| Équations équilibrées la veille |
2 Fe(OH)2 + Cl2 + 2 NaOH = 2 NaCl + 2 Fe(OH)3
(NH4)3PO4 + CaCl2 = (NH4)3Cl2 + CaPO4 =>
(NH4)3PO4 + CaCl2 = (NH4)3Cl2 + CaPO4
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Cu(OH){2+} = CuO + H{2+}O =>
Cu(OH){2+} = CuO + H{2+}O
K + S = K2S =>
2 K + S = K2S
C6H13N3O3 + O2 = CO2 + H2O + N2 =>
4 C6H13N3O3 + 31 O2 = 24 CO2 + 26 H2O + 6 N2
KMnO4 + HCl + H2SO4 = K2SO4 + MnSO4 + ClSO4 + H2O =>
6 KMnO4 + 10 HCl + 19 H2SO4 = 3 K2SO4 + 6 MnSO4 + 10 ClSO4 + 24 H2O
N2 + Ba = N3Ba2 =>
3 N2 + 4 Ba = 2 N3Ba2
C7H6O2 + NaHCO3 = C7H5O2Na + H2CO3 =>
C7H6O2 + NaHCO3 = C7H5O2Na + H2CO3
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Cs + HBr = CsBr + H2 =>
2 Cs + 2 HBr = 2 CsBr + H2
MgF2 + Li2CO3 = MgCO3 + LiF =>
MgF2 + Li2CO3 = MgCO3 + 2 LiF
Zn + CuSO4 = ZnSO4 + Cu =>
Zn + CuSO4 = ZnSO4 + Cu
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
Ba + P2 = Ba3P2 =>
3 Ba + P2 = Ba3P2
CoCl2 + (NH4)2CO3 = NH4Cl + CoCO3 =>
CoCl2 + (NH4)2CO3 = 2 NH4Cl + CoCO3
Cu(OH)2CuCO3(s) = CuO(s) + CO2(q) + H2O(l) =>
Cu(OH)2CuCO3(s) = 2 CuO(s) + CO2(q) + H2O(l)
Cu2S + H2O = Cu2O + H2S =>
Cu2S + H2O = Cu2O + H2S
Pb(NO3)2 + KOH = Pb(OH)2 + KNO3 =>
Pb(NO3)2 + 2 KOH = Pb(OH)2 + 2 KNO3
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
H2 + CO3 = H2O + CO2 =>
H2 + CO3 = H2O + CO2
C + S8 = CS2 =>
4 C + S8 = 4 CS2
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
Mg + (H2SO4)2 = H2 + MgSO4 =>
2 Mg + (H2SO4)2 = 2 H2 + 2 MgSO4
PbO2 + HCl = PbCl2 + Cl2 + H2O =>
PbO2 + 4 HCl = PbCl2 + Cl2 + 2 H2O
HCl + AgNO3 + KCl = Cl2 + KOH + AgNO2 =>
HCl + AgNO3 + KCl = Cl2 + KOH + AgNO2
NaOH + Ba(OH)2 = BaNa + (OH)2 =>
2 NaOH + 2 Ba(OH)2 = 2 BaNa + 3(OH)2
Ba(NO2)2 + H2SO4 = BaSO4 + HNO2 =>
Ba(NO2)2 + H2SO4 = BaSO4 + 2 HNO2
Fe + H20O = Fe3O4 + H2 =>
3 Fe + 4 H20O = Fe3O4 + 40 H2
CaCl2(aq) + O2(aq) = Ca(ClO3)2(aq) =>
CaCl2(aq) + 3 O2(aq) = Ca(ClO3)2(aq)
HCl(aq)NaHCO3(s) = NaCl(aq)H2O(l)CO2(g) =>
HCl(aq)NaHCO3(s) = NaCl(aq)H2O(l)CO2(g)
C2H5OH + NH3 = C2H5NH2 + NH4OH =>
C2H5OH + 2 NH3 = C2H5NH2 + NH4OH
C7H6O2 + O2 = CO2 + H2O =>
2 C7H6O2 + 15 O2 = 14 CO2 + 6 H2O
BaCl2 + HCl = BaCl3 + H =>
BaCl2 + HCl = BaCl3 + H
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
NaH3 + H2O = NaH + H3O =>
NaH3 + 2 H2O = NaH + 2 H3O
(NH4)2CrO4 + FeCl2 = NH4Cl + FeCrO4 =>
(NH4)2CrO4 + FeCl2 = 2 NH4Cl + FeCrO4
C3H9N + HCl = C3H10NCl =>
C3H9N + HCl = C3H10NCl
K3[Cr(OH)6] + Al(NO3)3 = Cr(OH)3 + Al(OH)3 + KNO3 =>
K3[Cr(OH)6] + Al(NO3)3 = Cr(OH)3 + Al(OH)3 + 3 KNO3
C6H12O2 + O2 = CO2 + H2O =>
C6H12O2 + 8 O2 = 6 CO2 + 6 H2O
CaCO3 + KNO3 + S = K2(SO4) + Ca(SO4) + N2 + CO2 =>
2 CaCO3 + 6 KNO3 + 5 S = 3 K2(SO4) + 2 Ca(SO4) + 3 N2 + 2 CO2
Zn(OH)2 + HO{-} = ZnO2{2-} + H2O =>
Zn(OH)2 + 2 HO{-} = ZnO2{2-} + 2 H2O
NaHCO3 + H3C6H5O7 = NaH3C6H5O7 + H2O + CO2 =>
18 NaHCO3 + 19 H3C6H5O7 = 18 NaH3C6H5O7 + 13 H2O + 24 CO2
Ca(OCl)4 + HCl = Cl2 + CaCl2 + H2O =>
Ca(OCl)4 + 8 HCl = 5 Cl2 + CaCl2 + 4 H2O
NHO3 + NaCl = NCl + NaHO3 =>
NHO3 + NaCl = NCl + NaHO3
Cu + HBr = CuBr2 + H2 =>
Cu + 2 HBr = CuBr2 + H2
KClO3 + (NH4)2C4H2O6 + BaCO3 = Ba(ClO3)2 + KHC4H2O6 + H2O + CO2 + NH3 =>
2 KClO3 + 2(NH4)2C4H2O6 + BaCO3 = Ba(ClO3)2 + 2 KHC4H2O6 + H2O + CO2 + 4 NH3
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Équations équilibrées sur10/15/24
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