LiBr + KCl = LiCl + KBr
Cr3 + S = CrS =>
Cr3 + 3 S = 3 CrS
CH2O + H2SO4 = CO2 + H2O + SO2 =>
CH2O + 2 H2SO4 = CO2 + 3 H2O + 2 SO2
Co = Co2 =>
2 Co = Co2
Na2 + HCl = H2 + NaCl =>
Na2 + 2 HCl = H2 + 2 NaCl
NaOH + H2C6H6O6 = H2O + NaHC6H6O6 =>
NaOH + H2C6H6O6 = H2O + NaHC6H6O6
CH3(CH2)6 + O2 = CO2 + H2O =>
4 CH3(CH2)6 + 43 O2 = 28 CO2 + 30 H2O
Ca(OH)2 + CO2 = CaCO3 + H2CO3 = Ca(HCO3)2 =>
Ca(OH)2 + 2 CO2 = CaCO3 + H2CO3
Mg + Pb{+2} = Pb + Mg{+2} =>
Mg + Pb{+2} = Pb + Mg{+2}
C2H5OH + NaOH = C2H5ONa + HOH =>
C2H5OH + NaOH = C2H5ONa + HOH
Na999Cl999 = Na{+} + Cl{-} =>
Na999Cl999 = 999 Na{+} + 999 Cl{-}
FeCl3 + Ca3(PO4)2 = FePO4 + CaCl2 =>
2 FeCl3 + Ca3(PO4)2 = 2 FePO4 + 3 CaCl2
CH3COH + K2Cr2O7 + H2SO4 = CH3COOH + K2SO4 + H2O + CrSO4 =>
4 CH3COH + K2Cr2O7 + 3 H2SO4 = 4 CH3COOH + K2SO4 + 3 H2O + 2 CrSO4
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Fe(OH)3 + NaOCl + NaOH = Na2FeO4 + NaCl + H2O =>
2 Fe(OH)3 + 3 NaOCl + 4 NaOH = 2 Na2FeO4 + 3 NaCl + 5 H2O
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Équations équilibrées sur12/10/24
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