| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 C6H5COOH + Na2CO3 = 2 C6H5COONa + H2CO3
Sn + Cu{2+}(NO3)2 = Sn{4+}(NO3)2 + Cu =>
Sn + 2 Cu{2+}(NO3)2 = Sn{4+}(NO3)2 + 2 Cu
NiC2O4*H2O = NiCO3 + H2O + CO =>
NiC2O4*H2O = NiCO3 + H2O + CO
Br2 + Mn = Br{-} + Mn{2+} =>
Br2 + Mn = 2 Br{-} + Mn{2+}
NaI + H2SO4 = S + I2 + Na2SO4 + H2O =>
6 NaI + 4 H2SO4 = S + 3 I2 + 3 Na2SO4 + 4 H2O
PbN6 + Cr(MnO4)2 = Cr2O3 + Mn02 + NO + Pb3O4 =>
39 PbN6 + 44 Cr(MnO4)2 = 22 Cr2O3 + 44 Mn02 + 234 NO + 13 Pb3O4
Ba + Au(NO3) = Au + Ba(NO3)2 =>
Ba + 2 Au(NO3) = 2 Au + Ba(NO3)2
LiNO3 + BaS = Li2S + Ba(NO3)2 =>
2 LiNO3 + BaS = Li2S + Ba(NO3)2
Ni(OH)2 + H2O2 = NiO2 + H2O =>
Ni(OH)2 + H2O2 = NiO2 + 2 H2O
(CH3CH2)2O + H2SO4 = CH3CH2OH + CH3CH2SO4H =>
(CH3CH2)2O + H2SO4 = CH3CH2OH + CH3CH2SO4H
KCO3 + BaSO3 = KSO3 + BaCO3 =>
KCO3 + BaSO3 = KSO3 + BaCO3
Na3SbO4 + H2O = Sb2O5 + NaOH =>
2 Na3SbO4 + 3 H2O = Sb2O5 + 6 NaOH
CH4 + O20 = H2O + CO =>
20 CH4 + 3 O20 = 40 H2O + 20 CO
C2H2 + Cu2SO4 + NH3 = Cu2C2 + (NH4)2SO4 =>
C2H2 + Cu2SO4 + 2 NH3 = Cu2C2 + (NH4)2SO4
NH4Cl + NaNO2 = HNO2 + NaCl + NH3 =>
NH4Cl + NaNO2 = HNO2 + NaCl + NH3
AlCl3 + SiO2 = Al2O3 + Cl2 + SiO =>
2 AlCl3 + 3 SiO2 = Al2O3 + 3 Cl2 + 3 SiO
H2O + NaH2PO2 + KMnO4 = NaH2PO4 + MnO2 + KOH =>
2 H2O + 3 NaH2PO2 + 4 KMnO4 = 3 NaH2PO4 + 4 MnO2 + 4 KOH
Be2O3 + NaCl = Be + NaClO3 =>
Be2O3 + NaCl = 2 Be + NaClO3
KBr + Na = K + NaBr =>
KBr + Na = K + NaBr
HNO3 + KOH = NKO3 + H2O =>
HNO3 + KOH = NKO3 + H2O
Ga(s) + S(s) = Ga2S3(s) =>
2 Ga(s) + 3 S(s) = Ga2S3(s)
GdCl3 + NaOH = Gd(OH)3 + NaCl =>
GdCl3 + 3 NaOH = Gd(OH)3 + 3 NaCl
SiO2 + H2SO4 = Si2(SO4)5 + H2O + SO2 =>
2 SiO2 + 6 H2SO4 = Si2(SO4)5 + 6 H2O + SO2
Ca(s) + N2(g) = Ca3N2 =>
3 Ca(s) + N2(g) = Ca3N2
KCr(SO4)2 + Na2S + H2O = K2SO4 + Na2SO4 + H2S + Cr(OH)3 =>
2 KCr(SO4)2 + 3 Na2S + 6 H2O = K2SO4 + 3 Na2SO4 + 3 H2S + 2 Cr(OH)3
Na3CO3 + H2SO4 = Na3SO4 + CO2 + H2O =>
Na3CO3 + H2SO4 = Na3SO4 + CO2 + H2O
NH3 + HF = HNH3 + F =>
NH3 + HF = HNH3 + F
Ca(NO3)2(aq) + (NH4)2CO3(aq) = CaCO3(s) + NH4NO3(aq) =>
Ca(NO3)2(aq) + (NH4)2CO3(aq) = CaCO3(s) + 2 NH4NO3(aq)
Fe(OH)3 + HI = FeI2 + I2 + H2O =>
2 Fe(OH)3 + 6 HI = 2 FeI2 + I2 + 6 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
C2H2 + [Cu(NH3)4]SO4 = C4Cu2 + (NH4)2SO4 + NH3 =>
2 C2H2 + 2[Cu(NH3)4]SO4 = C4Cu2 + 2(NH4)2SO4 + 4 NH3
Sr + H3PO4 = H2 + Sr3(PO4)2 =>
3 Sr + 2 H3PO4 = 3 H2 + Sr3(PO4)2
MgCO = Mg + CO =>
MgCO = Mg + CO
(NH4)3N + Ca = H2 + Ca3N2 =>
(NH4)3N + 6 Ca = 6 H2 + 2 Ca3N2
K2S + ZnI2 = ZnS + K2I2 =>
K2S + ZnI2 = ZnS + K2I2
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
CaO + H2 = Ca + H2O =>
CaO + H2 = Ca + H2O
ClO2 = ClOClO3 =>
2 ClO2 = ClOClO3
HBr + (NH4)2(CO3) = H2(CO3) + Br(NH4) =>
2 HBr + (NH4)2(CO3) = H2(CO3) + 2 Br(NH4)
BiI = Bi + I =>
BiI = Bi + I
S + H2SO4 = SO2 + H2O =>
S + 2 H2SO4 = 3 SO2 + 2 H2O
Cu(NO3)2 + NaOH = CuO + H2O + NaNO3 =>
Cu(NO3)2 + 2 NaOH = CuO + H2O + 2 NaNO3
C2H5OH + O2 = C2H5COOH + H2O =>
3 C2H5OH + 2 O2 = 2 C2H5COOH + 3 H2O
Na2S2O3(aq) + I2(aq) = NaS4O6(aq) + NaI(aq) =>
4 Na2S2O3(aq) + 3 I2(aq) = 2 NaS4O6(aq) + 6 NaI(aq)
Pb(CH3COO)2 + H2C2O4 = PbC2O4 + CH3COOH =>
Pb(CH3COO)2 + H2C2O4 = PbC2O4 + 2 CH3COOH
Al2O3 + K2CO3 = Al2(CO3)3 + K2O =>
Al2O3 + 3 K2CO3 = Al2(CO3)3 + 3 K2O
C8H7N + O2 = CO2 + H2O + NO2 =>
4 C8H7N + 43 O2 = 32 CO2 + 14 H2O + 4 NO2
Cl2 + Ca2 = CaCl =>
Cl2 + Ca2 = 2 CaCl
Cr2O7 + C2H6O = Cr + C2H4O + H2O =>
Cr2O7 + 7 C2H6O = 2 Cr + 7 C2H4O + 7 H2O
H2CrO4 + K2SO3 = H2CrSO3 + K2O4 =>
H2CrO4 + K2SO3 = H2CrSO3 + K2O4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/19/24
Équations équilibrées sur01/18/24
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