| Équations équilibrées la veille |
2 H2S + 3 O2 = 2 SO2 + 2 H2O
CuO + SO2 = CuSO3 =>
CuO + SO2 = CuSO3
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
Ca(s) + HCl(aq) = CaCl2(aq) + H2(g) =>
Ca(s) + 2 HCl(aq) = CaCl2(aq) + H2(g)
NaOH + I2 + Cl2 + H2O = Na3H2IO6 + HCl =>
6 NaOH + I2 + 7 Cl2 + 6 H2O = 2 Na3H2IO6 + 14 HCl
Ca3(PO4)2 + CaCl2 = Ca3Cl2 + Ca(PO4) =>
2 Ca3(PO4)2 + CaCl2 = Ca3Cl2 + 4 Ca(PO4)
NaCl + C21H14Br4O5S = BrCl + Na + C + H + O + S =>
4 NaCl + C21H14Br4O5S = 4 BrCl + 4 Na + 21 C + 14 H + 5 O + S
Cu2O(s) = Cu(s) + O2(g) =>
2 Cu2O(s) = 4 Cu(s) + O2(g)
Ca3(PO4)2 + Na2SO4 = Na2(PO4)2 + Ca3SO4 =>
Ca3(PO4)2 + Na2SO4 = Na2(PO4)2 + Ca3SO4
H2SO3 + K3Fe(CN)6 = H3Fe(CN)6 + K2SO3 =>
3 H2SO3 + 2 K3Fe(CN)6 = 2 H3Fe(CN)6 + 3 K2SO3
Pb(NO3)2 + IK = PbI2 + KNO3 =>
Pb(NO3)2 + 2 IK = PbI2 + 2 KNO3
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
HCl(aq) + Zn(OH)2 = ZnCl2(aq) + H2O =>
2 HCl(aq) + Zn(OH)2 = ZnCl2(aq) + 2 H2O
CrO4 + H = Cr2O7 + H2O =>
2 CrO4 + 2 H = Cr2O7 + H2O
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
Co + PdBr2 = CoBr3 + Pd =>
2 Co + 3 PdBr2 = 2 CoBr3 + 3 Pd
Au + H2SO4 = AuH2(SO4)3 + H2 =>
Au + 3 H2SO4 = AuH2(SO4)3 + 2 H2
CaCl2 + (NH4)2C2O4 = CaC2O4 + NH4Cl =>
CaCl2 + (NH4)2C2O4 = CaC2O4 + 2 NH4Cl
CH3COOH + Na(OH) = H2O + NaC2H3O2 =>
CH3COOH + Na(OH) = H2O + NaC2H3O2
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
BaCl2 + K2CrO4 = BaCrO4 + KCl =>
BaCl2 + K2CrO4 = BaCrO4 + 2 KCl
FeS2 + KOH + Cl2 = K2FeO4 + K2SO4 + KCl + H2O =>
FeS2 + 24 KOH + 9 Cl2 = K2FeO4 + 2 K2SO4 + 18 KCl + 12 H2O
MgCl2 + HCl = MgCl3{-} + H{+} =>
MgCl2 + HCl = MgCl3{-} + H{+}
H + O = H2O =>
2 H + O = H2O
(H)2S(O)4 + Mg = MgS(O)4 + (H)2 =>
(H)2S(O)4 + Mg = MgS(O)4 + (H)2
Ba2 + H2O = Ba(HO)2 + H =>
Ba2 + 4 H2O = 2 Ba(HO)2 + 4 H
Ni2(SO4)3 + H2S = Ni2S3 + H2SO4 =>
Ni2(SO4)3 + 3 H2S = Ni2S3 + 3 H2SO4
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
NaOHC3H6O2 = H2ONaCOOHC2H4 =>
NaOHC3H6O2 = H2ONaCOOHC2H4
Pb(NO3)2 + H2S = PbS + HNO3 =>
Pb(NO3)2 + H2S = PbS + 2 HNO3
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
HCl = H2 + Cl2 =>
2 HCl = H2 + Cl2
Pb + AgNO3 = Pb(NO3)2 + Ag =>
Pb + 2 AgNO3 = Pb(NO3)2 + 2 Ag
SO2 + H2O = SO3 + H2S =>
4 SO2 + H2O = 3 SO3 + H2S
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Al + Sn(NO3)2 = Al2(NO3)3 + Sn =>
4 Al + 3 Sn(NO3)2 = 2 Al2(NO3)3 + 3 Sn
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
HC2H3O2(aq) + NH4OH(aq) = H2O + NH4C2H3O2 =>
HC2H3O2(aq) + NH4OH(aq) = H2O + NH4C2H3O2
OH{-} = H2O + O2 + e =>
4 OH{-} = 2 H2O + O2 + 4e
NaBr + Ca(OH)2 = CaBr2 + NaOH =>
2 NaBr + Ca(OH)2 = CaBr2 + 2 NaOH
K2SO4 + HBr = KHBr + SO4 =>
K2SO4 + 2 HBr = 2 KHBr + SO4
Li2S + HCl = Li2Cl2 + H2S =>
Li2S + 2 HCl = Li2Cl2 + H2S
Al3 + AgBr = Ag + AlBr3 =>
Al3 + 9 AgBr = 9 Ag + 3 AlBr3
KMnO4 + HNO3 + H2S = NO + H2O + MnSO4 + K2SO4 =>
6 KMnO4 + 14 HNO3 + 9 H2S = 14 NO + 16 H2O + 6 MnSO4 + 3 K2SO4
HC2H3O2 + KOH = KC2H3O2 + H2O =>
HC2H3O2 + KOH = KC2H3O2 + H2O
Cu2O + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu2O + 14 HNO3 = 6 Cu(NO3)2 + 2 NO + 7 H2O
Cl + CaBr2 = CaCl2 + Br2 =>
2 Cl + CaBr2 = CaCl2 + Br2
Zn + KOH = K2ZnO2 + H2 =>
Zn + 2 KOH = K2ZnO2 + H2
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
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Équations équilibrées sur01/14/25
Équations équilibrées sur02/13/24
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