| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 CH3COOH + CuSO4*5H2O = Cu(CH3COO)2 + H2SO4*5H2O
KMnO4 + H2SO4 + H2S = K2SO4 + MnSO4 + H2O =>
8 KMnO4 + 7 H2SO4 + 5 H2S = 4 K2SO4 + 8 MnSO4 + 12 H2O
FeBr2 + NaOH = NaBr + Fe(OH)2 =>
FeBr2 + 2 NaOH = 2 NaBr + Fe(OH)2
Ca{2+} + (COO)2{2-} = Ca(COO)2 =>
Ca{2+} + (COO)2{2-} = Ca(COO)2
Cr + I = CrI2 =>
Cr + 2 I = CrI2
Ga + KOH + H2O = K3[Ga(OH)6] + H =>
Ga + 3 KOH + 3 H2O = K3[Ga(OH)6] + 3 H
CO2 + Sr(OH)2 = SrO + C(OH)4 =>
CO2 + 2 Sr(OH)2 = 2 SrO + C(OH)4
Sb2O3 + Cl2 + NaOH = Na3SbO4 + NaCl + H2O =>
Sb2O3 + 2 Cl2 + 10 NaOH = 2 Na3SbO4 + 4 NaCl + 5 H2O
Cu + HNO3 = Cu(NO3)2 + H2O + NO =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 4 H2O + 2 NO
PCl3 + H2O = HCl + H3PO3 =>
PCl3 + 3 H2O = 3 HCl + H3PO3
Fe + Ag = Fe2Ag =>
2 Fe + Ag = Fe2Ag
FeSO4*7H2O + NaOH = Fe(OH)2 + Na2SO4 + H2O =>
FeSO4*7H2O + 2 NaOH = Fe(OH)2 + Na2SO4 + 7 H2O
Sn{2+} + Ce{4+} = Sn{4+} + Ce{3+} =>
Sn{2+} + 2 Ce{4+} = Sn{4+} + 2 Ce{3+}
PbO2 + CrCl3 + H2SO4 = Cl2 + PbSO4 + Cr2(SO4)3 + H2O =>
3 PbO2 + 2 CrCl3 + 6 H2SO4 = 3 Cl2 + 3 PbSO4 + Cr2(SO4)3 + 6 H2O
Sn{2+} + Ce{4+} = Sn{4+} + Ce{3+} =>
Sn{2+} + 2 Ce{4+} = Sn{4+} + 2 Ce{3+}
Ca(NO2)2 + K2Cr2O7 + KOH + H2O = K3[Cr(OH)6] + Ca(NO3)2 =>
3 Ca(NO2)2 + 2 K2Cr2O7 + 8 KOH + 8 H2O = 4 K3[Cr(OH)6] + 3 Ca(NO3)2
C2H5OH + KMnO4 + H2SO4 = CH3COH + Mn2SO4 + K2SO4 + H2O =>
6 C2H5OH + 2 KMnO4 + 2 H2SO4 = 6 CH3COH + Mn2SO4 + K2SO4 + 8 H2O
HNO3 = H2O + NO3 + NO =>
4 HNO3 = 2 H2O + 3 NO3 + NO
LiOH + H2SO4 = Li2SO4 + H2O =>
2 LiOH + H2SO4 = Li2SO4 + 2 H2O
C3H3OH2 + NaOH = H2O + NaC3H3OH =>
C3H3OH2 + NaOH = H2O + NaC3H3OH
Mn(OH)2 + Cl2 + KOH = KCl + MnO2 + H2O =>
Mn(OH)2 + Cl2 + 2 KOH = 2 KCl + MnO2 + 2 H2O
KNO2 + K2Cr2O7 + KOH + H2O = K3[Cr(OH)6] + KNO3 =>
3 KNO2 + K2Cr2O7 + 4 KOH + 4 H2O = 2 K3[Cr(OH)6] + 3 KNO3
A2Cl2 + BH3 = A4B4 + A8 + BH4Cl =>
6 A2Cl2 + 16 BH3 = A4B4 + A8 + 12 BH4Cl
ICl3 + H2O = HIO3 + HCl + ICl =>
2 ICl3 + 3 H2O = HIO3 + 5 HCl + ICl
Mg + CuSO4 + H2O = MgSO4 + Cu2O + H2 =>
2 Mg + 2 CuSO4 + H2O = 2 MgSO4 + Cu2O + H2
Pt + H2O = PtO2 + H2 =>
Pt + 2 H2O = PtO2 + 2 H2
NO2 + P = N2 + P2O5 =>
10 NO2 + 8 P = 5 N2 + 4 P2O5
[Cu(NH3)4](OH)2 + H2O + H2SO4 = [Cu(H2O)4]SO4 + (NH4)2SO4 =>
[Cu(NH3)4](OH)2 + 2 H2O + 3 H2SO4 = [Cu(H2O)4]SO4 + 2(NH4)2SO4
KCl + Zn = KZn + Cl =>
KCl + Zn = KZn + Cl
Sc + H2 = ScH2 =>
Sc + H2 = ScH2
CuO + HNO3 = Cu(NO3)2 + H2O =>
CuO + 2 HNO3 = Cu(NO3)2 + H2O
P + F2 = PF3 =>
2 P + 3 F2 = 2 PF3
HgO + CO = Hg + CO2 =>
HgO + CO = Hg + CO2
In + NH3 = InNH3 =>
In + NH3 = InNH3
H3PO4 + CO2 = PH3 + CO3 =>
H3PO4 + 4 CO2 = PH3 + 4 CO3
H2O2 + NH3 = H2NOH + H2O =>
H2O2 + NH3 = H2NOH + H2O
Cr2(SO4)3 + K2S + H2O = Cr(OH)3 + H2S + K2SO4 =>
Cr2(SO4)3 + 3 K2S + 6 H2O = 2 Cr(OH)3 + 3 H2S + 3 K2SO4
H2CO3 + K = K2CO3 + H2 =>
H2CO3 + 2 K = K2CO3 + H2
Na2O2 + KI + HCl = I2 + NaCl + KCl + H2O =>
Na2O2 + 2 KI + 4 HCl = I2 + 2 NaCl + 2 KCl + 2 H2O
V + HCl = VCl2 + H2 =>
V + 2 HCl = VCl2 + H2
Ca2(OH)2 + O2 = CaO2 + H2O =>
2 Ca2(OH)2 + 3 O2 = 4 CaO2 + 2 H2O
F + S = FS =>
F + S = FS
C3H7Cl + H2O = C3H7OH + HCl =>
C3H7Cl + H2O = C3H7OH + HCl
Ni + Fe(NO3) = Fe + Ni(NO3) =>
Ni + Fe(NO3) = Fe + Ni(NO3)
HAuCl4 + SnCl2 = Au + SnCl4 + H2Cl =>
4 HAuCl4 + 7 SnCl2 = 4 Au + 7 SnCl4 + 2 H2Cl
Na + HCl = NaCl + H2* =>
2 Na + 2 HCl = 2 NaCl + H2*
Cu(OH)2 + NH3 = [Cu(NH3)4](OH)2 =>
Cu(OH)2 + 4 NH3 = [Cu(NH3)4](OH)2
H2C2O4 + CaCO3 = CaC2O4 + H2CO3 =>
H2C2O4 + CaCO3 = CaC2O4 + H2CO3
As2S3 = As2 + S3 =>
As2S3 = As2 + S3
HNO3 + Ba(OH)2 = Ba(NO3)2 + H2O =>
2 HNO3 + Ba(OH)2 = Ba(NO3)2 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/25/24
Équations équilibrées sur12/25/23
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