| Équations équilibrées la veille | Équations équilibrées le lendemain |
SO2 + H2O = H2SO3
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Cu(NO3)2 + H2S = HNO3 + CuS =>
Cu(NO3)2 + H2S = 2 HNO3 + CuS
Na2CO3 + HCL = CO2 + H2O + NaCL =>
Na2CO3 + 2 HCL = CO2 + H2O + 2 NaCL
(NH4)2Cr2O7 = NH3 + H2O + Cr2O3 + O2 =>
2(NH4)2Cr2O7 = 4 NH3 + 2 H2O + 2 Cr2O3 + 3 O2
K2Cr2O7 + NaCl + H2SO4 = Cl2 + H2O + K2SO4 + Na2SO4 + CrSO4 =>
K2Cr2O7 + 8 NaCl + 7 H2SO4 = 4 Cl2 + 7 H2O + K2SO4 + 4 Na2SO4 + 2 CrSO4
CH4 + F2 = CF4 + HF =>
CH4 + 4 F2 = CF4 + 4 HF
CaO + C = CaC2 + CO2 =>
2 CaO + 5 C = 2 CaC2 + CO2
K2Cr2O7 + NaCl + H2SO4 = Cl2 + H2O + K2SO4 + Na2SO4 + Cr2(SO4)3 =>
K2Cr2O7 + 6 NaCl + 7 H2SO4 = 3 Cl2 + 7 H2O + K2SO4 + 3 Na2SO4 + Cr2(SO4)3
Zn + Cr2O7{2} + H{+} = Zn{2} + Cr{3} + H2O =>
5 Zn + Cr2O7{2} + 14 H{+} = 5 Zn{2} + 2 Cr{3} + 7 H2O
Zn + HCl = ZnCl + H =>
Zn + HCl = ZnCl + H
K2Cr2O7 + NaBr + H2SO4 = Br + H2O + K2SO4 + Na2SO4 + Cr2(SO4)3 =>
K2Cr2O7 + 6 NaBr + 7 H2SO4 = 6 Br + 7 H2O + K2SO4 + 3 Na2SO4 + Cr2(SO4)3
K2Cr2O7 + NaBr + H2SO4 = Br2 + H2O + K2SO4 + Na2SO4 + Cr2(SO4)3 =>
K2Cr2O7 + 6 NaBr + 7 H2SO4 = 3 Br2 + 7 H2O + K2SO4 + 3 Na2SO4 + Cr2(SO4)3
Si2H3 + O2 = SiO2 + H2O3 =>
4 Si2H3 + 17 O2 = 8 SiO2 + 6 H2O3
Pb(NO3)2 + KI = KNO3 + PbI2 =>
Pb(NO3)2 + 2 KI = 2 KNO3 + PbI2
NO + O2 = N2O4 =>
2 NO + O2 = N2O4
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
SO3 = SO2 + O2 =>
2 SO3 = 2 SO2 + O2
Cu + HNO3 = CuNO3 + NO + H2O =>
3 Cu + 4 HNO3 = 3 CuNO3 + NO + 2 H2O
S8 + NO2 = SO2 + N2 =>
S8 + 8 NO2 = 8 SO2 + 4 N2
NH3 + HCl = NH4Cl =>
NH3 + HCl = NH4Cl
Ca + AlCl3 = CaCl2 + Al =>
3 Ca + 2 AlCl3 = 3 CaCl2 + 2 Al
NaCl + AgNO3 = NaNO3 + AgCl =>
NaCl + AgNO3 = NaNO3 + AgCl
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
NH3 + HCl = NH3HCl =>
NH3 + HCl = NH3HCl
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
H2S + O2 = H2O + SO2 =>
2 H2S + 3 O2 = 2 H2O + 2 SO2
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
S8 + NO3 = SO2 + NO =>
S8 + 8 NO3 = 8 SO2 + 8 NO
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
H2S + H2O2 = H2O + S =>
H2S + H2O2 = 2 H2O + S
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
NaHCO3 = NaOH + CO2 =>
NaHCO3 = NaOH + CO2
CaCO3 = Ca + CO3 =>
CaCO3 = Ca + CO3
Zn + AgNO3 = Zn(NO3)2 + Ag =>
Zn + 2 AgNO3 = Zn(NO3)2 + 2 Ag
CaCO3 = Ca + CO3 =>
CaCO3 = Ca + CO3
Ba(OH)2 = Ba + OH =>
Ba(OH)2 = Ba + 2 OH
Ni(NO3)2 + NaOH = Ni(OH)2 + NaNO3 =>
Ni(NO3)2 + 2 NaOH = Ni(OH)2 + 2 NaNO3
HCl + NaOH = H2O + NaCl =>
HCl + NaOH = H2O + NaCl
CO2 + Ca(OH)2 = CaCO3 + H2O =>
CO2 + Ca(OH)2 = CaCO3 + H2O
HSCN + KMnO4 + H2SO4 = MnSO4 + K2SO4 + HCN + H2O =>
5 HSCN + 6 KMnO4 + 4 H2SO4 = 6 MnSO4 + 3 K2SO4 + 5 HCN + 4 H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
HBr + Ba(OH)2 = H2O + BaBr2 =>
2 HBr + Ba(OH)2 = 2 H2O + BaBr2
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Zn + Cu(NO3)2 = Cu + Zn(NO3)2 =>
Zn + Cu(NO3)2 = Cu + Zn(NO3)2
CaI2 + (NH4)3(PO4) = Ca3(PO4)2 + NH4I =>
3 CaI2 + 2(NH4)3(PO4) = Ca3(PO4)2 + 6 NH4I
TiCl4 + Mg = Ti + MgCl2 =>
TiCl4 + 2 Mg = Ti + 2 MgCl2
CuO = Cu + O2 =>
2 CuO = 2 Cu + O2
Mg + H2O = MgO + H2 =>
Mg + H2O = MgO + H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/09/13
Équations équilibrées sur05/09/12
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