| Équations équilibrées la veille | Équations équilibrées le lendemain |
5 NaNO3 + 8 Al + 3 NaOH + 6 H2O = 5 NH3 + 8 NaAlO3
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
AgBr + Na2CO3 = Ag2CO3 + NaBr =>
2 AgBr + Na2CO3 = Ag2CO3 + 2 NaBr
Fe(NO3)2 + H2O = HNO3 + Fe(OH)2 =>
Fe(NO3)2 + 2 H2O = 2 HNO3 + Fe(OH)2
Fe3(PO4)2 + H2 = Fe + H3PO4 =>
Fe3(PO4)2 + 3 H2 = 3 Fe + 2 H3PO4
H2Cr2O7 + HCl = CrCl3 + Cl2 + H2O =>
H2Cr2O7 + 12 HCl = 2 CrCl3 + 3 Cl2 + 7 H2O
C6H8O7 + HCl = C6H6ClO7 + H2 =>
2 C6H8O7 + 2 HCl = 2 C6H6ClO7 + 3 H2
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
CuCl2Mg = CuMgCl2 =>
CuCl2Mg = CuMgCl2
C4H9BrNa = C4H9NaBr =>
C4H9BrNa = C4H9NaBr
ZnS(s) + O2(g) = ZnO(s) + SO2(g) =>
2 ZnS(s) + 3 O2(g) = 2 ZnO(s) + 2 SO2(g)
P4(s) + Br2 = PBr3(g) =>
P4(s) + 6 Br2 = 4 PBr3(g)
CaF2 + H2O = Ca(OH)2 + HF =>
CaF2 + 2 H2O = Ca(OH)2 + 2 HF
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
V + O2 = V2O5 =>
4 V + 5 O2 = 2 V2O5
Fe2(SO4)3 + Al(OH)3 = Al2(SO4)3 + Fe(OH)3 =>
Fe2(SO4)3 + 2 Al(OH)3 = Al2(SO4)3 + 2 Fe(OH)3
MgSe + S = MgS + Se =>
MgSe + S = MgS + Se
ZnS + O = ZnO + SO2 =>
ZnS + 3 O = ZnO + SO2
Na2SO3 + HCl = SO2 + NaCl + H2O =>
Na2SO3 + 2 HCl = SO2 + 2 NaCl + H2O
MnO2 + K2CO3 + O2 = KMnO4 + CO2 =>
4 MnO2 + 2 K2CO3 + 3 O2 = 4 KMnO4 + 2 CO2
AgCl2 + NH4OH = Ag(NH3)2 + Cl + H2O =>
AgCl2 + 2 NH4OH = Ag(NH3)2 + 2 Cl + 2 H2O
Na2Cr2O7 + HCl = NaCl + Cl2 + CrCl3 + H2O =>
Na2Cr2O7 + 14 HCl = 2 NaCl + 3 Cl2 + 2 CrCl3 + 7 H2O
Pb(NO3)2 + Na = NaNO3 + Pb =>
Pb(NO3)2 + 2 Na = 2 NaNO3 + Pb
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
CaO2 + H2O = Ca(OH)2 + O2 =>
2 CaO2 + 2 H2O = 2 Ca(OH)2 + O2
Al(OH)3 + NaCl = NaOH + AlCl3 =>
Al(OH)3 + 3 NaCl = 3 NaOH + AlCl3
Fe(OH)3 + H{+} = Fe + H2O{+} =>
Fe(OH)3 + 3 H{+} = Fe + 3 H2O{+}
C3H17OH = C3H16 + H2O =>
C3H17OH = C3H16 + H2O
HCl + AgNO2 = AgCl + HNO2 =>
HCl + AgNO2 = AgCl + HNO2
Sn + HNO3 = H + Sn(NO3)2 =>
Sn + 2 HNO3 = 2 H + Sn(NO3)2
HC2H3O2 + LiHSO3 = H2O + CO2 + LiCH3SO2 =>
HC2H3O2 + LiHSO3 = H2O + CO2 + LiCH3SO2
CC3H7OH + O2 = CO2 + H2O =>
2 CC3H7OH + 11 O2 = 8 CO2 + 8 H2O
MgO + ZnO = MgZn + O =>
MgO + ZnO = MgZn + 2 O
NaOH + CO2 = Na2CO3 + H2O =>
2 NaOH + CO2 = Na2CO3 + H2O
NaNO2 + H2O = NaOH + HNO2 =>
NaNO2 + H2O = NaOH + HNO2
Br2 + AgNO3 = Ag + Br(NO3)2 =>
Br2 + 4 AgNO3 = 4 Ag + 2 Br(NO3)2
CaSiO3 + HCl = CaCl2 + H2SiO3 =>
CaSiO3 + 2 HCl = CaCl2 + H2SiO3
Mg{2+} + HCO3{-} + Ca(OH)2 = MgCO3 + CaCO3 + H2O =>
Mg{2+} + 2 HCO3{-} + Ca(OH)2 = MgCO3 + CaCO3 + 2 H2O
Ni + Sn{2+} = Ni{2+} + Sn =>
Ni + Sn{2+} = Ni{2+} + Sn
S2O6{2-} + Mn{2+} + H2O = SO3{2-} + MnO2 + H{+} =>
S2O6{2-} + Mn{2+} + 2 H2O = 2 SO3{2-} + MnO2 + 4 H{+}
NH4HSO4HCl = NH4ClH2OSO3 =>
NH4HSO4HCl = NH4ClH2OSO3
HCr2O3 + KOH + O2 = K2CrO4 + H2O =>
4 HCr2O3 + 16 KOH + 7 O2 = 8 K2CrO4 + 10 H2O
Jn + HCl = JnCl2 + H2 =>
Jn + 2 HCl = JnCl2 + H2
KNO3(s) + CH2O(s) = KNO2(s) + CO2(g) + H2O(g) =>
2 KNO3(s) + CH2O(s) = 2 KNO2(s) + CO2(g) + H2O(g)
C22H46 + O2 = CO2 + HOH =>
2 C22H46 + 67 O2 = 44 CO2 + 46 HOH
CH3CH2OH + Cr2O72{-} + H{+} = CH3COOH + Cr + H2O =>
143 CH3CH2OH + 4 Cr2O72{-} + 4 H{+} = 143 CH3COOH + 8 Cr + 145 H2O
HCl + FeCl2 = FeCl3 + H =>
HCl + FeCl2 = FeCl3 + H
ZnSO4 + H2S = ZnS + H2SO4 =>
ZnSO4 + H2S = ZnS + H2SO4
C7O2H6 + N2C2H8 = C16N2O2H16 + H2O =>
2 C7O2H6 + N2C2H8 = C16N2O2H16 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/24/24
Équations équilibrées sur01/23/24
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