| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 H2SO4 + Si = 2 SO2 + SiO2 + 2 H2O
Fe(NO3)3(aq) + Ba = Ba(NO3)2 + Fe =>
2 Fe(NO3)3(aq) + 3 Ba = 3 Ba(NO3)2 + 2 Fe
C2H4O2 + Na = C2H3O2Na + H2 =>
2 C2H4O2 + 2 Na = 2 C2H3O2Na + H2
H2O2 + KI = K2O + I2 + H2 =>
H2O2 + 4 KI = 2 K2O + 2 I2 + H2
Ca + AlN = Ca3N2 + Al =>
3 Ca + 2 AlN = Ca3N2 + 2 Al
Cr + H2SO4 = Cr2(SO4)3 + H2 =>
2 Cr + 3 H2SO4 = Cr2(SO4)3 + 3 H2
Cl2 + Na2S2O3 + H2O = Na2SO4 + HCl + S =>
Cl2 + Na2S2O3 + H2O = Na2SO4 + 2 HCl + S
K2Cr2O7 + KI + HCl = CrCl + I2 + H2O2 + K2O =>
K2Cr2O7 + 8 KI + 2 HCl = 2 CrCl + 4 I2 + H2O2 + 5 K2O
Na + S2 = Na2S =>
4 Na + S2 = 2 Na2S
Li + H2O = H + LiHO2 =>
Li + 2 H2O = 3 H + LiHO2
K2S(aq) + HNO3(aq) = KNO3 + H2S =>
K2S(aq) + 2 HNO3(aq) = 2 KNO3 + H2S
Zn(OH)2 + KOH = K2[Zn(OH)4] =>
Zn(OH)2 + 2 KOH = K2[Zn(OH)4]
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Fe(OH)3 + HCl = FeCl2 + Cl2 + H2O =>
2 Fe(OH)3 + 6 HCl = 2 FeCl2 + Cl2 + 6 H2O
MgCO3Ba(OH)2 = Mg(OH)2BaCO3 =>
MgCO3Ba(OH)2 = Mg(OH)2BaCO3
Al + H2O = Al2O3 + H2 =>
2 Al + 3 H2O = Al2O3 + 3 H2
HCOOH + Cu = HCOOCu + H =>
HCOOH + Cu = HCOOCu + H
MgSCaO = MgOCaS =>
MgSCaO = MgOCaS
AgOH + BaCl2 = Ba(OH)2 + AgCl =>
2 AgOH + BaCl2 = Ba(OH)2 + 2 AgCl
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
CaCl2 + Cr(NO3)3 = Ca(NO3)2 + CrCl3 =>
3 CaCl2 + 2 Cr(NO3)3 = 3 Ca(NO3)2 + 2 CrCl3
Ca + Zn{2+} = Ca{2+} + Zn =>
Ca + Zn{2+} = Ca{2+} + Zn
Hg2{+} + Ni = Ni2{+} + Hg =>
Hg2{+} + 2 Ni = Ni2{+} + 2 Hg
C2H5OH + KMnO4 + NaOH = CH3COOH + H2O + K2MnO4 + Na2MnO4 =>
C2H5OH + 4 KMnO4 + 4 NaOH = CH3COOH + 3 H2O + 2 K2MnO4 + 2 Na2MnO4
C6H4CH3(NO3) + HNO3 = C6H3(CH3)(NO3)2 + H2 =>
C6H4CH3(NO3) + HNO3 = C6H3(CH3)(NO3)2 + H2
C2H3ClO2 + CH3OH = C3H6O3 + HCl =>
C2H3ClO2 + CH3OH = C3H6O3 + HCl
Na2Co3 + Cr(NO3)3 = NaNO3 + Cr2(Co3)3 =>
3 Na2Co3 + 2 Cr(NO3)3 = 6 NaNO3 + Cr2(Co3)3
H2(C4H2O6) + NaH(CO3) = Na2(C4H2O6) + H2O + CO2 =>
H2(C4H2O6) + 2 NaH(CO3) = Na2(C4H2O6) + 2 H2O + 2 CO2
C3H4 + KMnO4 + KOH = C3H3O3K + K2MnO4 + H2O =>
C3H4 + 6 KMnO4 + 7 KOH = C3H3O3K + 6 K2MnO4 + 4 H2O
C6H12O6 + F2 = C6H6F6 + H2O + O2 =>
2 C6H12O6 + 6 F2 = 2 C6H6F6 + 6 H2O + 3 O2
Mg(OH)2 + CO2 = Mg(HCO3)2 =>
Mg(OH)2 + 2 CO2 = Mg(HCO3)2
PBr3 + CH3CH2CH2OH = CH3CH2CH2Br + H3PO3 =>
PBr3 + 3 CH3CH2CH2OH = 3 CH3CH2CH2Br + H3PO3
LiNO3 + Fe(NO3)3 + C12H22O11 = LiFe2O4 + CO2 + N2 + H2O =>
24 LiNO3 + 48 Fe(NO3)3 + 17 C12H22O11 = 24 LiFe2O4 + 204 CO2 + 84 N2 + 187 H2O
Pb + C2H3O2 = Pb(C2H3O2)4 =>
Pb + 4 C2H3O2 = Pb(C2H3O2)4
C3H6Cl2 + NaOH = C3H6(OH)2 + NaCl =>
C3H6Cl2 + 2 NaOH = C3H6(OH)2 + 2 NaCl
Zn + MgCl2 = Zn(Cl)2 + Mg =>
Zn + MgCl2 = Zn(Cl)2 + Mg
CuSO4 + NaHCO3 + NaOH = Cu2CO3(OH)2 + Na2SO4 + H2O =>
2 CuSO4 + NaHCO3 + 3 NaOH = Cu2CO3(OH)2 + 2 Na2SO4 + H2O
MgCO3 + H2SO4 = MgSO4 + H2CO3 =>
MgCO3 + H2SO4 = MgSO4 + H2CO3
Ni(s) + PdCl2(s) = NiCl + Pd =>
2 Ni(s) + PdCl2(s) = 2 NiCl + Pd
Ba + C2H5COOH = C2H5COOBa + H2 =>
2 Ba + 2 C2H5COOH = 2 C2H5COOBa + H2
CO7SN3 = C + O3 + S6 + N2 =>
6 CO7SN3 = 6 C + 14 O3 + S6 + 9 N2
Cr + H2SO4 = CrSO4 + H2 =>
Cr + H2SO4 = CrSO4 + H2
BaSO3 + C = BaS + CO2 =>
2 BaSO3 + 3 C = 2 BaS + 3 CO2
Al2S3 = Al + S =>
Al2S3 = 2 Al + 3 S
CH3CH2OH + O2 = CH3COOH + H2O =>
CH3CH2OH + O2 = CH3COOH + H2O
K2Cr2O7 + Fe3O4 + H2SO4 = Cr2(SO4)3 + Fe2(SO4)3 + K2SO4 + H2O =>
K2Cr2O7 + 6 Fe3O4 + 31 H2SO4 = Cr2(SO4)3 + 9 Fe2(SO4)3 + K2SO4 + 31 H2O
KMnO4 + H2SO4 + C2H5OH = MnSO4 + K2SO4 + H2O + CO2 =>
12 KMnO4 + 18 H2SO4 + 5 C2H5OH = 12 MnSO4 + 6 K2SO4 + 33 H2O + 10 CO2
H3PO2 + AgNO3 + H2O = H3PO4 + Ag + NH3 =>
9 H3PO2 + 4 AgNO3 + 6 H2O = 9 H3PO4 + 4 Ag + 4 NH3
Rh + NaClO + HCl = H2O + RhCl6 + NaCl =>
Rh + 3 NaClO + 6 HCl = 3 H2O + RhCl6 + 3 NaCl
MgOH2 + Cl = OH2 + MgCl2 =>
MgOH2 + 2 Cl = OH2 + MgCl2
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Équations équilibrées sur02/07/25
Équations équilibrées sur03/09/24
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