| Équations équilibrées la veille | Équations équilibrées le lendemain |
Ba(OH)2 + H2SO4 = 2 H2O + BaSO4
CH3CHO + O2 = HC2H3O2 =>
2 CH3CHO + O2 = 2 HC2H3O2
As4O6 + H2S = As2S3 + H2O =>
As4O6 + 6 H2S = 2 As2S3 + 6 H2O
PbSO4 + H2O = PbO2 + Pb + H2SO4 =>
2 PbSO4 + 2 H2O = PbO2 + Pb + 2 H2SO4
Ba + SO4 = BaSO4 =>
Ba + SO4 = BaSO4
I2 + Na2S2O3 = Na2S4O6 + NaI =>
I2 + 2 Na2S2O3 = Na2S4O6 + 2 NaI
XeF6 + H2O = XeO3 + HF =>
XeF6 + 3 H2O = XeO3 + 6 HF
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
C7H17 + O2 = CO2 + H2O =>
4 C7H17 + 45 O2 = 28 CO2 + 34 H2O
C + O2 = CO2 =>
C + O2 = CO2
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
Cr2O7 + FeSO4 + H2SO4 = Cr2(SO4)3 + H2O + Fe2(SO4)3 =>
Cr2O7 + 8 FeSO4 + 7 H2SO4 = Cr2(SO4)3 + 7 H2O + 4 Fe2(SO4)3
SeCl6 + O2 = SeO2 + Cl2 =>
SeCl6 + O2 = SeO2 + 3 Cl2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Pb(NO3)2(aq) + NaBr(aq) = PbBr2(s) + NaNO3(aq) =>
Pb(NO3)2(aq) + 2 NaBr(aq) = PbBr2(s) + 2 NaNO3(aq)
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
HNO3 = NO2 + O2 + H2O =>
4 HNO3 = 4 NO2 + O2 + 2 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Zn + S8 = ZnS =>
8 Zn + S8 = 8 ZnS
Cu + HF = CuF + H =>
Cu + HF = CuF + H
Cu + HF = CuF + H2 =>
2 Cu + 2 HF = 2 CuF + H2
Al2(SO4)3(aq) + NaBr(aq) = Al2Br(s) + Na(SO4)3(aq) =>
Al2(SO4)3(aq) + NaBr(aq) = Al2Br(s) + Na(SO4)3(aq)
Pb(NO3)2(aq) + Al2(SO4)3(aq) = Pb(SO4)3(s) + Al2(NO3)2(aq) =>
Pb(NO3)2(aq) + Al2(SO4)3(aq) = Pb(SO4)3(s) + Al2(NO3)2(aq)
SiC + Cl2 = Si2Cl4 + C =>
2 SiC + 2 Cl2 = Si2Cl4 + 2 C
CaCO3 + H3PO4 = Ca3(PO4)2 + H2CO3 =>
3 CaCO3 + 2 H3PO4 = Ca3(PO4)2 + 3 H2CO3
AgNO3 + HCl = AgCl + HNO3 =>
AgNO3 + HCl = AgCl + HNO3
C + O = CO2 =>
C + 2 O = CO2
Fe + S = FeS =>
Fe + S = FeS
KBr + Fe(OH)3 = KOH + FeBr3 =>
3 KBr + Fe(OH)3 = 3 KOH + FeBr3
K2CRO7 + HCl = KCl + CRCl3 + H2O + Cl2 =>
2 K2CRO7 + 28 HCl = 4 KCl + 2 CRCl3 + 14 H2O + 9 Cl2
Fe + S = FeS8 =>
Fe + 8 S = FeS8
Fe + S = FeS7 =>
Fe + 7 S = FeS7
P + HNO3 + H2O = H3PO4 + NO =>
3 P + 5 HNO3 + 2 H2O = 3 H3PO4 + 5 NO
Fe + S = Fe9S7 =>
9 Fe + 7 S = Fe9S7
MnO2 + HCl = Cl2 + MnCl + H2O =>
2 MnO2 + 8 HCl = 3 Cl2 + 2 MnCl + 4 H2O
MnO2 + HCl = Cl2 + MnCl2 + H2O =>
MnO2 + 4 HCl = Cl2 + MnCl2 + 2 H2O
Fe9 + O3 = FeO =>
Fe9 + 3 O3 = 9 FeO
PbO2 + HCl = Cl2 + PbCl2 + H2O =>
PbO2 + 4 HCl = Cl2 + PbCl2 + 2 H2O
Au2S3 + H2 = Au + H2S =>
Au2S3 + 3 H2 = 2 Au + 3 H2S
KCLO3 = KCL + O2 =>
2 KCLO3 = 2 KCL + 3 O2
Au2S3 + H2 = Au + H2S =>
Au2S3 + 3 H2 = 2 Au + 3 H2S
H3PO4 + HCl = PCl5 + H2O =>
H3PO4 + 5 HCl = PCl5 + 4 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
PbS = Pb + S =>
PbS = Pb + S
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Pb3O4 = PbO + O2 =>
2 Pb3O4 = 6 PbO + O2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur08/10/12
Équations équilibrées sur09/09/11
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