| Équations équilibrées la veille | Équations équilibrées le lendemain |
Cr2O7{2-} + 3 H2SO3 + 5 H{+} = 2 Cr{3+} + 3 HSO4{-} + 4 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Al(NO3)3 + NaOH = Al(OH)3 + NaNO3 =>
Al(NO3)3 + 3 NaOH = Al(OH)3 + 3 NaNO3
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
AlCl3*6H2O + NaOH = Al(OH)3 + NaCl + H2O =>
AlCl3*6H2O + 3 NaOH = Al(OH)3 + 3 NaCl + 6 H2O
CaSO4 + Na3PO4 = Ca3(PO4)2 + Na2SO4 =>
3 CaSO4 + 2 Na3PO4 = Ca3(PO4)2 + 3 Na2SO4
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
KMnO4 + K2SO3 + NaOH = K2MnO4 + Na2SO4 + H2O =>
2 KMnO4 + K2SO3 + 2 NaOH = 2 K2MnO4 + Na2SO4 + H2O
Bi(NO3)3 + HCl = BiCl3 + (NO3)H =>
Bi(NO3)3 + 3 HCl = BiCl3 + 3(NO3)H
Pb + AgC2H3O2 = Pb(C2H3O2)2 + Ag =>
Pb + 2 AgC2H3O2 = Pb(C2H3O2)2 + 2 Ag
CaCl2(aq) + H2O(l) = Ca(OH)2 + HCl =>
CaCl2(aq) + 2 H2O(l) = Ca(OH)2 + 2 HCl
B(s) + Cl(g) = BCl(s) =>
B(s) + Cl(g) = BCl(s)
Pb2O4 + H2SO4 = Pb(SO4)2 + H2O =>
Pb2O4 + 4 H2SO4 = 2 Pb(SO4)2 + 4 H2O
P2O5 + HClO4 = P(ClO4)5 + H2O =>
P2O5 + 10 HClO4 = 2 P(ClO4)5 + 5 H2O
C6H14 = C4H8 + C2H6 =>
C6H14 = C4H8 + C2H6
Cu(OH)2 + O2 = CuO + H2O2 =>
2 Cu(OH)2 + O2 = 2 CuO + 2 H2O2
BaBr2 + MgSO4 = BaSO4 + Br2Mg =>
BaBr2 + MgSO4 = BaSO4 + Br2Mg
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
Cu2CO3(OH)2(s) = CuO(s) + CO2(g) + H2O(g) =>
Cu2CO3(OH)2(s) = 2 CuO(s) + CO2(g) + H2O(g)
HI + Ni = NiHI =>
HI + Ni = NiHI
SrCl2 + H2SO4 = SrSO3 + H2O + Cl2 =>
SrCl2 + H2SO4 = SrSO3 + H2O + Cl2
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
FeSO4(aq) + Sr(OH)2(aq) = Fe(OH)2(s) + SrSO4(s) =>
FeSO4(aq) + Sr(OH)2(aq) = Fe(OH)2(s) + SrSO4(s)
Ca(ClO3)2(heat) = CaCl2 + O2 =>
Ca(ClO3)2(heat) = CaCl2 + 3 O2
Fe(oh)3 + H2O2 = Fe(OH)3 =>
2 Fe(oh)3 + 9 H2O2 = 6 Fe(OH)3
Zn(s) + CuCl(aq) = Cu(s) + ZnCl2(aq) =>
Zn(s) + 2 CuCl(aq) = 2 Cu(s) + ZnCl2(aq)
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
FeCl3 + Na2CO3 + H2O = Fe(OH)CO3 + NaCl + CO2 =>
2 FeCl3 + 3 Na2CO3 + H2O = 2 Fe(OH)CO3 + 6 NaCl + CO2
Se + I2 = SeI2 =>
Se + I2 = SeI2
MgCO3(aq) + H2SO4(aq) = MgSO4(aq) + H2O(l) + CO2(g) =>
MgCO3(aq) + H2SO4(aq) = MgSO4(aq) + H2O(l) + CO2(g)
NaHCO3(s) + H2SO4(aq) = Na2SO4(aq) + H2O(l) + CO2(g) =>
2 NaHCO3(s) + H2SO4(aq) = Na2SO4(aq) + 2 H2O(l) + 2 CO2(g)
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
Al(OH)3 = Al + (OH)3 =>
Al(OH)3 = Al + (OH)3
B2O3 + BrF3 = BF3 + Br2 + O2 =>
2 B2O3 + 4 BrF3 = 4 BF3 + 2 Br2 + 3 O2
AlCl3 + Zn + H2O = Al(OH)3 + ZnCl2 + H2 =>
2 AlCl3 + 3 Zn + 6 H2O = 2 Al(OH)3 + 3 ZnCl2 + 3 H2
(Na2CO3)2(H2O2)3 = Na2CO3 + H2O2 =>
(Na2CO3)2(H2O2)3 = 2 Na2CO3 + 3 H2O2
PBSO4 + NH4OH = (NH4)2 + SO4 + PB(OH)2 =>
PBSO4 + 2 NH4OH = (NH4)2 + SO4 + PB(OH)2
C8H5KO4 + HClO4 = C8H5KO4H + ClO4 =>
C8H5KO4 + HClO4 = C8H5KO4H + ClO4
H2S + NaOH + H2O2 = Na2SO4 + H2 =>
H2S + 2 NaOH + H2O2 = Na2SO4 + 3 H2
NaCl + KNO3 = NaNO3 + KCl =>
NaCl + KNO3 = NaNO3 + KCl
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
BaS + AlI3 = BaI2 + Al2S3 =>
3 BaS + 2 AlI3 = 3 BaI2 + Al2S3
Pb(SO4)2 = Pb + SO4 =>
Pb(SO4)2 = Pb + 2 SO4
PCl3 + H2O = H3PO3 + HCl =>
PCl3 + 3 H2O = H3PO3 + 3 HCl
Na(HCO3) + H3C6H5O7 = CO2 + H2O + Na3C6H5O7 =>
3 Na(HCO3) + H3C6H5O7 = 3 CO2 + 3 H2O + Na3C6H5O7
Fe(OH)2 + CaCl2 = FeCl2 + Ca(OH)2 =>
Fe(OH)2 + CaCl2 = FeCl2 + Ca(OH)2
CoS + H2O2 = CoSO4 + H2O =>
CoS + 4 H2O2 = CoSO4 + 4 H2O
AgNO3CsCl = AgClCsNO3 =>
AgNO3CsCl = AgClCsNO3
Na[Cr(OH)4] + NaCl = CrCl3 + NaOH =>
Na[Cr(OH)4] + 3 NaCl = CrCl3 + 4 NaOH
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/16/25
Équations équilibrées sur03/18/24
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