| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
Pb2 + H2SO4 = PbSO4H2 =>
Pb2 + 2 H2SO4 = 2 PbSO4H2
CaSiO3(S) + HF(aq) = SiF4(g) + CaF2(S) + H2O(l) =>
CaSiO3(S) + 6 HF(aq) = SiF4(g) + CaF2(S) + 3 H2O(l)
Mg(OH)2 + NaOH = Na2(Mg(OH)4) =>
Mg(OH)2 + 2 NaOH = Na2(Mg(OH)4)
C2H4OH + H2 = C2H4 + H2O =>
2 C2H4OH + H2 = 2 C2H4 + 2 H2O
Mg(NO3)2 + K2SO4 = Mg(SO4)2 + K2NO3 =>
Mg(NO3)2 + 2 K2SO4 = Mg(SO4)2 + 2 K2NO3
KMnO4 + FeSO4 + H2SO4 = H2O + K2SO4 + MnSO4 + Fe(SO4)3 =>
4 KMnO4 + 5 FeSO4 + 16 H2SO4 = 16 H2O + 2 K2SO4 + 4 MnSO4 + 5 Fe(SO4)3
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
Na3PO4 + K2CO3 = Na2CO3 + K3PO4 =>
2 Na3PO4 + 3 K2CO3 = 3 Na2CO3 + 2 K3PO4
CrCl3 + K2CO3 = KCl + Cr2O3 + CO2 =>
2 CrCl3 + 3 K2CO3 = 6 KCl + Cr2O3 + 3 CO2
Al + Br2 = AlBr3 =>
2 Al + 3 Br2 = 2 AlBr3
C3H7COOH + KOH = C3H7COOK + H2O =>
C3H7COOH + KOH = C3H7COOK + H2O
Cr2O3(s) + Si(l) = Cr(l) + SiO2(s) =>
2 Cr2O3(s) + 3 Si(l) = 4 Cr(l) + 3 SiO2(s)
NH + O2 = N2OH + H2O =>
8 NH + 3 O2 = 4 N2OH + 2 H2O
CuCl + Na(OH)2 = Cu(OH)2 + NaCl =>
CuCl + Na(OH)2 = Cu(OH)2 + NaCl
CH3COOH + NaNO2 + KI = CH3COONa + CH3COOK + I2 + NO + H2O =>
4 CH3COOH + 2 NaNO2 + 2 KI = 2 CH3COONa + 2 CH3COOK + I2 + 2 NO + 2 H2O
HNO3 + Cu2O = Cu(NO3)2 + NO + HO =>
7 HNO3 + Cu2O = 2 Cu(NO3)2 + 3 NO + 7 HO
Fe + Xe = XeFe =>
Fe + Xe = XeFe
Sc2O3 + H2O = Sc(OH)3 =>
Sc2O3 + 3 H2O = 2 Sc(OH)3
HCOOH + Cl2 = CO2 + HCl =>
HCOOH + Cl2 = CO2 + 2 HCl
H2SO4 + AlCl3 = Al2(SO4)3 + HCl =>
3 H2SO4 + 2 AlCl3 = Al2(SO4)3 + 6 HCl
AgNO3 + NH2OH*HCl + NaOH = Ag + H2O + N2O + NaCl =>
4 AgNO3 + 10 NH2OH*HCl + 10 NaOH = 4 Ag + 25 H2O + 7 N2O + 10 NaCl
PbCO3 + CH3NH3Br = H2O + CO2 + CH3NH2 + PbBr2 =>
PbCO3 + 2 CH3NH3Br = H2O + CO2 + 2 CH3NH2 + PbBr2
BaOCa(OH)2 = CaOBa(OH)2 =>
BaOCa(OH)2 = CaOBa(OH)2
NaClO + HI = NaCl + I2 + H2O =>
NaClO + 2 HI = NaCl + I2 + H2O
SO3 + HOH = H2SO4 =>
SO3 + HOH = H2SO4
M2 + J2 = MJ3 =>
M2 + 3 J2 = 2 MJ3
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Cr + H2O = H + Cr2O3 =>
2 Cr + 3 H2O = 6 H + Cr2O3
CaCO3 + HCl = CaCl2 + CO2 + H2 + O2 =>
2 CaCO3 + 4 HCl = 2 CaCl2 + 2 CO2 + 2 H2 + O2
LiCrO4{2-} + BaCl = LiCl + BaCrO4{2-} =>
LiCrO4{2-} + BaCl = LiCl + BaCrO4{2-}
Br(l) + NaI(aq) = NaBr(aq) + I2(s) =>
2 Br(l) + 2 NaI(aq) = 2 NaBr(aq) + I2(s)
K4FeS6C6N6 + K2Cr2O7 + H2SO4 = Fe2S3O12 + Cr2S3O12 + CO2 + H2O + K2SO4 + KNO =>
6 K4FeS6C6N6 + 73 K2Cr2O7 + 259 H2SO4 = 3 Fe2S3O12 + 73 Cr2S3O12 + 36 CO2 + 259 H2O + 67 K2SO4 + 36 KNO
C2H6 + Cl2 = C2H5Cl + HCl =>
C2H6 + Cl2 = C2H5Cl + HCl
NaClO + NaOH + Y2 = NaCl + Na2YO3 + H2O =>
4 NaClO + 4 NaOH + Y2 = 4 NaCl + 2 Na2YO3 + 2 H2O
Cl2 + NaBr = NaCl + Br2 =>
Cl2 + 2 NaBr = 2 NaCl + Br2
C9H18O + O2 = H2O + CO2 =>
C9H18O + 13 O2 = 9 H2O + 9 CO2
Na2SO3 + HCl = NaCl + H2SO3 =>
Na2SO3 + 2 HCl = 2 NaCl + H2SO3
KMnO4 + HNO2 + H2SO4 = HNO3 + K2SO4 + Mn2(SO4)3 + H2O =>
2 KMnO4 + 4 HNO2 + 4 H2SO4 = 4 HNO3 + K2SO4 + Mn2(SO4)3 + 4 H2O
CuCl2 + NaNO2 = Cu(NO2)2 + NaCl =>
CuCl2 + 2 NaNO2 = Cu(NO2)2 + 2 NaCl
Mg + ZnCl2 = Zn + MgCl =>
2 Mg + ZnCl2 = Zn + 2 MgCl
MgCl2 + Li2CO3 = MgCO3 + LiCl =>
MgCl2 + Li2CO3 = MgCO3 + 2 LiCl
C4H9OH = C2H5OC2H5 =>
C4H9OH = C2H5OC2H5
Na3PO4 + K2CO3 = Na2CO3 + K3PO4 =>
2 Na3PO4 + 3 K2CO3 = 3 Na2CO3 + 2 K3PO4
KI + NaNO2 + H2SO4 = I2 + N2 + K2SO4 + Na2SO3 + H2O =>
8 KI + 2 NaNO2 + 5 H2SO4 = 4 I2 + N2 + 4 K2SO4 + Na2SO3 + 5 H2O
AgC2H3O2 + SrI2 = AgI + Sr(CH3CO2)2 =>
2 AgC2H3O2 + SrI2 = 2 AgI + Sr(CH3CO2)2
FO3 = FO2 + O2 =>
2 FO3 = 2 FO2 + O2
KNO2 + K2Cr2O7 + HNO3 = Cr(NO3)2 + KNO3 + H2O =>
4 KNO2 + K2Cr2O7 + 6 HNO3 = 2 Cr(NO3)2 + 6 KNO3 + 3 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/17/24
Équations équilibrées sur01/16/24
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