| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 Si2H3 + 11 O2 = 8 SiO2 + 6 H2O
Hg2(CN)2 + Ce{4+} + H2O = CO{3-} + NO3{-} + Hg(OH)2 + Ce{3+} + H{+} =>
Hg2(CN)2 + 12 Ce{4+} + 12 H2O = 2 CO{3-} + 2 NO3{-} + 2 Hg(OH)2 + 12 Ce{3+} + 20 H{+}
Li3N + NH4NO3 = LiNO3 + (NH4)3N =>
Li3N + 3 NH4NO3 = 3 LiNO3 + (NH4)3N
Br2 + HCOONa = NaBr + HBr + CO2 =>
Br2 + HCOONa = NaBr + HBr + CO2
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
FeS + HNO3 = H2SO4 + NO + H2O + Fe(NO3)3 =>
FeS + 6 HNO3 = H2SO4 + 3 NO + 2 H2O + Fe(NO3)3
Al{3} + {-} = Al =>
Al{3} + 3e = Al
HCl + MnO4 = MnO2 + H2O + Cl2 =>
4 HCl + MnO4 = MnO2 + 2 H2O + 2 Cl2
H3PO4(aq) + KOH(aq) = H2O(l) + K3PO4(aq) =>
H3PO4(aq) + 3 KOH(aq) = 3 H2O(l) + K3PO4(aq)
Cl2 + KBr = KCl + Br2 =>
Cl2 + 2 KBr = 2 KCl + Br2
C2H4 + KMnO4 + H2O = C2H4(OH)2 + MnO2 + KOH =>
3 C2H4 + 2 KMnO4 + 4 H2O = 3 C2H4(OH)2 + 2 MnO2 + 2 KOH
Cl2 + H2O = HCl + HOCl =>
Cl2 + H2O = HCl + HOCl
C7H6O2 + O2 = CO2 + H2O =>
2 C7H6O2 + 15 O2 = 14 CO2 + 6 H2O
Hg2(CN)2 + Ce{4+} + H2O = CO3{2-} + NO3{-} + Hg(OH)2 + Ce{3+} + H{+} =>
Hg2(CN)2 + 22 Ce{4+} + 16 H2O = 2 CO3{2-} + 2 NO3{-} + 2 Hg(OH)2 + 22 Ce{3+} + 28 H{+}
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Na2SO4 + Ba(NO3)2 = NaNO3 + BaSO4 =>
Na2SO4 + Ba(NO3)2 = 2 NaNO3 + BaSO4
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
V2O5 + HCl = Cl2 + H2O + VCl =>
V2O5 + 10 HCl = 4 Cl2 + 5 H2O + 2 VCl
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
V2O5 + HCl = Cl2 + H2O + VCl2 =>
V2O5 + 10 HCl = 3 Cl2 + 5 H2O + 2 VCl2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
AgNO3 + K2SO4 = AgSO4 + K2NO3 =>
AgNO3 + K2SO4 = AgSO4 + K2NO3
NaOH + HNO3 = NaNO3 + H2O =>
NaOH + HNO3 = NaNO3 + H2O
Na2(CrO4) + Pb(NO3)2 = Na(NO3) + PbCrO4 =>
Na2(CrO4) + Pb(NO3)2 = 2 Na(NO3) + PbCrO4
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
Na2SO4(aq) + Pb(NO3)2(aq) = PbSO4(s) + NaNO3(aq) =>
Na2SO4(aq) + Pb(NO3)2(aq) = PbSO4(s) + 2 NaNO3(aq)
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
Na2(CrO4) + Zn(NO3)2 = Na(NO3) + ZnCrO4 =>
Na2(CrO4) + Zn(NO3)2 = 2 Na(NO3) + ZnCrO4
La2O3 + H2O = La(OH)3 =>
La2O3 + 3 H2O = 2 La(OH)3
KHC4H4O6 + NaOH = NaHC4H4O6 + KOH =>
KHC4H4O6 + NaOH = NaHC4H4O6 + KOH
Na2SO4(aq) + Pb(NO3)2(aq) = NaNO3(aq) + PbSO4(s) =>
Na2SO4(aq) + Pb(NO3)2(aq) = 2 NaNO3(aq) + PbSO4(s)
Na2(CrO4) + Pb(NO3)2 = Na(NO3) + PbCrO4 =>
Na2(CrO4) + Pb(NO3)2 = 2 Na(NO3) + PbCrO4
Cl2 + KI = I + KCl =>
Cl2 + 2 KI = 2 I + 2 KCl
NH4NO3 = N2 + O2 + H2O =>
2 NH4NO3 = 2 N2 + O2 + 4 H2O
NH3 + HCl = NCl3 + H4 =>
2 NH3 + 6 HCl = 2 NCl3 + 3 H4
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
C3H5(OH)3 + HNO3 = C3H5(NO3)3 + H2O =>
C3H5(OH)3 + 3 HNO3 = C3H5(NO3)3 + 3 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Cl2 + KI = I2 + KCl =>
Cl2 + 2 KI = I2 + 2 KCl
Ca3P2 + H2O = Ca(OH)2 + PH3 =>
Ca3P2 + 6 H2O = 3 Ca(OH)2 + 2 PH3
NaI + Pb(NO3)2 = Na(NO3) + PbI2 =>
2 NaI + Pb(NO3)2 = 2 Na(NO3) + PbI2
KI + KIO3 + H2SO4 = I2 + KSO4 + H2O =>
4 KI + 2 KIO3 + 6 H2SO4 = 3 I2 + 6 KSO4 + 6 H2O
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
CaCl2 + (NH4)2SO4 = CaSO4 + NH4Cl =>
CaCl2 + (NH4)2SO4 = CaSO4 + 2 NH4Cl
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
Na2S + Zn(NO3)2 = Na(NO3) + ZnS =>
Na2S + Zn(NO3)2 = 2 Na(NO3) + ZnS
UO2(s) + HF(l) = UF4(s) + H2O(l) =>
UO2(s) + 4 HF(l) = UF4(s) + 2 H2O(l)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/24/12
Équations équilibrées sur02/23/11
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