| Équations équilibrées la veille |
2 Al(OH)3 + 3 H2CO3 = Al2(CO3)3 + 6 H2O
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
BeO + Zn(OH)2 = Be(OH)2 + ZnO =>
BeO + Zn(OH)2 = Be(OH)2 + ZnO
NaCl = Na + Cl2 =>
2 NaCl = 2 Na + Cl2
NO + H2 = NH3 + H2O =>
2 NO + 5 H2 = 2 NH3 + 2 H2O
Ca3(PO4)2(s) + H3PO4(l) = Ca(H2PO4)2(s) =>
Ca3(PO4)2(s) + 4 H3PO4(l) = 3 Ca(H2PO4)2(s)
NOCl + NaOH = NaNO2 + NaCl + H2O =>
NOCl + 2 NaOH = NaNO2 + NaCl + H2O
SnCl2 + HCl + H2O2 = SnCl4 + H2O =>
SnCl2 + 2 HCl + H2O2 = SnCl4 + 2 H2O
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
Pb(C2H3O2)2(aq) + KI(aq) = KC2H3O2(aq) + PbI2(s) =>
Pb(C2H3O2)2(aq) + 2 KI(aq) = 2 KC2H3O2(aq) + PbI2(s)
SeO3(g) + H2O(l) = H2SeO4 =>
SeO3(g) + H2O(l) = H2SeO4
CO{2+} + [NO2]{-} + H{+} = [CO(NO2)6]{3-} + NO + H2O =>
CO{2+} + 7[NO2]{-} + 2 H{+} = [CO(NO2)6]{3-} + NO + H2O
Sn + O2 = Sn(O2)2 =>
Sn + 2 O2 = Sn(O2)2
Pb3O4 + CH3COOH = Pb(CH3COO)4 + Pb2(CH3COO)2 + H2O =>
3 Pb3O4 + 24 CH3COOH = 5 Pb(CH3COO)4 + 2 Pb2(CH3COO)2 + 12 H2O
C8H8 + KMnO4 + NaHCO3 = C8H6(OH)2 + MnO2 + KOH + Na2CO3 =>
15 C8H8 + 8 KMnO4 + 16 NaHCO3 = 16 C8H6(OH)2 + 8 MnO2 + 8 KOH + 8 Na2CO3
KClO2 + H2SO4 = HClO2 + K2SO4 =>
2 KClO2 + H2SO4 = 2 HClO2 + K2SO4
K3Fe(CN)6(aq) + Fe(NO3)3(aq) = K3Fe(NO3)6(aq) + Fe(CN)3(aq) =>
K3Fe(CN)6(aq) + 2 Fe(NO3)3(aq) = K3Fe(NO3)6(aq) + 2 Fe(CN)3(aq)
Fe(C2O4)(H2O)2 + K2C2O4(H2O) + H2C2O4 + H2O2 = K3(Fe)(C2O4)3(H2O)3 + H2O =>
2 Fe(C2O4)(H2O)2 + 3 K2C2O4(H2O) + H2C2O4 + H2O2 = 2 K3(Fe)(C2O4)3(H2O)3 + 3 H2O
C2H5OH + O2 = C2HOH + H2O =>
C2H5OH + O2 = C2HOH + 2 H2O
Ca(AlH4)2 + AlCl3 = CaCl2 + AlH3 =>
3 Ca(AlH4)2 + 2 AlCl3 = 3 CaCl2 + 8 AlH3
Li + (Cl)2 = LiCl =>
2 Li + (Cl)2 = 2 LiCl
Cu + H2SO4 = CuSO4 + H2O + SO2 =>
Cu + 2 H2SO4 = CuSO4 + 2 H2O + SO2
C4H10 + Br2 = Br2C2H4 + H2 =>
C4H10 + 2 Br2 = 2 Br2C2H4 + H2
NH4Cl + Ca(OH)2 = CaCl2 + NH3 + H2O =>
2 NH4Cl + Ca(OH)2 = CaCl2 + 2 NH3 + 2 H2O
HNO2 + NaOH = NaNO2 + H2O =>
HNO2 + NaOH = NaNO2 + H2O
NH4NO3 + Li2CO3 = NO3Li2 + NH4CO3 =>
NH4NO3 + Li2CO3 = NO3Li2 + NH4CO3
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Cl2 + K3P = P + KCl =>
3 Cl2 + 2 K3P = 2 P + 6 KCl
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
MnO2 + KI + H2SO4 = MnSO4 + K2SO4 + I2 + H2O =>
MnO2 + 2 KI + 2 H2SO4 = MnSO4 + K2SO4 + I2 + 2 H2O
NaCO3 + HCl = HCO3 + NaCl =>
NaCO3 + HCl = HCO3 + NaCl
Zn + Al{3+} = Zn{2+} + Al =>
3 Zn + 2 Al{3+} = 3 Zn{2+} + 2 Al
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
H4O3 = H2O + O2 =>
2 H4O3 = 4 H2O + O2
H3MnO4 + H{+} + e = MnO2 + H2O =>
H3MnO4 + H{+} + e = MnO2 + 2 H2O
HNO3 + HCl = NOCl + Cl2 + H2O =>
HNO3 + 3 HCl = NOCl + Cl2 + 2 H2O
Na2SO4 + BaSO4 = BaNa2 + SO4 =>
Na2SO4 + BaSO4 = BaNa2 + 2 SO4
NaClO3 = NaCl + O2 =>
2 NaClO3 = 2 NaCl + 3 O2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Al(OH)3 + HBr = AlBr3 + H2O =>
Al(OH)3 + 3 HBr = AlBr3 + 3 H2O
CH4 + O2 = H2 + CO =>
2 CH4 + O2 = 4 H2 + 2 CO
NaClO3 = NaCl + O2 =>
2 NaClO3 = 2 NaCl + 3 O2
Ag2S = Ag + S8 =>
8 Ag2S = 16 Ag + S8
Na + Ca(OH)2 = NaOH + Ca =>
2 Na + Ca(OH)2 = 2 NaOH + Ca
Al + S8 = Al2S3 =>
16 Al + 3 S8 = 8 Al2S3
K2SH2SO4 = K2SO4H2S =>
K2SH2SO4 = K2SO4H2S
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
KOH + P2O5 = K3PO4 + H2O = =>
6 KOH + P2O5 = 2 K3PO4 + 3 H2O
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