| Équations équilibrées la veille | Équations équilibrées le lendemain |
MgSO3 + HBr = MgBr + HSO3
Co(NO3)2 = Co3O4 + NO2 + O2 =>
3 Co(NO3)2 = Co3O4 + 6 NO2 + O2
Al + S = Al2S3 =>
2 Al + 3 S = Al2S3
NaOH + H3PO4 = Na3PO4 + H2O =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
Sc + HNO3 = Sc(NO3)3 + NO + H2O =>
Sc + 4 HNO3 = Sc(NO3)3 + NO + 2 H2O
NaH2PO4 + H2O = HPO4 + NaOH + H =>
NaH2PO4 + H2O = HPO4 + NaOH + 2 H
CH3CH2NH2 + H2O = CH3CH3NH2 + OH =>
CH3CH2NH2 + H2O = CH3CH3NH2 + OH
OCl{-} + S2O3{2-} + H2O = S4O6{2-} + Cl{-} + OH{-} =>
OCl{-} + 2 S2O3{2-} + H2O = S4O6{2-} + Cl{-} + 2 OH{-}
HNO3 + Na2S = H2O + Na2SO4 + NO2 =>
8 HNO3 + Na2S = 4 H2O + Na2SO4 + 8 NO2
Hg2Cl2 + SnCl2 = SnCl6 + Hg =>
2 Hg2Cl2 + SnCl2 = SnCl6 + 4 Hg
MnCl2 + NH4HCO3 = MnCO3 + NH4Cl + CO2 + H2O =>
MnCl2 + 2 NH4HCO3 = MnCO3 + 2 NH4Cl + CO2 + H2O
Br + F = BrF =>
Br + F = BrF
MnSO4 + PbO2 + HNO3 = HMnO4 + PbSO4 + H2O + Pb(NO3)2 =>
2 MnSO4 + 5 PbO2 + 6 HNO3 = 2 HMnO4 + 2 PbSO4 + 2 H2O + 3 Pb(NO3)2
C2H6 + H2O + KMnO4 = HOCH2CH2OH + MnO2 + KOH =>
3 C2H6 + 2 H2O + 4 KMnO4 = 3 HOCH2CH2OH + 4 MnO2 + 4 KOH
AlI3 + TiO4 = TiI8 + Al2O3 =>
8 AlI3 + 3 TiO4 = 3 TiI8 + 4 Al2O3
Ga + H2(SO4) = Ga2(SO4)3 + H2 =>
2 Ga + 3 H2(SO4) = Ga2(SO4)3 + 3 H2
C8H18 + O2 = C + H2O =>
2 C8H18 + 9 O2 = 16 C + 18 H2O
KI + HCl + KIO3 = KCl + I2 + H2O =>
5 KI + 6 HCl + KIO3 = 6 KCl + 3 I2 + 3 H2O
SO4{2-} + H{+} = H2SO4 =>
SO4{2-} + 2 H{+} = H2SO4
HCl + Na2Co3 = Na + HClCo3 =>
HCl + Na2Co3 = 2 Na + HClCo3
Pb(C2H3O2)2(aq) + H2O(l) + CO2(g) = PbCO3(s) + HC2H3O2(aq) =>
Pb(C2H3O2)2(aq) + H2O(l) + CO2(g) = PbCO3(s) + 2 HC2H3O2(aq)
Ni(NO3)2*6H2O + NH4Cl + NH3 = [Ni(NH3)6]Cl2 + NO3 + H2O =>
9 Ni(NO3)2*6H2O + 18 NH4Cl + 34 NH3 = 9[Ni(NH3)6]Cl2 + 16 NO3 + 60 H2O
NaHCO3 + C6H3O7 = H2O + CO2 + Na3C6H5O7 =>
39 NaHCO3 + 18 C6H3O7 = 14 H2O + 69 CO2 + 13 Na3C6H5O7
Co + H2SO4 = CoSO4 + SO2 + H2O =>
Co + 2 H2SO4 = CoSO4 + SO2 + 2 H2O
C2H6 + Cl2 = C2H5Cl3 + HCl =>
C2H6 + 2 Cl2 = C2H5Cl3 + HCl
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
Ag3AsO4 = Ag + AsO4 =>
Ag3AsO4 = 3 Ag + AsO4
Fe2O3 + SnCl2 = FeCl3 + SnO =>
Fe2O3 + 3 SnCl2 = 2 FeCl3 + 3 SnO
N2 = N3 =>
3 N2 = 2 N3
P + O2 = P4O10 =>
4 P + 5 O2 = P4O10
C4H10 + MnO2 = Mn + CO + H2O =>
2 C4H10 + 9 MnO2 = 9 Mn + 8 CO + 10 H2O
Ni(NO3)2 + K3Fe(CN)6 = Ni(CN)2 + K3Fe(NO3)6 =>
3 Ni(NO3)2 + K3Fe(CN)6 = 3 Ni(CN)2 + K3Fe(NO3)6
Li2CO3 = Li2O + CO2 =>
Li2CO3 = Li2O + CO2
MnSO4 + (NH4)2S2O8 + KOH = MnO2 + K2SO4 + NH4OH + H2O =>
MnSO4 + (NH4)2S2O8 + 6 KOH = MnO2 + 3 K2SO4 + 2 NH4OH + 2 H2O
CH3CH3 + KMnO4 + H2SO4 = CH3COOH + K2SO4 + MnSO4 + H2O =>
5 CH3CH3 + 6 KMnO4 + 9 H2SO4 = 5 CH3COOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
Hg2(NO3)2 + HNO3 = Hg(NO3)2 + NH4NO3 + H2O =>
4 Hg2(NO3)2 + 10 HNO3 = 8 Hg(NO3)2 + NH4NO3 + 3 H2O
NaC2H3O2 + Fe2(SO4)3 = Fe(C2H3O2)3 + Na2SO4 =>
6 NaC2H3O2 + Fe2(SO4)3 = 2 Fe(C2H3O2)3 + 3 Na2SO4
Fe3O4 + Cr2O7{2-} + H{+} = Cr{3+} + Fe{3+} + H2O =>
6 Fe3O4 + Cr2O7{2-} + 62 H{+} = 2 Cr{3+} + 18 Fe{3+} + 31 H2O
Zn + O2 = ZnO =>
2 Zn + O2 = 2 ZnO
Cu + H2SO4 = CuSO4 + H2O + SO2 =>
Cu + 2 H2SO4 = CuSO4 + 2 H2O + SO2
(NH4)2S(aq) + SrCl2(aq) = (NH4)2Cl2 + SrS =>
(NH4)2S(aq) + SrCl2(aq) = (NH4)2Cl2 + SrS
Fe{2} + K = Fe + K{+} =>
Fe{2} + 2 K = Fe + 2 K{+}
Ca3(PO4)2 + H3O{+} = Ca{2+} + HPO4{-2} + H2O =>
Ca3(PO4)2 + 2 H3O{+} = 3 Ca{2+} + 2 HPO4{-2} + 2 H2O
Li + HOH = LiOH + H2 =>
2 Li + 2 HOH = 2 LiOH + H2
Hg2Cl2 + SnCl2 = SnCl6 + Hg =>
2 Hg2Cl2 + SnCl2 = SnCl6 + 4 Hg
H3PO4 + FeBr3 = HBr + FePO4 =>
H3PO4 + FeBr3 = 3 HBr + FePO4
KMnO4 + C2H2 = KOOCCCOOK + MnO2 + KOH + H2O =>
6 KMnO4 + 3 C2H2 = 2 KOOCCCOOK + 6 MnO2 + 2 KOH + 2 H2O
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
BaCO3 + H2CO3 = Ba(HCO3)2 =>
BaCO3 + H2CO3 = Ba(HCO3)2
HI(aq) + CaO(s) = CaI2(aq) + H2O(l) =>
2 HI(aq) + CaO(s) = CaI2(aq) + H2O(l)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/24/24
Équations équilibrées sur02/23/23
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