| Équations équilibrées la veille |
NH3 + O2 + CH2 = HCN + 2 H2O
SO4 + Ba(NO3)2 = BaSO4 + (NO3)2 =>
SO4 + Ba(NO3)2 = BaSO4 + (NO3)2
CuO + HNO3 = Cu(NO3)2 + H2O =>
CuO + 2 HNO3 = Cu(NO3)2 + H2O
H2O2 + NaOH + C12H23ClO = C24H46O4 + NaCl + H2O =>
H2O2 + 2 NaOH + 2 C12H23ClO = C24H46O4 + 2 NaCl + 2 H2O
SnCO3 + HCl = SnCl2 + CO2 + H2O =>
SnCO3 + 2 HCl = SnCl2 + CO2 + H2O
K2CrO4 + (CH3COO)2Pb = PbCrO4 + CH3COOK =>
K2CrO4 + (CH3COO)2Pb = PbCrO4 + 2 CH3COOK
Mn{2+} + (NH4)2S2O8 + H2O = MnO4{-} + (NH4)2SO4 + H2SO4 + H{+} =>
2 Mn{2+} + 5(NH4)2S2O8 + 8 H2O = 2 MnO4{-} + 5(NH4)2SO4 + 5 H2SO4 + 6 H{+}
Zn + H2SO4 + H2O = [Zn(OH2)6]SO4 + H2 =>
Zn + H2SO4 + 6 H2O = [Zn(OH2)6]SO4 + H2
NH4OH + NH4Al(SO4)2H2O = Al(OH)3 + (NH4)2SO4 + H2O =>
3 NH4OH + NH4Al(SO4)2H2O = Al(OH)3 + 2(NH4)2SO4 + H2O
MgCl2 + Ca = MgCl2Ca2 =>
MgCl2 + 2 Ca = MgCl2Ca2
CH3CH2CH2OHHCl = CH3CH2CH2ClH2O =>
CH3CH2CH2OHHCl = CH3CH2CH2ClH2O
Ca + S4 = CaS4 =>
Ca + S4 = CaS4
NaCl + H2O = HCl + NaOH =>
NaCl + H2O = HCl + NaOH
BaCl2 + SO4 = Ba(SO4) + Cl2 =>
BaCl2 + SO4 = Ba(SO4) + Cl2
Ba2(CO3)2 = BaOCO2 =>
Ba2(CO3)2 = 2 BaOCO2
Sc2O3 + H = Sc + H2O =>
Sc2O3 + 6 H = 2 Sc + 3 H2O
Ca(NO3)2(aq) + Na2CO3 = CaCO3(s) + NaNO3(aq) =>
Ca(NO3)2(aq) + Na2CO3 = CaCO3(s) + 2 NaNO3(aq)
CaO + Be(OH)2 = Ca(OH)2 + BeO =>
CaO + Be(OH)2 = Ca(OH)2 + BeO
Ba2(CO3)2 = BaCO3 =>
Ba2(CO3)2 = 2 BaCO3
Fe + CuCI2 = FeCI2 + Cu =>
Fe + CuCI2 = FeCI2 + Cu
NH3 + CH3COOH = CH3COONH4 =>
NH3 + CH3COOH = CH3COONH4
Fe + CuCI2 = FeCI2 + Cu =>
Fe + CuCI2 = FeCI2 + Cu
Li2CO3 + Rb3PO4 = Rb2CO3 + Li3PO4 =>
3 Li2CO3 + 2 Rb3PO4 = 3 Rb2CO3 + 2 Li3PO4
CH3OH + CH3CH2CH2COOH = CH3CH2CH2COOCH2CH3 + H2O =>
2 CH3OH + CH3CH2CH2COOH = CH3CH2CH2COOCH2CH3 + 2 H2O
C5H10O2 + O2 = CO2 + H2O =>
2 C5H10O2 + 13 O2 = 10 CO2 + 10 H2O
Cl2 + K2SO4 + H2O = KClO3 + KCl + H2SO4 =>
3 Cl2 + 3 K2SO4 + 3 H2O = KClO3 + 5 KCl + 3 H2SO4
(NH4)2HPO4 + NaOH = NH3 + H2O + Na2HPO4 =>
(NH4)2HPO4 + 2 NaOH = 2 NH3 + 2 H2O + Na2HPO4
KMnO4 + H2SO4 + NH3 = N2 + K2SO4 + MnSO4 + H2O =>
6 KMnO4 + 9 H2SO4 + 10 NH3 = 5 N2 + 3 K2SO4 + 6 MnSO4 + 24 H2O
CaC2O4 + HCl = H2C2O4 + CaCl2 =>
CaC2O4 + 2 HCl = H2C2O4 + CaCl2
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
CH4 + O2 = COH + H2O =>
4 CH4 + 5 O2 = 4 COH + 6 H2O
NH3 + NiO = Ni + N2 + H2O =>
2 NH3 + 3 NiO = 3 Ni + N2 + 3 H2O
KClO4 + HCl = KCl + H2O + Cl2 =>
KClO4 + 8 HCl = KCl + 4 H2O + 4 Cl2
MgCl2 + Ba = Mg + BaCl2 =>
MgCl2 + Ba = Mg + BaCl2
S + NO2 = SO2 + NO =>
S + 2 NO2 = SO2 + 2 NO
FeS2 + Fe{3+} + OH{-} = Fe{2+} + SO4{2-} + H2O =>
FeS2 + 14 Fe{3+} + 16 OH{-} = 15 Fe{2+} + 2 SO4{2-} + 8 H2O
Al(OH)3 + Ba(OH)2 = Ba3 + (AlO3)2 + H2O =>
2 Al(OH)3 + 3 Ba(OH)2 = Ba3 + (AlO3)2 + 6 H2O
[Cu(NH3)4](OH)2 = CuO + NH3 + H2O =>
[Cu(NH3)4](OH)2 = CuO + 4 NH3 + H2O
BrO3{-} + HAsO2 + H2O = Br{-} + H2AsO4 =>
BrO3{-} + 2 HAsO2 + H2O = Br{-} + 2 H2AsO4
Al() + HCl = AlCl3 + H2 =>
2 Al() + 6 HCl = 2 AlCl3 + 3 H2
S + Ca(OH)2 = CaS4 + H2O + CaS2O3 =>
10 S + 3 Ca(OH)2 = 2 CaS4 + 3 H2O + CaS2O3
Fe2(CO3)3 + In(CN)3 = Fe(CN)3 + In2(CO3)3 =>
Fe2(CO3)3 + 2 In(CN)3 = 2 Fe(CN)3 + In2(CO3)3
CaClO3(s) = CaCl(s) + O2(g) =>
2 CaClO3(s) = 2 CaCl(s) + 3 O2(g)
Ca2Si + Cl2 = CaCl2 + SiCl4 =>
Ca2Si + 4 Cl2 = 2 CaCl2 + SiCl4
K{+} + SO4{2-} + [Al(H2O)6]{3+} + H2O = KAl(SO4)2*12H2O =>
K{+} + 2 SO4{2-} + [Al(H2O)6]{3+} + 6 H2O = KAl(SO4)2*12H2O
Zn(ClO4)2 + Ag = Ag(ClO4) + Zn =>
Zn(ClO4)2 + 2 Ag = 2 Ag(ClO4) + Zn
HCNS + I2 + H2O = ICN + SO4{2-} + H{+} + I{-} =>
HCNS + 4 I2 + 4 H2O = ICN + SO4{2-} + 9 H{+} + 7 I{-}
FeSO4 + NaOH = Fe(OH)2 + Na2SO4 =>
FeSO4 + 2 NaOH = Fe(OH)2 + Na2SO4
CuSO4 + CuCl2 = Cu + Cl2SO4 =>
CuSO4 + CuCl2 = 2 Cu + Cl2SO4
Ag + O2(g) = Ag2O =>
4 Ag + O2(g) = 2 Ag2O
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Équations équilibrées sur10/21/24
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