| Équations équilibrées la veille |
2 FeS2O3 + 5 PbO2 + 4 NaClO4 + 12 HClO4 = 5 Pb(ClO4)2 + 2 Fe(ClO4)3 + 4 NaHSO3 + 4 H2O
C6 + H2 + O2 = C6H16O =>
2 C6 + 16 H2 + O2 = 2 C6H16O
Pb(CH3COO)2 + KI = PbI2 + CH3COOK =>
Pb(CH3COO)2 + 2 KI = PbI2 + 2 CH3COOK
HCl + Mn(NO3)2 = ClMn + H(NO3)2 =>
HCl + Mn(NO3)2 = ClMn + H(NO3)2
C6H5OH + Zn = C6H6 + ZnO =>
C6H5OH + Zn = C6H6 + ZnO
NH3 + I2 = NI3*NH3 + NH4I =>
5 NH3 + 3 I2 = NI3*NH3 + 3 NH4I
CuS + HNO3 = (NO3)2Cu + NO + S + H2O =>
3 CuS + 8 HNO3 = 3(NO3)2Cu + 2 NO + 3 S + 4 H2O
CuSO4 + Ba2Cl = Cu2Cl + BaSO4 =>
2 CuSO4 + Ba2Cl = Cu2Cl + 2 BaSO4
NO2 + Cu(OH)2 = Cu(NO3)2 + NO + H2O =>
3 NO2 + Cu(OH)2 = Cu(NO3)2 + NO + H2O
H2SO4 + H2S2O1 + Ce(OH)4 = CeSSO4 + H2O =>
2 H2SO4 + 2 H2S2O1 + 3 Ce(OH)4 = 3 CeSSO4 + 10 H2O
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H2O
Au(Co3) + Sn2Br2 = Sn(Co3) + AuBr =>
2 Au(Co3) + Sn2Br2 = 2 Sn(Co3) + 2 AuBr
Zn2 + Fe3Cl = Zn2Cl + Fe3 =>
Zn2 + Fe3Cl = Zn2Cl + Fe3
Fe3I + CuHCO3 = Fe3HCO3 + CuI =>
Fe3I + CuHCO3 = Fe3HCO3 + CuI
[Cu(NH3)4]2 + K4[Fe(CN)4] = Cu3(Fe[CN]4) + NH3 + K =>
3[Cu(NH3)4]2 + 2 K4[Fe(CN)4] = 2 Cu3(Fe[CN]4) + 24 NH3 + 8 K
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
Cr3P2 = Cr + P =>
Cr3P2 = 3 Cr + 2 P
NaNO3 + FeSO4 + H2SO4 = NaHSO4 + Fe2(SO4)3 + NO + H2O =>
2 NaNO3 + 6 FeSO4 + 5 H2SO4 = 2 NaHSO4 + 3 Fe2(SO4)3 + 2 NO + 4 H2O
C13H10N2O2 + SO2 + Fe2O3 = CO2 + FeS + H2O + HNO3* =>
7 C13H10N2O2 + 68 SO2 + 34 Fe2O3 = 91 CO2 + 68 FeS + 28 H2O + 14 HNO3*
C3H6O3 + H2O = CO2 + H2 =>
C3H6O3 + 3 H2O = 3 CO2 + 6 H2
K2SO3 + H2O = K{+} + SO4{2-} + H2 =>
K2SO3 + H2O = 2 K{+} + SO4{2-} + H2
CO2 + H2O = C2H2O + O2 =>
2 CO2 + H2O = C2H2O + 2 O2
Na2CO3 + CuCl2 = Na2Cl2 + CuCO3 =>
Na2CO3 + CuCl2 = Na2Cl2 + CuCO3
C10H16N2O8 + Mg(OH)2 + NH4OH = C10H12N2O8Mg(NH4)2 + H2O =>
C10H16N2O8 + Mg(OH)2 + 2 NH4OH = C10H12N2O8Mg(NH4)2 + 4 H2O
PbS + CuI = PbI + CuS =>
PbS + CuI = PbI + CuS
Li + K2(CO3) = Li2(CO3) + K =>
2 Li + K2(CO3) = Li2(CO3) + 2 K
KOH + Bi(OH)3 + KMnO4 = MnO2 + KBiO3 + H2O =>
KOH + 3 Bi(OH)3 + 2 KMnO4 = 2 MnO2 + 3 KBiO3 + 5 H2O
C6H8O7 + Fe2O3 = FeC6H5O7 + H2O =>
2 C6H8O7 + Fe2O3 = 2 FeC6H5O7 + 3 H2O
Cu(OH)2 + CO2 = CuCO3 + H2O =>
Cu(OH)2 + CO2 = CuCO3 + H2O
Li + FeSO4 = LiFe + SO4 =>
Li + FeSO4 = LiFe + SO4
NH3 + CH3 = H + HCN =>
NH3 + CH3 = 5 H + HCN
Mg(OH)2 + Fe = Fe(OH)3 + Mg =>
3 Mg(OH)2 + 2 Fe = 2 Fe(OH)3 + 3 Mg
Cu(H2NCH2COO)2 + HCl = CuCl2 + H2NCH2COOCl + H =>
Cu(H2NCH2COO)2 + 4 HCl = CuCl2 + 2 H2NCH2COOCl + 4 H
C3Cl3N3O3 = Cl2 + CO + N2 =>
2 C3Cl3N3O3 = 3 Cl2 + 6 CO + 3 N2
C114H30 + O2 = H2O + CO2 =>
2 C114H30 + 243 O2 = 30 H2O + 228 CO2
Na(s) + O2 = Na2O2(s) =>
2 Na(s) + O2 = Na2O2(s)
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
CuCl2 = Cl2 + Cu =>
CuCl2 = Cl2 + Cu
Sn + Cu = SnCu =>
Sn + Cu = SnCu
K + B2O3 = K2O + B =>
6 K + B2O3 = 3 K2O + 2 B
Hg(NO3)2 + (NH4)2SO4 = HgSO4 + NH4(NO3) =>
Hg(NO3)2 + (NH4)2SO4 = HgSO4 + 2 NH4(NO3)
Ca + Cl = CaCl2 =>
Ca + 2 Cl = CaCl2
AgNO3 + NaBH4 = AgBH2 + NaNO3 + H2 =>
AgNO3 + NaBH4 = AgBH2 + NaNO3 + H2
BaCl3 + Na3PO4 = NaCl + Ba3(PO4)3 =>
3 BaCl3 + 3 Na3PO4 = 9 NaCl + Ba3(PO4)3
K2Cr2O7 + HCl = KCl + Cl + H2O + CrCl3 =>
K2Cr2O7 + 14 HCl = 2 KCl + 6 Cl + 7 H2O + 2 CrCl3
NaN3 + Fe2O3 = Na2O(s) + Fe + N2 =>
6 NaN3 + Fe2O3 = 3 Na2O(s) + 2 Fe + 9 N2
Cu(s) + AgNO3(aq) = Cu(NO3)2(an) + Ag(s) =>
Cu(s) + 2 AgNO3(aq) = Cu(NO3)2(an) + 2 Ag(s)
NaHCO3 + HCl = NaClOH2 + CO2 =>
NaHCO3 + HCl = NaClOH2 + CO2
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
Na2S2O3 + I2 = Na2S4O6 + NaI =>
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
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