| Équations équilibrées la veille |
H2SO4 + Pb(C2H3O2)2 = PbSO4 + 2 CH3COOH
Pb(C2H3O2)2 + KI = PbI2 + KC2H3O2 =>
Pb(C2H3O2)2 + 2 KI = PbI2 + 2 KC2H3O2
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
Br2 + KI + K2O = IO3 + KBr =>
7 Br2 + 2 KI + 6 K2O = 2 IO3 + 14 KBr
Zn + CuSO4 = CuZn + ZnSO4 =>
2 Zn + CuSO4 = CuZn + ZnSO4
K2Cr2O7 + C2H5OH + H2SO4 = KCr(SO4)2 + C2H4O2 + H2O =>
2 K2Cr2O7 + 3 C2H5OH + 8 H2SO4 = 4 KCr(SO4)2 + 3 C2H4O2 + 11 H2O
H{+} + Sn = Sn{64+} + H2 =>
64 H{+} + Sn = Sn{64+} + 32 H2
Al2O3 + NaCl = AlNa + O2 + Cl2 =>
2 Al2O3 + 4 NaCl = 4 AlNa + 3 O2 + 2 Cl2
NaH2PO4*2H2O + Na2HPO4*12H2O = Na5P3O10*H2O + H2O =>
NaH2PO4*2H2O + 2 Na2HPO4*12H2O = Na5P3O10*H2O + 27 H2O
CH3CH2OH + Br2 = CH3CH2OBr + HBr =>
CH3CH2OH + Br2 = CH3CH2OBr + HBr
Fe3(O4) + HNO3 = Fe(NO3)3 + NO2 + HOH =>
Fe3(O4) + 10 HNO3 = 3 Fe(NO3)3 + NO2 + 5 HOH
AlH3 + NaOH = NaAlO + H =>
AlH3 + NaOH = NaAlO + 4 H
Fe(s) + S8(l) = Fe2S3(s) =>
16 Fe(s) + 3 S8(l) = 8 Fe2S3(s)
C6H7O6Na + O2 = CO2 + H2O + Na2 =>
4 C6H7O6Na + 19 O2 = 24 CO2 + 14 H2O + 2 Na2
K2O + H2Co3 = K2Co3 + H2O =>
K2O + H2Co3 = K2Co3 + H2O
CO2 + O{-2} = CO3{-2} =>
CO2 + O{-2} = CO3{-2}
CrO2 + Al = AlO + Cr =>
CrO2 + 2 Al = 2 AlO + Cr
Pb(C2H3O2)2 + K2CrO4 = PbCrO4 + KC2H3O2 =>
Pb(C2H3O2)2 + K2CrO4 = PbCrO4 + 2 KC2H3O2
KMnO4 + H2SO4 + KCl = MnSO4 + Cl2 + K2SO4 + H2O =>
2 KMnO4 + 8 H2SO4 + 10 KCl = 2 MnSO4 + 5 Cl2 + 6 K2SO4 + 8 H2O
NI = N2 + I2 =>
2 NI = N2 + I2
CuS + O2 = CuSO4 =>
CuS + 2 O2 = CuSO4
SCN{-} + H2O = SO4{2-} + {-} + H3O{+} + (CN)2 =>
2 SCN{-} + 24 H2O = 2 SO4{2-} + 14e + 16 H3O{+} + (CN)2
CH3CH2NH2 + HCl = CH3CH3 + NH3 + Cl =>
CH3CH2NH2 + 2 HCl = CH3CH3 + NH3 + 2 Cl
Cu + Fe2O3 = CuO3 + Fe =>
Cu + Fe2O3 = CuO3 + 2 Fe
C5H90 + O2 = CO2 + H2O =>
2 C5H90 + 55 O2 = 10 CO2 + 90 H2O
Pb(C2H3O2)2 + HCl = PbCl2 + HC2H3O2 =>
Pb(C2H3O2)2 + 2 HCl = PbCl2 + 2 HC2H3O2
MnWO4 + (NaOH)(H2O) = (Na2MnO3)(H2O) + (Na2WO3)(H2O) + H2O =>
MnWO4 + 4(NaOH)(H2O) = (Na2MnO3)(H2O) + (Na2WO3)(H2O) + 4 H2O
Pb(C2H3O2)2 + H2S = PbS + HC2H3O2 =>
Pb(C2H3O2)2 + H2S = PbS + 2 HC2H3O2
C6H5C2H5 + KMnO4 + H2SO4 = MnSO4 + K2SO4 + C6H5COOH + H2O =>
35 C6H5C2H5 + 54 KMnO4 + 81 H2SO4 = 54 MnSO4 + 27 K2SO4 + 40 C6H5COOH + 136 H2O
KHCO3(s)(heat) = K2CO3(s) + CO2(g) + H2O(g) =>
2 KHCO3(s)(heat) = K2CO3(s) + CO2(g) + H2O(g)
AgNO3 + H2S = Ag2S + HNO3 =>
2 AgNO3 + H2S = Ag2S + 2 HNO3
Mg(NO3)2 + K = K(NO3)2 + Mg =>
Mg(NO3)2 + K = K(NO3)2 + Mg
FeSO4 + NiCl2 = FeCl2 + NiSO4 =>
FeSO4 + NiCl2 = FeCl2 + NiSO4
Cl2O3 + H2O = H5ClO4 =>
Cl2O3 + 5 H2O = 2 H5ClO4
HNO3 + LiF = LiNO3 + HF =>
HNO3 + LiF = LiNO3 + HF
Ag2H + BaP = Ag2P + BaH =>
Ag2H + BaP = Ag2P + BaH
V + OH = HV2O7 + H2O =>
2 V + 13 OH = HV2O7 + 6 H2O
KNO3 + PbO2 = Pb(NO3)2 + KO =>
2 KNO3 + PbO2 = Pb(NO3)2 + 2 KO
C3H12 + Cl12N6 = Cl12C3N6H12 =>
C3H12 + Cl12N6 = Cl12C3N6H12
Cr + H2SeO4 = CrSeO4 + H2 =>
Cr + H2SeO4 = CrSeO4 + H2
AlBr3 + H2O = BrH + Al2O3 =>
2 AlBr3 + 3 H2O = 6 BrH + Al2O3
HCl + AgBr = HBr + AgCl =>
HCl + AgBr = HBr + AgCl
Na2CO3 + S = Na2S2O3 + Na2S4 + CO2 =>
3 Na2CO3 + 10 S = Na2S2O3 + 2 Na2S4 + 3 CO2
NH4NO3 + NaOH = NaNO3 + (NH3)2 + H2O =>
2 NH4NO3 + 2 NaOH = 2 NaNO3 + (NH3)2 + 2 H2O
CuCl2 + NaS2O5 + H2O = CuCl + HCl + H2SO4 + NaOH =>
3 CuCl2 + NaS2O5 + 4 H2O = 3 CuCl + 3 HCl + 2 H2SO4 + NaOH
Li + FeO = Li2O + Fe =>
2 Li + FeO = Li2O + Fe
S + ClO2 + NaOH = Na2SO4 + NaClO2 + H2O =>
S + 6 ClO2 + 8 NaOH = Na2SO4 + 6 NaClO2 + 4 H2O
CaI + AgNO3 = Ca(NO3) + AgI =>
CaI + AgNO3 = Ca(NO3) + AgI
Sn + Fe = Fe2Sn3 =>
3 Sn + 2 Fe = Fe2Sn3
SO2 + H2O = H2SO3 =>
SO2 + H2O = H2SO3
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Équations équilibrées sur12/13/24
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