| Équations équilibrées la veille | Équations équilibrées le lendemain |
10 Al + 3 V2O5 = 5 Al2O3 + 6 V
Na2B4O7 + HCl + H2O = H3BO3 + NaCl =>
Na2B4O7 + 2 HCl + 5 H2O = 4 H3BO3 + 2 NaCl
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Mg + Mn2O3 = MgO + Mn =>
3 Mg + Mn2O3 = 3 MgO + 2 Mn
C20H42(s) + O2(g) = CO2 + H2O =>
2 C20H42(s) + 61 O2(g) = 40 CO2 + 42 H2O
MgCO3 + Ca(OH)2 = Mg(OH)2 + CaCO3 =>
MgCO3 + Ca(OH)2 = Mg(OH)2 + CaCO3
I2 + Ba(OH)2 = Ba(IO3)2 + BaI2 + H2O =>
6 I2 + 6 Ba(OH)2 = Ba(IO3)2 + 5 BaI2 + 6 H2O
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
KI + H2SO4 + MnO2 = K2SO4 + H2O + I2 + MnSO4 =>
2 KI + 2 H2SO4 + MnO2 = K2SO4 + 2 H2O + I2 + MnSO4
Cr2(SO4)3 + H2O2 + NaOH = NaCrO4 + H2O + Na2SO4 =>
Cr2(SO4)3 + 4 H2O2 + 8 NaOH = 2 NaCrO4 + 8 H2O + 3 Na2SO4
NaF + FeCl3 = Na3FeF6 + NaCl =>
6 NaF + FeCl3 = Na3FeF6 + 3 NaCl
F2 + H2O = OF2 + HF =>
2 F2 + H2O = OF2 + 2 HF
KCl + H2O + I2 = KIO3 + KI + HCl =>
6 KCl + 3 H2O + 3 I2 = KIO3 + 5 KI + 6 HCl
CuOH = Cu2O + H2O =>
2 CuOH = Cu2O + H2O
CO(g) + O2(g) = CO2(g) =>
2 CO(g) + O2(g) = 2 CO2(g)
P4O10 + Ca(OH)2 = Ca3(PO4)2 + H2O =>
P4O10 + 6 Ca(OH)2 = 2 Ca3(PO4)2 + 6 H2O
N2O5(s) + Ca(OH)2(aq) = Ca(NO3)2 + H2O =>
N2O5(s) + Ca(OH)2(aq) = Ca(NO3)2 + H2O
Al + NiBr2 = AlBr3 + Ni =>
2 Al + 3 NiBr2 = 2 AlBr3 + 3 Ni
HgS + HNO3 + HCl = HgCl4{2-} + NO2 + S + H2O + H{+} =>
HgS + 2 HNO3 + 4 HCl = HgCl4{2-} + 2 NO2 + S + 2 H2O + 2 H{+}
Cu + HNO3(conc) = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3(conc) = Cu(NO3)2 + 2 NO2 + 2 H2O
Cl2 + Al = AlCl3 =>
3 Cl2 + 2 Al = 2 AlCl3
CH3OH + KMnO4 + H2SO4 = CO2 + MnSO4 + K2SO4 + H2O =>
5 CH3OH + 6 KMnO4 + 9 H2SO4 = 5 CO2 + 6 MnSO4 + 3 K2SO4 + 19 H2O
EDTA + CaCl2 = CaEDTA + Cl2 =>
EDTA + CaCl2 = CaEDTA + Cl2
MgCO3 = MgO + CO2 =>
MgCO3 = MgO + CO2
NaCl + AgNo3 = NaNo3 + AgCl =>
NaCl + AgNo3 = NaNo3 + AgCl
CH3CH2OH + O2 = H2O + CH3COOH =>
CH3CH2OH + O2 = H2O + CH3COOH
Zn + H2SO4 = ZnSO4 + H2S + H2O =>
4 Zn + 5 H2SO4 = 4 ZnSO4 + H2S + 4 H2O
CH3Cl + KOH = CH3OH + KCl =>
CH3Cl + KOH = CH3OH + KCl
La(NO3)3*6H2O + Co(NO3)2*6H2O + C6H8O7*H2O = LaCoO3 + NO2 + H2O + CO2 =>
9 La(NO3)3*6H2O + 9 Co(NO3)2*6H2O + 2 C6H8O7*H2O = 9 LaCoO3 + 45 NO2 + 118 H2O + 12 CO2
C2H2 + O2 = CO2 + HO2 =>
C2H2 + 4 O2 = 2 CO2 + 2 HO2
CH3(CH2)2CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)2CH3 + 13 O2 = 8 CO2 + 10 H2O
N2 + H2 = NH =>
N2 + H2 = 2 NH
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
Na + H2SO4 = NaSO4 + H2S + H2O =>
4 Na + 5 H2SO4 = 4 NaSO4 + H2S + 4 H2O
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
NaOH + Al2(So3)3 = Na2So3 + Al(OH)3 =>
6 NaOH + Al2(So3)3 = 3 Na2So3 + 2 Al(OH)3
Zn + NO3{-} + H{+} = Zn{+2} + NH4{+} + H2O =>
4 Zn + NO3{-} + 10 H{+} = 4 Zn{+2} + NH4{+} + 3 H2O
NH3 + Na = NaNH2 + H2 =>
2 NH3 + 2 Na = 2 NaNH2 + H2
N2O3 + H2O = HNO3 + N2O =>
2 N2O3 + H2O = 2 HNO3 + N2O
NaOH + Al2(SO3)3 = Na2SO3 + Al(OH)3 =>
6 NaOH + Al2(SO3)3 = 3 Na2SO3 + 2 Al(OH)3
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
HNO3 + Ca(OH)2 = Ca(NO3)2 + H2O =>
2 HNO3 + Ca(OH)2 = Ca(NO3)2 + 2 H2O
Br2 + NaI = NaBr2 + I =>
Br2 + NaI = NaBr2 + I
NaCl = Na + Cl2 =>
2 NaCl = 2 Na + Cl2
NH3 = N2 + H3 =>
2 NH3 = N2 + 2 H3
F2 + KCl = KF + Cl2 =>
F2 + 2 KCl = 2 KF + Cl2
HNO3 + Mg(OH)2 = H2O + Mg(NO3)2 =>
2 HNO3 + Mg(OH)2 = 2 H2O + Mg(NO3)2
Al2O3 + Fe = Fe3O4 + Al =>
4 Al2O3 + 9 Fe = 3 Fe3O4 + 8 Al
S + O2 = SO4 =>
S + 2 O2 = SO4
CaCl2 + F2 = CaF2 + Cl2 =>
CaCl2 + F2 = CaF2 + Cl2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/23/17
Équations équilibrées sur01/22/17
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