| Équations équilibrées la veille |
Ba(OH)2 + Na2SO4 = BaSO4 + 2 NaOH
NaHCO3 + C6H10O5 = C21H18O11 + Na2CO3 + H2O =>
6 NaHCO3 + 10 C6H10O5 = 3 C21H18O11 + 3 Na2CO3 + 26 H2O
N + S = NS =>
N + S = NS
ZnCO3(s) + HBr(aq) = ZnBr2(aq) + H2O(l) + CO2 =>
ZnCO3(s) + 2 HBr(aq) = ZnBr2(aq) + H2O(l) + CO2
Cl2 + NaOH = NaCl + NaClO3 + H2O =>
3 Cl2 + 6 NaOH = 5 NaCl + NaClO3 + 3 H2O
C8H19O2S2P + NaOH = C8H18O2S2PNa + H2O =>
C8H19O2S2P + NaOH = C8H18O2S2PNa + H2O
C6H5OH + FeCl3 = [C6H5OFe]Cl2 + HCl =>
C6H5OH + FeCl3 = [C6H5OFe]Cl2 + HCl
Fe2O3 + H2 = FeO + H2O =>
Fe2O3 + H2 = 2 FeO + H2O
Hg(NO3) + HCl = HNO3 + HgCl =>
Hg(NO3) + HCl = HNO3 + HgCl
CuSO4 + Ni(OH)3 = Ni2(SO4)3 + Cu(OH)2 =>
3 CuSO4 + 2 Ni(OH)3 = Ni2(SO4)3 + 3 Cu(OH)2
Fr2CO3 + Mg(OH)2 = FrOH + MgCO3 =>
Fr2CO3 + Mg(OH)2 = 2 FrOH + MgCO3
(NH4)2 + SO4 + Na2OH = Na2SO4 + NH3 + H2O =>
(NH4)2 + 2 SO4 + 2 Na2OH = 2 Na2SO4 + 2 NH3 + 2 H2O
K2Cr2O7 + H2SO4 + Na2SO3 = Na2SO4 + Cr2(SO4)3 + H2O + K2SO4 =>
K2Cr2O7 + 4 H2SO4 + 3 Na2SO3 = 3 Na2SO4 + Cr2(SO4)3 + 4 H2O + K2SO4
SnCl2(aq) + H2S(g) = SnS(s) + HCl(aq) =>
SnCl2(aq) + H2S(g) = SnS(s) + 2 HCl(aq)
Cu(ClO4)2 + Al2(CrO4)3 = Al(ClO4)3 + Cu2(CrO4)2 =>
6 Cu(ClO4)2 + 2 Al2(CrO4)3 = 4 Al(ClO4)3 + 3 Cu2(CrO4)2
MgP + CrS = MgS + CrP =>
MgP + CrS = MgS + CrP
CaSO4 + Na = Ca + Na2SO4 =>
CaSO4 + 2 Na = Ca + Na2SO4
H2O + N2O4 + Br{-} = NO2{-} + BrO3{-} + H{+} =>
3 H2O + 3 N2O4 + Br{-} = 6 NO2{-} + BrO3{-} + 6 H{+}
()NaBr + ()Cl2 = ()NaCl + ()Br2 =>
2()NaBr + ()Cl2 = 2()NaCl + ()Br2
KClO3 + CH2 = KCl + CO2 + H2O =>
KClO3 + CH2 = KCl + CO2 + H2O
FeO + CuI = FeI2 + Cu2O =>
FeO + 2 CuI = FeI2 + Cu2O
MnO2 + SO2 = MnS2O6 + MnSO4 =>
2 MnO2 + 3 SO2 = MnS2O6 + MnSO4
H2O2 + H3O{+} + SO4{2-} = H2SO5 + H2O =>
H2O2 + 2 H3O{+} + SO4{2-} = H2SO5 + 3 H2O
CsO2 = Cs4O6 + O2 =>
4 CsO2 = Cs4O6 + O2
CuI2 + Br = BrI2 + Cu =>
CuI2 + Br = BrI2 + Cu
Zn(s) + HgCl2(aq) = ZnCl2(aq) + Hg(l) =>
Zn(s) + HgCl2(aq) = ZnCl2(aq) + Hg(l)
NaNO2 + H2SO4 + Al = Na2SO4 + N2 + Al2(SO4)3 + H2O =>
2 NaNO2 + 4 H2SO4 + 2 Al = Na2SO4 + N2 + Al2(SO4)3 + 4 H2O
C2H5NO + Na + O2 = NaOH + NaCN + NaHCO3 =>
C2H5NO + 6 Na + 3 O2 = 4 NaOH + NaCN + NaHCO3
Cd(OH)2 + H4SbO5 = Cd2SbO5 + H2O =>
2 Cd(OH)2 + H4SbO5 = Cd2SbO5 + 4 H2O
KNO3 + NaNO3 = NO3 + KNaNO3 =>
KNO3 + NaNO3 = NO3 + KNaNO3
Na2CO3(aq) + Pb(NO3)2(aq) = NaNO3(aq) + Pb2(CO3)2(s) =>
2 Na2CO3(aq) + 2 Pb(NO3)2(aq) = 4 NaNO3(aq) + Pb2(CO3)2(s)
H2C2O4*2(H2O) + K2Cr2O7 = K[Cr(C2O4)2(H2O)2]*2(H2O) + H2O + CO2 =>
7 H2C2O4*2(H2O) + K2Cr2O7 = 2 K[Cr(C2O4)2(H2O)2]*2(H2O) + 13 H2O + 6 CO2
Mg + Mn2O3 = MgO + Mn11 =>
33 Mg + 11 Mn2O3 = 33 MgO + 2 Mn11
MgN + AlS = MgS + AlN =>
MgN + AlS = MgS + AlN
SO4 + As = SO2 + As2O5 =>
5 SO4 + 4 As = 5 SO2 + 2 As2O5
Cr + NH3 + Cl = Cr(NH3)3Cl3 =>
Cr + 3 NH3 + 3 Cl = Cr(NH3)3Cl3
Zn + HNO3 = Zn(O3)2 + H2O + NO =>
Zn + 4 HNO3 = Zn(O3)2 + 2 H2O + 4 NO
NH4 + H2S = N2S3 + H2 =>
2 NH4 + 3 H2S = N2S3 + 7 H2
H2C + HF = C2F4 + H2 =>
2 H2C + 4 HF = C2F4 + 4 H2
CuS + O2 = S8 + CuO =>
8 CuS + 4 O2 = S8 + 8 CuO
NaHCO3 + C6H10O5 = C21H18O11 + Na2CO3 + H2O =>
6 NaHCO3 + 10 C6H10O5 = 3 C21H18O11 + 3 Na2CO3 + 26 H2O
Mn3O4 + H2O = Mn2O3 + H{+} + e =>
2 Mn3O4 + H2O = 3 Mn2O3 + 2 H{+} + 2e
CaCl2(aq) + NaOH(aq) = NaCl + Ca(OH)2 =>
CaCl2(aq) + 2 NaOH(aq) = 2 NaCl + Ca(OH)2
Ca(OH)2 + SrBr2 = CaBr2 + Sr(OH)2 =>
Ca(OH)2 + SrBr2 = CaBr2 + Sr(OH)2
Na2O2 + H2O = NaOH + O =>
Na2O2 + H2O = 2 NaOH + O
Na2C2O4 + H2SO4 = Na2SO4 + H2C2O4 =>
Na2C2O4 + H2SO4 = Na2SO4 + H2C2O4
H2O + N2O4 + Br{-} = NO2{-} + BrO3{-} + H{+} =>
3 H2O + 3 N2O4 + Br{-} = 6 NO2{-} + BrO3{-} + 6 H{+}
AlCl3 + Zn = ZnCl3 + Al =>
AlCl3 + Zn = ZnCl3 + Al
C4 + HNO3 = CO2 + NO2 + H2O =>
C4 + 16 HNO3 = 4 CO2 + 16 NO2 + 8 H2O
Al + NaOl = AlOl + Na =>
Al + NaOl = AlOl + Na
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Équations équilibrées sur10/18/24
Équations équilibrées sur11/17/23
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