| Équations équilibrées la veille | Équations équilibrées le lendemain |
H2O + HBr = H3O + Br
B2O3(s) + NaOH(aq) = Na3BO3(aq) + H2O(l) =>
B2O3(s) + 6 NaOH(aq) = 2 Na3BO3(aq) + 3 H2O(l)
As2S3 + HNO3 + H2O = H3AsO4 + NO + H2SO4 =>
3 As2S3 + 28 HNO3 + 4 H2O = 6 H3AsO4 + 28 NO + 9 H2SO4
Al + CuCl2 = Cu + AlCl3 =>
2 Al + 3 CuCl2 = 3 Cu + 2 AlCl3
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
H2O2 = H20 + O2 =>
10 H2O2 = H20 + 10 O2
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
PbCl2 + AgNO3 = Pb(NO3)2 + AgCl =>
PbCl2 + 2 AgNO3 = Pb(NO3)2 + 2 AgCl
H2O + P4O10 = H3PO4 =>
6 H2O + P4O10 = 4 H3PO4
CrI3 + KOH + Cl2 = K2CrO4 + KIO4 + KCl + H2O =>
2 CrI3 + 64 KOH + 27 Cl2 = 2 K2CrO4 + 6 KIO4 + 54 KCl + 32 H2O
C2H6 + O2 = H2O + CO2 =>
2 C2H6 + 7 O2 = 6 H2O + 4 CO2
CuCO3(s) = CuO(s) + CO2(g) =>
CuCO3(s) = CuO(s) + CO2(g)
Al + Pb(NO3)2 = Pb + Al(NO3)2 =>
Al + Pb(NO3)2 = Pb + Al(NO3)2
H3PO4(aq) + NaOH(aq) = Na3PO4(aq) + H2O(l) =>
H3PO4(aq) + 3 NaOH(aq) = Na3PO4(aq) + 3 H2O(l)
Cl + H2O = HCl + HClO3 =>
6 Cl + 3 H2O = 5 HCl + HClO3
V2O5 + CaS = CaO + V2S5 =>
V2O5 + 5 CaS = 5 CaO + V2S5
Na2MnO4 + HCl + Al = MnCl2 + AlCl3 + NaCl + H2O =>
3 Na2MnO4 + 24 HCl + 4 Al = 3 MnCl2 + 4 AlCl3 + 6 NaCl + 12 H2O
Sb2S3 + HCl = H3SbCl6 + H2S =>
Sb2S3 + 12 HCl = 2 H3SbCl6 + 3 H2S
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
O2 + C3H8 = CO2 + H2O =>
5 O2 + C3H8 = 3 CO2 + 4 H2O
H2SO4 + H2S = SO2 + H2O =>
3 H2SO4 + H2S = 4 SO2 + 4 H2O
Al + Mg + HCl = HMg + AlCl3 =>
Al + 3 Mg + 3 HCl = 3 HMg + AlCl3
H3PO3 = PH3 + H3PO4 =>
4 H3PO3 = PH3 + 3 H3PO4
Zn + H2SO4 = H2 + ZnSO4 =>
Zn + H2SO4 = H2 + ZnSO4
HgO = O2 + Hg =>
2 HgO = O2 + 2 Hg
Al2(CO3)3 = CO2 + Al2O3 =>
Al2(CO3)3 = 3 CO2 + Al2O3
KIO3 + NaOH = NaIO3 + KOH =>
KIO3 + NaOH = NaIO3 + KOH
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
NaH2PO4 + HCl = H3PO4 + NaCl =>
NaH2PO4 + HCl = H3PO4 + NaCl
H2 + N2 = NH3 =>
3 H2 + N2 = 2 NH3
Al(OH)3 + H2CO3 = Al2(CO3)3 + H2O =>
2 Al(OH)3 + 3 H2CO3 = Al2(CO3)3 + 6 H2O
CuCl2 + KI = CuI + KCl + I2 =>
2 CuCl2 + 4 KI = 2 CuI + 4 KCl + I2
Na2O(s) + P4O10(s) = Na3PO4(s) =>
6 Na2O(s) + P4O10(s) = 4 Na3PO4(s)
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
Ce(OH)3 + NaOH + Cl2 = CeO(OH)2 + H2O + NaCl =>
2 Ce(OH)3 + 2 NaOH + Cl2 = 2 CeO(OH)2 + 2 H2O + 2 NaCl
NaNO3 + PbO = Pb(NO3)2 + Na2O =>
2 NaNO3 + PbO = Pb(NO3)2 + Na2O
NaCrO2 + PbO2 + NaOH = Na2CrO4 + Na2PbO2 + H2O =>
2 NaCrO2 + 3 PbO2 + 8 NaOH = 2 Na2CrO4 + 3 Na2PbO2 + 4 H2O
S + O2 = SO2 =>
S + O2 = SO2
FESO4*7H2O + (NH4)2SO4 = FE(NH4)2(SO4)2*6H2O + H2O =>
FESO4*7H2O + (NH4)2SO4 = FE(NH4)2(SO4)2*6H2O + H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
MgSO4 = MgO + SO3 =>
MgSO4 = MgO + SO3
K + B2O3 = K2O + B =>
6 K + B2O3 = 3 K2O + 2 B
MgSO4 = MgO + SO3 =>
MgSO4 = MgO + SO3
Fe2O3 + H2O = Fe(OH)3 =>
Fe2O3 + 3 H2O = 2 Fe(OH)3
C6H5Cl + O2 = CO2 + HOH + Cl207 =>
828 C6H5Cl + 6003 O2 = 4968 CO2 + 2070 HOH + 4 Cl207
HCl + H2O = H3O + Cl =>
HCl + H2O = H3O + Cl
FeS(s) + HCl(aq) = FeCl2(aq) + H2S(g) =>
FeS(s) + 2 HCl(aq) = FeCl2(aq) + H2S(g)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur09/30/17
Équations équilibrées sur10/30/16
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