| Équations équilibrées la veille | Équations équilibrées le lendemain |
Pb + AlCl3 = Al + PbCl3
K3PO4 + Ca(NO3)2 = K(NO3) + Ca3(PO4)2 =>
2 K3PO4 + 3 Ca(NO3)2 = 6 K(NO3) + Ca3(PO4)2
FeCl2 + CuO = CuCl2 + FeO =>
FeCl2 + CuO = CuCl2 + FeO
NH3 + OH = NH2 + H2O =>
NH3 + OH = NH2 + H2O
Na2S + S = Na2S6 =>
Na2S + 5 S = Na2S6
KOH + Al = AlOH + K =>
KOH + Al = AlOH + K
Ga2(SO4)3 + Be(OH)2 = Ga(OH)3 + BeSO4 =>
Ga2(SO4)3 + 3 Be(OH)2 = 2 Ga(OH)3 + 3 BeSO4
AlCl3 + NaOH = Al(OH)3 + NaCl =>
AlCl3 + 3 NaOH = Al(OH)3 + 3 NaCl
Co2O3 + HCl = CoCl2 + Cl2 + H2O =>
Co2O3 + 6 HCl = 2 CoCl2 + Cl2 + 3 H2O
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
Ni(No3)2(aq) + Na2SO4(aq) = NiSO4(aq) + NaNo3(aq) =>
Ni(No3)2(aq) + Na2SO4(aq) = NiSO4(aq) + 2 NaNo3(aq)
Pb + HNO3 = Pb(NO3)2 + NO + H2O =>
3 Pb + 8 HNO3 = 3 Pb(NO3)2 + 2 NO + 4 H2O
AlCl3 + KOH = Al(OH)3 + KCl =>
AlCl3 + 3 KOH = Al(OH)3 + 3 KCl
AlCl3 + Cu(OH)2 = Al + CuCl2 + O2 + H =>
2 AlCl3 + 3 Cu(OH)2 = 2 Al + 3 CuCl2 + 3 O2 + 6 H
C20H42 + O2 = CO2 + H2O =>
2 C20H42 + 61 O2 = 40 CO2 + 42 H2O
S + Fe = FeS =>
S + Fe = FeS
I2 + CCl4 = I2[CCl4] =>
I2 + CCl4 = I2[CCl4]
K2S + Ca(NO3)2 = KNO3 + CaS =>
K2S + Ca(NO3)2 = 2 KNO3 + CaS
PCl5 + H2O = HCl + H3PO4 =>
PCl5 + 4 H2O = 5 HCl + H3PO4
V + O2 = V2O3 =>
4 V + 3 O2 = 2 V2O3
Zn + Fe(NO3)2 + H2O = Fe2[Zn(OH)4] + HNO3 =>
Zn + 2 Fe(NO3)2 + 4 H2O = Fe2[Zn(OH)4] + 4 HNO3
C6H3(CH3)3 + KMnO4 + H2SO4 = K2SO4 + MnSO4 + H2O + C6H3(COOH)3 =>
5 C6H3(CH3)3 + 18 KMnO4 + 27 H2SO4 = 9 K2SO4 + 18 MnSO4 + 42 H2O + 5 C6H3(COOH)3
CuI + Na2S2O3 = Na3(Cu(S2O3)2) + NaI =>
CuI + 2 Na2S2O3 = Na3(Cu(S2O3)2) + NaI
Al2(SO4)3 + NH3 + H2O + C22H23N3O9 = (NH4)2SO4 + Al(OH)3C22H23N3O9 =>
Al2(SO4)3 + 6 NH3 + 6 H2O + 2 C22H23N3O9 = 3(NH4)2SO4 + 2 Al(OH)3C22H23N3O9
MnO2 + KNO3 + KOH = K2MnO4 + NO + H2O =>
3 MnO2 + 2 KNO3 + 4 KOH = 3 K2MnO4 + 2 NO + 2 H2O
Ca + F2 = CaF2 =>
Ca + F2 = CaF2
CaCl2 + Pb(ClO4)2 = Ca(ClO4)2 + PbCl2 =>
CaCl2 + Pb(ClO4)2 = Ca(ClO4)2 + PbCl2
Fe + H2O = Fe2O3 + H2 =>
2 Fe + 3 H2O = Fe2O3 + 3 H2
NHO3 = NO2 + O2 + H2O =>
4 NHO3 = 4 NO2 + O2 + 2 H2O
KMnO4 + NaOH + Ba(NO3)2 = BaMnO4 + KNO3 + NaNO3 + O2 + H2O =>
4 KMnO4 + 4 NaOH + 4 Ba(NO3)2 = 4 BaMnO4 + 4 KNO3 + 4 NaNO3 + O2 + 2 H2O
C13H10O + NaBH4 + HOH = C13H12O + NaOH + B(OH)3 =>
4 C13H10O + NaBH4 + 4 HOH = 4 C13H12O + NaOH + B(OH)3
NaHCO3 + H3C8H5O7 = CO2 + H2O + Na3C6H5O7 =>
39 NaHCO3 + 9 H3C8H5O7 = 33 CO2 + 23 H2O + 13 Na3C6H5O7
Ho2O3 + HNO3 = Ho(NO3)3*6H2O + N2 + O2 =>
2 Ho2O3 + 48 HNO3 = 4 Ho(NO3)3*6H2O + 18 N2 + 45 O2
CO2 + H2O = C2H6 + O2 =>
4 CO2 + 6 H2O = 2 C2H6 + 7 O2
Fe + (SO4) = Fe2(SO4)3 =>
2 Fe + 3(SO4) = Fe2(SO4)3
Ce2(SO4)3 + NaF = CeF3 + Na2SO4 =>
Ce2(SO4)3 + 6 NaF = 2 CeF3 + 3 Na2SO4
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
NiO + Cr = Cr2O3 + Ni =>
3 NiO + 2 Cr = Cr2O3 + 3 Ni
Cu3(CO3)2(OH)2 + HCl = CuCl2 + H2O + CO2 =>
Cu3(CO3)2(OH)2 + 6 HCl = 3 CuCl2 + 4 H2O + 2 CO2
N2O + H2 = NH3 + H2O =>
N2O + 4 H2 = 2 NH3 + H2O
C2H4 + H2O = C2H6O =>
C2H4 + H2O = C2H6O
CH4 + CO = CH3OH + C =>
CH4 + CO = CH3OH + C
Br2 + KOH = KBrO3 + KBr + H2O =>
3 Br2 + 6 KOH = KBrO3 + 5 KBr + 3 H2O
P4 + NaOH + H2O = P3H9 + Na2HPO4 =>
6 P4 + 18 NaOH + 18 H2O = 5 P3H9 + 9 Na2HPO4
SiN2H2 + BaH2 = Ba2Si5N8 + N2 + H2 =>
5 SiN2H2 + 2 BaH2 = Ba2Si5N8 + N2 + 7 H2
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
C3H6O + H2O = C3H6(OH)2 =>
C3H6O + H2O = C3H6(OH)2
FeCrO2 + K2CO3 + O2 = Fe2O3 + K2CrO4 + CO2 =>
4 FeCrO2 + 4 K2CO3 + 5 O2 = 2 Fe2O3 + 4 K2CrO4 + 4 CO2
Sb2S3 + K2CO3 + F2 = KSbO3 + KF + SF4 + CO2 =>
Sb2S3 + 6 K2CO3 + 11 F2 = 2 KSbO3 + 10 KF + 3 SF4 + 6 CO2
Mg3N2(g) + H2SO4(aq) = MgSO4(aq) + (NH4)2SO4(aq) =>
Mg3N2(g) + 4 H2SO4(aq) = 3 MgSO4(aq) + (NH4)2SO4(aq)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/20/24
Équations équilibrées sur12/20/23
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