| Équations équilibrées la veille |
CuI2 + H2S = CuS + H2I2
AgNO3(aq) + Zn = Ag(s) + Zn(NO3)2(aq) =>
2 AgNO3(aq) + Zn = 2 Ag(s) + Zn(NO3)2(aq)
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
K2Cr2O7 + KI + H2SO4 = I2 + Cr2(SO4)3 + K2SO4 + KOH =>
2 K2Cr2O7 + 12 KI + 7 H2SO4 = 6 I2 + 2 Cr2(SO4)3 + K2SO4 + 14 KOH
NaOH + H3PO4 = H2O + Na2HPO4 =>
2 NaOH + H3PO4 = 2 H2O + Na2HPO4
K2S + Zn3(PO4)2 = K3PO4 + ZnS =>
3 K2S + Zn3(PO4)2 = 2 K3PO4 + 3 ZnS
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
(NH4)2S(aq) + BaCl2(aq) = NH4Cl + BaS =>
(NH4)2S(aq) + BaCl2(aq) = 2 NH4Cl + BaS
FeCl3 + CH3COONa = NaCl + (CH3COO)3Fe =>
FeCl3 + 3 CH3COONa = 3 NaCl + (CH3COO)3Fe
C2H5OH + O2(g) = CO2(g) + H20(g) =>
10 C2H5OH + 15 O2(g) = 20 CO2(g) + 3 H20(g)
FeCl3 + NH4OH = FeCl3NH4OH =>
FeCl3 + NH4OH = FeCl3NH4OH
Ca(OH)2 + H3N = H2O + Ca3N2 =>
3 Ca(OH)2 + 2 H3N = 6 H2O + Ca3N2
FeO + SO2 = Fe3O4 + FeS =>
10 FeO + SO2 = 3 Fe3O4 + FeS
NiCl2 + NaOH = Ni(OH)2 + NaCl =>
NiCl2 + 2 NaOH = Ni(OH)2 + 2 NaCl
Sn(s) + S(s) = SnS2(s) =>
Sn(s) + 2 S(s) = SnS2(s)
Na2WO4 + H2SO4 + KI = W2O3 + Na2SO4 + H2O + I2 + K2SO4 =>
2 Na2WO4 + 5 H2SO4 + 6 KI = W2O3 + 2 Na2SO4 + 5 H2O + 3 I2 + 3 K2SO4
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Mg + HCI = H2 + MgCI =>
2 Mg + 2 HCI = H2 + 2 MgCI
Sn{+4} + Cr = Cr{+3} + Sn{+2} =>
3 Sn{+4} + 2 Cr = 2 Cr{+3} + 3 Sn{+2}
NaClO2 + C9H8O = NaCl + C8H7COOH =>
NaClO2 + 2 C9H8O = NaCl + 2 C8H7COOH
Na2SO4 = Na + SO4 =>
Na2SO4 = 2 Na + SO4
C3H3O + [Ag(NH3)2]OH = C3H3O2 + Ag + NH3 + H2O =>
C3H3O + 2[Ag(NH3)2]OH = C3H3O2 + 2 Ag + 4 NH3 + H2O
Sr + ZnI2 = SrZnI2 =>
Sr + ZnI2 = SrZnI2
Mn(NO3)4 + KOH = Mn(OH)4 + KNO3 =>
Mn(NO3)4 + 4 KOH = Mn(OH)4 + 4 KNO3
CH4 + O2 = C4H10 + H2O =>
8 CH4 + 3 O2 = 2 C4H10 + 6 H2O
HgCl2 + H2O = Hg2Cl2 + HCl + O2 =>
4 HgCl2 + 2 H2O = 2 Hg2Cl2 + 4 HCl + O2
Ca(OH)2 + CrO2 = CaCrO3 + H2O =>
Ca(OH)2 + CrO2 = CaCrO3 + H2O
C6H5SH + H2O = C6H5S{-} + H3O{+} =>
C6H5SH + H2O = C6H5S{-} + H3O{+}
Zn + Na2S = ZnS + Na =>
Zn + Na2S = ZnS + 2 Na
HCl(aq) + Ag(g) = AgH + Cl =>
HCl(aq) + Ag(g) = AgH + Cl
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Li2CO3 + Cu(NO3)2 = Li2(NO3)2 + CuCO3 =>
Li2CO3 + Cu(NO3)2 = Li2(NO3)2 + CuCO3
Fe2 + AgC2H3O2 = FeC2H3O2 + Ag =>
Fe2 + 2 AgC2H3O2 = 2 FeC2H3O2 + 2 Ag
CO2 + H2O = H2CO3 =>
CO2 + H2O = H2CO3
MgO + HCl = Magnesiumchloride + H2O =>
MgO + 2 HCl = MgCl2 + H2O
Li3N + HCl = LiCl + NH3 =>
Li3N + 3 HCl = 3 LiCl + NH3
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
CoCl2 + NH4Cl + NH3*H2O + H2O2 = [Co(NH3)6]Cl3 + H2O =>
2 CoCl2 + 2 NH4Cl + 10 NH3*H2O + H2O2 = 2[Co(NH3)6]Cl3 + 12 H2O
H2S(aq) + Cl2(g) = S(s) + HCl =>
H2S(aq) + Cl2(g) = S(s) + 2 HCl
KMnO4 + Na2SO3 + KOH = K2MnO4 + Na2SO4 + H2O =>
2 KMnO4 + Na2SO3 + 2 KOH = 2 K2MnO4 + Na2SO4 + H2O
NH3 + MnSO4 + H2O2 + H2O = H2MnO3 + (NH4)2SO4 =>
2 NH3 + MnSO4 + H2O2 + H2O = H2MnO3 + (NH4)2SO4
C8H18O + O2 = CO2 + H2O =>
C8H18O + 12 O2 = 8 CO2 + 9 H2O
CH3OH + C2H5OH + NaOH = C3H8Na + HO =>
CH3OH + C2H5OH + NaOH = C3H8Na + 3 HO
[Cd(NH3)4]Cl2 + KCN = [Cd(CN)4]Cl2 + KNH3 =>
[Cd(NH3)4]Cl2 + 4 KCN = [Cd(CN)4]Cl2 + 4 KNH3
C137H97O9NS + O2 = CO + H2O + NO + SO2 =>
4 C137H97O9NS + 359 O2 = 548 CO + 194 H2O + 4 NO + 4 SO2
Ba + CuCO3 = BaCO3 + Cu =>
Ba + CuCO3 = BaCO3 + Cu
H2SO4 + MnO2 + KI = I + MnSO4 + KSO4 + H2O =>
2 H2SO4 + MnO2 + KI = I + MnSO4 + KSO4 + 2 H2O
Cu + H2SO4 = CuSO4 + H2O + SO2 =>
Cu + 2 H2SO4 = CuSO4 + 2 H2O + SO2
BaC2O4 + CH3COOH = Ba(OH)2 + CH3CH2 + CO2 =>
BaC2O4 + 3 CH3COOH = Ba(OH)2 + 2 CH3CH2 + 4 CO2
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
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