| Équations équilibrées la veille | Équations équilibrées le lendemain |
Mg + 2 HCl = MgCl2 + H2
CH3COOH + Na2CO4 = CHCOONa + H2O + CO2 =>
7 CH3COOH + 4 Na2CO4 = 8 CHCOONa + 10 H2O + 2 CO2
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
BaCrO4 + H{+} = Ba{2} + H2Cr2O7 + H2O =>
2 BaCrO4 + 4 H{+} = 2 Ba{2} + H2Cr2O7 + H2O
C2H6(g) + O2(g) = CO + H2O =>
2 C2H6(g) + 5 O2(g) = 4 CO + 6 H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
CaCl2 + MgBr2 = MgCl2 + CaBr2 =>
CaCl2 + MgBr2 = MgCl2 + CaBr2
HCl + MnO2 = MnCl2 + Cl2 + H2O =>
4 HCl + MnO2 = MnCl2 + Cl2 + 2 H2O
NH3 + I = NI2NH2 + H2 =>
2 NH3 + 2 I = NI2NH2 + 2 H2
Bi + Br2 = BiBr3 =>
2 Bi + 3 Br2 = 2 BiBr3
Co2S + Co2O = Co + SO2 =>
Co2S + 2 Co2O = 6 Co + SO2
CrO3 + K2SO4 + H2SO4 + C2H5OH = CH3CO2H + KCr(SO4)2 + H2O =>
4 CrO3 + 2 K2SO4 + 6 H2SO4 + 3 C2H5OH = 3 CH3CO2H + 4 KCr(SO4)2 + 9 H2O
K3PO4 + Pb(NO3)2 = K2(NO3)2 + Pb3(PO4)2 =>
2 K3PO4 + 3 Pb(NO3)2 = 3 K2(NO3)2 + Pb3(PO4)2
FeCr2O7 + NaOH + O2 = Na2CrO4 + Fe2O3 + H2O =>
4 FeCr2O7 + 16 NaOH + O2 = 8 Na2CrO4 + 2 Fe2O3 + 8 H2O
AgNO3 + K2SO4 = Ag2SO4 + KNO3 =>
2 AgNO3 + K2SO4 = Ag2SO4 + 2 KNO3
Ba(OH)2 + CaBr2 = BaBr2 + Ca(OH)2 =>
Ba(OH)2 + CaBr2 = BaBr2 + Ca(OH)2
Bi + H2SO4 = Bi2(SO4)3 + SO2 + H2O =>
2 Bi + 6 H2SO4 = Bi2(SO4)3 + 3 SO2 + 6 H2O
CuS + O2 = Cu + SO2 =>
CuS + O2 = Cu + SO2
Cd3N2 + MgCl2 = CdCl2 + Mg3N2 =>
Cd3N2 + 3 MgCl2 = 3 CdCl2 + Mg3N2
K4Fe(CN)6 + K2CrO4 + HCl = FeCl3 + CrCl3 + KCl + CO2 + NO + H2O =>
3 K4Fe(CN)6 + 43 K2CrO4 + 236 HCl = 3 FeCl3 + 43 CrCl3 + 98 KCl + 18 CO2 + 18 NO + 118 H2O
C3H6O + H2O = C3H8O2 =>
C3H6O + H2O = C3H8O2
Fe + H2O + O2 = Fe2O35H2O =>
4 Fe + 2 H2O + 35 O2 = 2 Fe2O35H2O
CoCl2 + NaOH = NaCl + Co(OH)Cl =>
CoCl2 + NaOH = NaCl + Co(OH)Cl
Mg + O = MgO =>
Mg + O = MgO
H2(SO4) + KOH = K(SO4) + H3O =>
H2(SO4) + KOH = K(SO4) + H3O
C20H100O40 = H2O + CH2O + CH2 =>
C20H100O40 = 30 H2O + 10 CH2O + 10 CH2
NH4Cl + NH4OH = NH4OCl + NH4H =>
NH4Cl + NH4OH = NH4OCl + NH4H
Na2SeO3 + H3PO4 = Na3PO4 + H2SeO3 =>
3 Na2SeO3 + 2 H3PO4 = 2 Na3PO4 + 3 H2SeO3
Ag + Se = AgSe =>
Ag + Se = AgSe
[Zn(NH3)4](OH)2 + HNO3 = Zn(NO3)2 + NH4NO3 + H2O =>
[Zn(NH3)4](OH)2 + 6 HNO3 = Zn(NO3)2 + 4 NH4NO3 + 2 H2O
P4 + O2 = P2O3 =>
P4 + 3 O2 = 2 P2O3
HBr + Be(OH)2 = Be(Br)2 + H2O =>
2 HBr + Be(OH)2 = Be(Br)2 + 2 H2O
Al2O3 + O5Cl2 = AlCl + O2 =>
Al2O3 + O5Cl2 = 2 AlCl + 4 O2
Zn(NO3)2 = NO3 + Zn =>
Zn(NO3)2 = 2 NO3 + Zn
Ni + Mn3(PO4)2 = Mn + Ni3(PO4)3 =>
6 Ni + 3 Mn3(PO4)2 = 9 Mn + 2 Ni3(PO4)3
Mg + AgCl = MgCl2 + Ag =>
Mg + 2 AgCl = MgCl2 + 2 Ag
Bi + Cl2 = BiCl3 =>
2 Bi + 3 Cl2 = 2 BiCl3
NaOH + H2O + Mg = Na(Mg(OH)3) + H2 =>
NaOH + 2 H2O + Mg = Na(Mg(OH)3) + H2
Al + Sn2(SO4)4 = Al2(SO4) + Sn =>
8 Al + Sn2(SO4)4 = 4 Al2(SO4) + 2 Sn
Zn + O3 = ZnO2 =>
3 Zn + 2 O3 = 3 ZnO2
H + FeS = H2S + Fe =>
2 H + FeS = H2S + Fe
C2H5OH + K = C2H5OK + H2 =>
2 C2H5OH + 2 K = 2 C2H5OK + H2
Mg + H2SO4 = MgSO4 + H2 =>
Mg + H2SO4 = MgSO4 + H2
Na2IrO3 + IrO2 + La2O3 = NaLaIrO4 =>
Na2IrO3 + IrO2 + La2O3 = 2 NaLaIrO4
Na2SO4 + HBr = NaBr + H2SO4 =>
Na2SO4 + 2 HBr = 2 NaBr + H2SO4
Ag2SO4 + K2CO3 = K2SO4 + Ag2CO3 =>
Ag2SO4 + K2CO3 = K2SO4 + Ag2CO3
P + O2 = PO203 =>
2 P + 203 O2 = 2 PO203
Pb(NO)3 + KI = I(NO)3 + PbK =>
Pb(NO)3 + KI = I(NO)3 + PbK
Mg + AgNO3 = Mg(NO3)2 + Ag =>
Mg + 2 AgNO3 = Mg(NO3)2 + 2 Ag
CH4 + NaNO3 = CH3NO2 + NaOH =>
CH4 + NaNO3 = CH3NO2 + NaOH
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/21/24
Équations équilibrées sur01/20/24
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