| Équations équilibrées la veille | Équations équilibrées le lendemain |
FeBr3 + Zn = Fe + ZnBr3
SiCl4(l) + H2O = SiO2 + HCl =>
SiCl4(l) + 2 H2O = SiO2 + 4 HCl
Mg(OH)2 + H2CO3 = MgCO3 + HOH =>
Mg(OH)2 + H2CO3 = MgCO3 + 2 HOH
*1KClO4 = KCl + O2 =>
*1KClO4 = KCl + 2 O2
K2Cr2O7 + H2SO4 + Na2C2O4 = K2SO + Cr2(SO4)3 + Na2SO4 + H2O + CO2 =>
K2Cr2O7 + 10 H2SO4 + 6 Na2C2O4 = K2SO + Cr2(SO4)3 + 6 Na2SO4 + 10 H2O + 12 CO2
K2Zn3[Fe(CN)6]2 = [Fe(CN)6]4 + K2 + Zn3 =>
2 K2Zn3[Fe(CN)6]2 = [Fe(CN)6]4 + 2 K2 + 2 Zn3
MnOH2SO4 = MnSO4H2O =>
MnOH2SO4 = MnSO4H2O
C4H4O6 + H2O2 = CO2 + H2O =>
C4H4O6 + 4 H2O2 = 4 CO2 + 6 H2O
Co{2+} + S{2-} = CoS =>
Co{2+} + S{2-} = CoS
C2H4O(l) + O2 = CO2 + H2O =>
2 C2H4O(l) + 5 O2 = 4 CO2 + 4 H2O
NaCl(s) = NaCl(aq) =>
NaCl(s) = NaCl(aq)
O3 + H2 = O2H =>
4 O3 + 3 H2 = 6 O2H
NaCO3 + S + SO2 = NaS2O3 + CO2 =>
NaCO3 + S + SO2 = NaS2O3 + CO2
Zn + FeSO4 = ZnO4 + FeS =>
Zn + FeSO4 = ZnO4 + FeS
KBr + HCl + NaNO2 = NO + KCl + Br2 + NaCl + H2O =>
2 KBr + 4 HCl + 2 NaNO2 = 2 NO + 2 KCl + Br2 + 2 NaCl + 2 H2O
C2H4 + N2O = H2O + CO2 + N2 =>
C2H4 + 6 N2O = 2 H2O + 2 CO2 + 6 N2
Pb(s) + HNO3(aq) = Pb(NO3)2(aq) + H2(l) =>
Pb(s) + 2 HNO3(aq) = Pb(NO3)2(aq) + H2(l)
K2O + Cl2O = KCl + O2 =>
K2O + Cl2O = 2 KCl + O2
Ba(OH)2 + HAuCl4 = Au(OH)3 + BaCl2 + H2O =>
2 Ba(OH)2 + HAuCl4 = Au(OH)3 + 2 BaCl2 + H2O
FeCr2O + C = Cr + FeCO =>
FeCr2O + C = 2 Cr + FeCO
Na2CO3 + CuS = Cu2S + Na2S2O3 + Na2S + CO2 =>
3 Na2CO3 + 8 CuS = 4 Cu2S + Na2S2O3 + 2 Na2S + 3 CO2
FeCe2 + NaOH = Fe(OH)2 + NaCe =>
FeCe2 + 2 NaOH = Fe(OH)2 + 2 NaCe
(NH4)2SO4*FeSO4*6H2O + (NH4)2S = S[(NH4)2SO4*FeSO4*6H2O] + NH4 =>
(NH4)2SO4*FeSO4*6H2O + (NH4)2S = S[(NH4)2SO4*FeSO4*6H2O] + 2 NH4
K2Zn3[Fe(CN)6]2 = [Fe(CN)6]4 + K2 + Zn3 =>
2 K2Zn3[Fe(CN)6]2 = [Fe(CN)6]4 + 2 K2 + 2 Zn3
Li2CO3 + HOH = H2CO3 + LiOH =>
Li2CO3 + 2 HOH = H2CO3 + 2 LiOH
Zn(OH)2 + CuCl2 = ZnCl2 + Cu(OH)2 =>
Zn(OH)2 + CuCl2 = ZnCl2 + Cu(OH)2
Li2CO3 + HOH = H2CO3 + LiOH =>
Li2CO3 + 2 HOH = H2CO3 + 2 LiOH
FeCl2 + K2CrO7 + H2O = FeCl3 + KCl + Cr(OH)3 + Fe(OH)3 =>
27 FeCl2 + 3 K2CrO7 + 21 H2O = 16 FeCl3 + 6 KCl + 3 Cr(OH)3 + 11 Fe(OH)3
PbSO4 + NaCl = PbCl + NaSO4 =>
PbSO4 + NaCl = PbCl + NaSO4
Ca(OH)2 + MgCI2 = CaCI2 + Mg(OH)2 =>
Ca(OH)2 + MgCI2 = CaCI2 + Mg(OH)2
K2Zn3[Fe(CN)6]2 = [Fe(CN)6]4 + K2 + Zn3 =>
2 K2Zn3[Fe(CN)6]2 = [Fe(CN)6]4 + 2 K2 + 2 Zn3
C6H4(OH)COOH + CH3OH = C7H6(OH)COOCH3 + H2O =>
C6H4(OH)COOH + 2 CH3OH = C7H6(OH)COOCH3 + 2 H2O
Al + Cu2{+} = Al3{+} + Cu(s) =>
3 Al + Cu2{+} = Al3{+} + 2 Cu(s)
HNO3 + K2CO3 = KNO3 + H2(CO3) =>
2 HNO3 + K2CO3 = 2 KNO3 + H2(CO3)
FeCl2H8O4 + FeCl3H12O6 + NaOH = Fe3O4 + NaCl + H2O =>
FeCl2H8O4 + 2 FeCl3H12O6 + 8 NaOH = Fe3O4 + 8 NaCl + 20 H2O
Cu2(Fe(CN)6) + NH3*H2O = (NH4)4(Fe(CN)6) + (Cu(NH3)4)(OH)2 + H2O =>
Cu2(Fe(CN)6) + 12 NH3*H2O = (NH4)4(Fe(CN)6) + 2(Cu(NH3)4)(OH)2 + 8 H2O
Cr(NO3)3(aq) + LiOH(aq) = CrOH(s) + Li(NO3)3(aq) =>
Cr(NO3)3(aq) + LiOH(aq) = CrOH(s) + Li(NO3)3(aq)
Al(s) + HCl(aq) = AlCl(aq) + H2(g) =>
2 Al(s) + 2 HCl(aq) = 2 AlCl(aq) + H2(g)
CaCl2 + NaHCO3 + H2O + NH3 = NaCl + Ca(OH)2 + CO3{2-} + NH4{+} =>
CaCl2 + 2 NaHCO3 + 2 H2O + 4 NH3 = 2 NaCl + Ca(OH)2 + 2 CO3{2-} + 4 NH4{+}
Zn(S) + KMnO4 + KOH = S + K2MnO4 + Zn(OH)2 =>
Zn(S) + 2 KMnO4 + 2 KOH = S + 2 K2MnO4 + Zn(OH)2
Zn(OH)2 + Co(NO3)2 = CoZnO2 + HNO3 =>
Zn(OH)2 + Co(NO3)2 = CoZnO2 + 2 HNO3
NH4NO3 + KClO4 = KNO3 + NH4ClO4 =>
NH4NO3 + KClO4 = KNO3 + NH4ClO4
KI = K1 + I3 =>
3 KI = 3 K1 + I3
AgNo3 + Nh4SCn = AgSCn + Nh4No3 =>
AgNo3 + Nh4SCn = AgSCn + Nh4No3
H2S + Ni(NO3)2 = NiS + H(NO3) =>
H2S + Ni(NO3)2 = NiS + 2 H(NO3)
Cl2O + NH3 = N2 + NH3Cl + H2O =>
3 Cl2O + 8 NH3 = N2 + 6 NH3Cl + 3 H2O
N{+} + H{+} + e = NH =>
N{+} + H{+} + 2e = NH
Fe(s) + Zn(NO3)2(aq) = Fe(NO3)2 + Zn =>
Fe(s) + Zn(NO3)2(aq) = Fe(NO3)2 + Zn
FeOH3 + Al = AlOH3 + Fe =>
FeOH3 + Al = AlOH3 + Fe
Al2S3(s) + H2O(l) = Al(OH)3 + H2S(g) =>
Al2S3(s) + 6 H2O(l) = 2 Al(OH)3 + 3 H2S(g)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/24/24
Équations équilibrées sur12/24/23
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