| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 H{+} + 2 K = 2 K{+} + H2
H2S + SrF2 = SrS + HF =>
H2S + SrF2 = SrS + 2 HF
H2SO4 + K2Cr2O7 + KBr = Cr2(SO4)3 + H2O + Br + K2SO4 =>
7 H2SO4 + K2Cr2O7 + 6 KBr = Cr2(SO4)3 + 7 H2O + 6 Br + 4 K2SO4
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
FeAsS + Fe{3+} + H2O = Fe{2+} + HAsO4{2-} + SO4{2-} + H{+} =>
FeAsS + 13 Fe{3+} + 8 H2O = 14 Fe{2+} + HAsO4{2-} + SO4{2-} + 15 H{+}
NaHCO3 + C6H8O7 = C6H5Na3O7 + CO2 + H2O =>
3 NaHCO3 + C6H8O7 = C6H5Na3O7 + 3 CO2 + 3 H2O
CuSO4 + H2S = CuS + H2(SO4) =>
CuSO4 + H2S = CuS + H2(SO4)
Li + H2 = Li2H2 =>
2 Li + H2 = Li2H2
FeCl2 + K3[Fe(CN)6] = Fe3[Fe(CN)6]2 + KCl =>
3 FeCl2 + 2 K3[Fe(CN)6] = Fe3[Fe(CN)6]2 + 6 KCl
MnO4{-} + I{-} + OH{-} = MnO4{-2} + IO4{-} + H2O =>
8 MnO4{-} + I{-} + 8 OH{-} = 8 MnO4{-2} + IO4{-} + 4 H2O
I2 + CH3CH2OH = HI + C2H5O =>
I2 + 2 CH3CH2OH = 2 HI + 2 C2H5O
Mg(s) + HCl(aq) = H2(g) + MgCl2(eq) =>
Mg(s) + 2 HCl(aq) = H2(g) + MgCl2(eq)
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
KI + KMnO3 + H2SO4 = I2 + K2SO4 + MnSO4 + H2O =>
6 KI + 2 KMnO3 + 6 H2SO4 = 3 I2 + 4 K2SO4 + 2 MnSO4 + 6 H2O
Fe2S3 + NH4(OH) = (NH4)2S + Fe(OH)3 =>
Fe2S3 + 6 NH4(OH) = 3(NH4)2S + 2 Fe(OH)3
CrCl2 + NaOH = NaCl + Cr(OH)2 =>
CrCl2 + 2 NaOH = 2 NaCl + Cr(OH)2
C2H6O + Fe2O3 + F = C6H12O6 + Fe + HF =>
3 C2H6O + Fe2O3 + 6 F = C6H12O6 + 2 Fe + 6 HF
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
HReO4 + CsI + HBr = Cs2ReBr6 + I2 + H2O + CsBr =>
2 HReO4 + 6 CsI + 14 HBr = 2 Cs2ReBr6 + 3 I2 + 8 H2O + 2 CsBr
HNO3 + AlCl3 = HCl + Al(NO3)3 =>
3 HNO3 + AlCl3 = 3 HCl + Al(NO3)3
CaO + C = CO + CaC2 =>
CaO + 3 C = CO + CaC2
P + CO2 = P2O5 + C =>
4 P + 5 CO2 = 2 P2O5 + 5 C
Ba + H = HBa =>
Ba + H = HBa
H2O + HCN = CH4 + NH3 + O2 =>
6 H2O + 2 HCN = 2 CH4 + 2 NH3 + 3 O2
CH3CH2Cl + CH3OH = CH3CH2OCH3 + HCl =>
CH3CH2Cl + CH3OH = CH3CH2OCH3 + HCl
N2 + F2 = NF3 =>
N2 + 3 F2 = 2 NF3
NaO + H2SO4 = Na(SO4) + H2O =>
NaO + H2SO4 = Na(SO4) + H2O
PbO + H2SO4 = PbSO4 + H2O =>
PbO + H2SO4 = PbSO4 + H2O
W + O2 = WO3 =>
2 W + 3 O2 = 2 WO3
Na2Cr2O7 + H2SO3 + H2SO4 = Na2SO4 + Cr2S3O12 + H2O =>
Na2Cr2O7 + 3 H2SO3 + H2SO4 = Na2SO4 + Cr2S3O12 + 4 H2O
CuSO4 + H2SiO3 = CuSiO3 + H2SO4 =>
CuSO4 + H2SiO3 = CuSiO3 + H2SO4
Cu(s) + O2(g) = CuO(s) =>
2 Cu(s) + O2(g) = 2 CuO(s)
Cl2 + NaBr = NaCl + Br2 =>
Cl2 + 2 NaBr = 2 NaCl + Br2
CoO + O2 = Co3O4 =>
6 CoO + O2 = 2 Co3O4
Br2 + SO2 + H2O = Br{-} + SO4{-2} + H{+} =>
Br2 + SO2 + 2 H2O = 2 Br{-} + SO4{-2} + 4 H{+}
CH4O + OH = H2O + CO2 =>
CH4O + 6 OH = 5 H2O + CO2
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
KAl2[AlSi3O10](OH)2 + H{+} + H2O = K{+} + Al2Si2O5(OH)4 =>
2 KAl2[AlSi3O10](OH)2 + 2 H{+} + 3 H2O = 2 K{+} + 3 Al2Si2O5(OH)4
CaOH2O = Ca(OH)2 =>
CaOH2O = Ca(OH)2
As + KOH = K3AsO3 + H =>
As + 3 KOH = K3AsO3 + 3 H
Cl2(s) + KBr(aq) = KCl + Br2 =>
Cl2(s) + 2 KBr(aq) = 2 KCl + Br2
CuH2OO2 = CuO2H2O =>
CuH2OO2 = CuO2H2O
Mg(s) + H3PO4(aq) = Mg3(PO4)2(aq) + H2(g) =>
3 Mg(s) + 2 H3PO4(aq) = Mg3(PO4)2(aq) + 3 H2(g)
HC8H7O4 + NaOH = H2O + NaC8H7O4 =>
HC8H7O4 + NaOH = H2O + NaC8H7O4
Cl2O7 + CuO = CuCl2 + O2 =>
Cl2O7 + CuO = CuCl2 + 4 O2
AgNO3(aq) + H2SO4(aq) = Ag2SO4(s) + HNO3(aq) =>
2 AgNO3(aq) + H2SO4(aq) = Ag2SO4(s) + 2 HNO3(aq)
MnCl2 + PbO2 + HNO3 = HMnO4 + Cl2 + Pb(NO3)2 + H2 =>
2 MnCl2 + 4 PbO2 + 8 HNO3 = 2 HMnO4 + 2 Cl2 + 4 Pb(NO3)2 + 3 H2
Ba(OH)2(aq) + H2CO3(aq) = HOH + BaCO3 =>
Ba(OH)2(aq) + H2CO3(aq) = 2 HOH + BaCO3
CH3COOC2H5 + HCl = C2H5Cl + CH3COOH =>
CH3COOC2H5 + HCl = C2H5Cl + CH3COOH
Hg + Cl2 = HgCl2 =>
Hg + Cl2 = HgCl2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/15/24
Équations équilibrées sur01/14/24
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