| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Mg + 2 FeCl3 = 3 MgCl2 + 2 Fe
H2 + F2 = HF =>
H2 + F2 = 2 HF
Fe3O4 + H2 = Fe + H2O =>
Fe3O4 + 4 H2 = 3 Fe + 4 H2O
C5H12(g) + O2(g) = CO2(g) + H2O(g) =>
C5H12(g) + 8 O2(g) = 5 CO2(g) + 6 H2O(g)
HCl + KMnO4 + H3AsO3 = H3AsO4 + MnCl2 + KCl + H2O =>
6 HCl + 2 KMnO4 + 5 H3AsO3 = 5 H3AsO4 + 2 MnCl2 + 2 KCl + 3 H2O
CaS + O2 = CaO + SO2 =>
2 CaS + 3 O2 = 2 CaO + 2 SO2
Pb + O2 = Pb3O4 =>
3 Pb + 2 O2 = Pb3O4
KI = I3 + K =>
3 KI = I3 + 3 K
SO3 + Al(OH)3 = Al2(SO4)3 + H2O =>
3 SO3 + 2 Al(OH)3 = Al2(SO4)3 + 3 H2O
FeCl3 = Fe + Cl2 =>
2 FeCl3 = 2 Fe + 3 Cl2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
As2S3 + H2SO4 = As2(SO4)3 + H2S =>
As2S3 + 3 H2SO4 = As2(SO4)3 + 3 H2S
(ii)NH3 + Cl2 = HCl + NCl3 =>
(ii)NH3 + 3 Cl2 = 3 HCl + NCl3
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
FeS2 = Fe3S4 + S2 =>
3 FeS2 = Fe3S4 + S2
Ca(OH)2 + CO2 = Ca(HCO3)2 =>
Ca(OH)2 + 2 CO2 = Ca(HCO3)2
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
NH4 = NH3 + H2 =>
2 NH4 = 2 NH3 + H2
K2Cr2O7 + Na2SO3 + H2SO4 = Cr2(SO4)3 + K2SO4 + Na2SO4 + H2O =>
K2Cr2O7 + 3 Na2SO3 + 4 H2SO4 = Cr2(SO4)3 + K2SO4 + 3 Na2SO4 + 4 H2O
NH4 = NH3 + H =>
NH4 = NH3 + H
C5H12(g) + O2(g) = H2O + CO2 =>
C5H12(g) + 8 O2(g) = 6 H2O + 5 CO2
C6H5CH3 + Br2 = C6H4BrCH3 + HBr =>
C6H5CH3 + Br2 = C6H4BrCH3 + HBr
Li + O2 = Li2O =>
4 Li + O2 = 2 Li2O
C12H12O11 + O2 = CO2 + H2O =>
2 C12H12O11 + 19 O2 = 24 CO2 + 12 H2O
C2H4 + HBr = C2H5Br =>
C2H4 + HBr = C2H5Br
NaOH = Na + O2 + H2O =>
4 NaOH = 4 Na + O2 + 2 H2O
Zn + CuCl2 = Cu + ZnCl2 =>
Zn + CuCl2 = Cu + ZnCl2
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
AgF + NaCl = AgCl + NaF =>
AgF + NaCl = AgCl + NaF
Mg3N2 + H2O = Mg(OH)2 + NH3 =>
Mg3N2 + 6 H2O = 3 Mg(OH)2 + 2 NH3
Se + H2O2 + NaOH = Na2SeO4 + H2O =>
Se + 3 H2O2 + 2 NaOH = Na2SeO4 + 4 H2O
Fe + O2 + H20 = Fe(OH)2 =>
10 Fe + 10 O2 + H20 = 10 Fe(OH)2
C2H5Br + Br = C2H4Br + HBr =>
C2H5Br + Br = C2H4Br + HBr
PbO2 + HCl = PbCl2 + Cl2 + H2O =>
PbO2 + 4 HCl = PbCl2 + Cl2 + 2 H2O
K2Cr2O7 + KOH = K2CrO4 + H2O =>
K2Cr2O7 + 2 KOH = 2 K2CrO4 + H2O
CuO + H2 = Cu + H2O =>
CuO + H2 = Cu + H2O
Fe + S = FeS =>
Fe + S = FeS
BaCl + KSO2{-4} = BaSO2{-4} + KCl =>
BaCl + KSO2{-4} = BaSO2{-4} + KCl
As4 + KClO4 + KOH = K3AsO4 + KCl + H2O =>
2 As4 + 5 KClO4 + 24 KOH = 8 K3AsO4 + 5 KCl + 12 H2O
NaOH + H2So4 = Na2So4 + H2O =>
2 NaOH + H2So4 = Na2So4 + 2 H2O
Fe2O3 + C = Fe + CO2 =>
2 Fe2O3 + 3 C = 4 Fe + 3 CO2
Br2 + S + H2O = HBr + H2SO4 =>
3 Br2 + S + 4 H2O = 6 HBr + H2SO4
FeCl2 + O2 + H2O = Fe2O3 + HCl =>
4 FeCl2 + O2 + 4 H2O = 2 Fe2O3 + 8 HCl
Zn(s) + I2(s) = ZnI2(s) =>
Zn(s) + I2(s) = ZnI2(s)
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
Se + H2O2 + KOH = K2SeO4 + H2O =>
Se + 3 H2O2 + 2 KOH = K2SeO4 + 4 H2O
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
H2O + Na = NaOH + H2 =>
2 H2O + 2 Na = 2 NaOH + H2
Ca(OH)2 + CO2 = CaCO3 + H2O =>
Ca(OH)2 + CO2 = CaCO3 + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/25/19
Équations équilibrées sur02/24/18
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