| Équations équilibrées la veille | Équations équilibrées le lendemain |
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
H{+} + ClO{-} + SO4{2-} = ClO3{-} + S2O3{-} + H2O =>
12 H{+} + 7 ClO{-} + 8 SO4{2-} = 7 ClO3{-} + 4 S2O3{-} + 6 H2O
CaCO3(g) + H2SO4(aq) = CaSO4(l) + H2CO3(aq) =>
CaCO3(g) + H2SO4(aq) = CaSO4(l) + H2CO3(aq)
Ag2(SO4) + NaI = AgI + Na2(SO4) =>
Ag2(SO4) + 2 NaI = 2 AgI + Na2(SO4)
K(HCO3) = K2(CO3) + H2O + CO2 =>
2 K(HCO3) = K2(CO3) + H2O + CO2
HNO3 + Al = Al(NO3)3 + NH4NO3 + H2O =>
30 HNO3 + 8 Al = 8 Al(NO3)3 + 3 NH4NO3 + 9 H2O
Fe(s) + Ag2O(s) = FeO + Ag =>
Fe(s) + Ag2O(s) = FeO + 2 Ag
Ti + CH3COOH + NaF = Na3[TiF6] + H2 + CH3COONa =>
2 Ti + 6 CH3COOH + 12 NaF = 2 Na3[TiF6] + 3 H2 + 6 CH3COONa
PdCl2 + HNO3 = Pd(NO3)2 + HCl =>
PdCl2 + 2 HNO3 = Pd(NO3)2 + 2 HCl
Cu + Zn(CO3) = Zn + Cu(CO3) =>
Cu + Zn(CO3) = Zn + Cu(CO3)
GaBr3 + Na2SO3 = Ga2(SO3)3 + NaBr =>
2 GaBr3 + 3 Na2SO3 = Ga2(SO3)3 + 6 NaBr
H2SO4(aq)Na2HPO4(aq) = NaH2PO4(aq)NaHSO4(aq) =>
H2SO4(aq)Na2HPO4(aq) = NaH2PO4(aq)NaHSO4(aq)
Zn(C2H3O2)2 + Na3PO4 = NaC2H3O2 + Zn3(PO4)2 =>
3 Zn(C2H3O2)2 + 2 Na3PO4 = 6 NaC2H3O2 + Zn3(PO4)2
MgCl2 + KMnO4 + H2O = MgOHCl2 + KOH + MnO2 =>
3 MgCl2 + KMnO4 + 2 H2O = 3 MgOHCl2 + KOH + MnO2
Al(s) + O2(g) = Al2O3(s) =>
4 Al(s) + 3 O2(g) = 2 Al2O3(s)
CuI2 + Cl2 = CuCl2 + I2 =>
CuI2 + Cl2 = CuCl2 + I2
BaCl2LiSO4 = BaSO4LiCl2 =>
BaCl2LiSO4 = BaSO4LiCl2
Ab + Cd = AbCd =>
Ab + Cd = AbCd
FeS2 + O2 + H2O = FeOOH + SO4{-} + H{+} =>
4 FeS2 + 17 O2 + 6 H2O = 4 FeOOH + 8 SO4{-} + 8 H{+}
CH2OH + PCl4 = CH2Cl + POCl2 + H2O =>
2 CH2OH + PCl4 = 2 CH2Cl + POCl2 + H2O
HN4NO3 + Na2SO4 = HN4SO4 + Na2NO3 =>
HN4NO3 + Na2SO4 = HN4SO4 + Na2NO3
PBr5 + NaOH = Na2HPO4 + NaBr + H2O =>
PBr5 + 7 NaOH = Na2HPO4 + 5 NaBr + 3 H2O
K2Cr2O7 + HI + H2SO4 = K2SO4 + Cr2(SO4)3 + HIO3 + H2O =>
K2Cr2O7 + HI + 4 H2SO4 = K2SO4 + Cr2(SO4)3 + HIO3 + 4 H2O
Ag{+} + NaCl = Na{+} + AgCl =>
Ag{+} + NaCl = Na{+} + AgCl
As2O3 + Cl2 + H2O = H3AsO4 + HCl =>
As2O3 + 2 Cl2 + 5 H2O = 2 H3AsO4 + 4 HCl
Cu + NaNO3 + H2SO4 = CuSO4 + NaHSO4 + NO + H2O =>
3 Cu + 2 NaNO3 + 5 H2SO4 = 3 CuSO4 + 2 NaHSO4 + 2 NO + 4 H2O
MnL3 = Mn + L2 =>
2 MnL3 = 2 Mn + 3 L2
C8H17NOS2 + C21H27N7O14P2 = C8H15NOS2 + C21H29N7O14P2 =>
C8H17NOS2 + C21H27N7O14P2 = C8H15NOS2 + C21H29N7O14P2
Al + H(ClO)3 = Al2ClO + H2 =>
12 Al + 2 H(ClO)3 = 6 Al2ClO + H2
C6H5COOH + KOH = KC6H5COO + H2O =>
C6H5COOH + KOH = KC6H5COO + H2O
C2H5NSCI + O2 = CO + H2O + NO + SO3 + HCI =>
C2H5NSCI + 4 O2 = 2 CO + 2 H2O + NO + SO3 + HCI
Ba(BrO3)2 + (NH4)2SO4 = NH4BrO3 + BaSO4(s) =>
Ba(BrO3)2 + (NH4)2SO4 = 2 NH4BrO3 + BaSO4(s)
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
Ca(NO3)2 + BaI2 = CaI2 + Ba(NO3)2 =>
Ca(NO3)2 + BaI2 = CaI2 + Ba(NO3)2
NaHCO3CH3COOH = CH3COONaH2CO3 =>
NaHCO3CH3COOH = CH3COONaH2CO3
PbS + O3 = PbSO4 =>
3 PbS + 4 O3 = 3 PbSO4
K2Cr2O7 + H2S + H3PO4 = K3PO4 + CrPO4 + H2O + S =>
3 K2Cr2O7 + 9 H2S + 8 H3PO4 = 2 K3PO4 + 6 CrPO4 + 21 H2O + 9 S
Na3PO4 + Ca(ClO2)2 = Na(ClO2) + Ca3(PO4)2 =>
2 Na3PO4 + 3 Ca(ClO2)2 = 6 Na(ClO2) + Ca3(PO4)2
Zn + HNO3 + H2SO4 = ZnSO4 + NO + H2O =>
3 Zn + 2 HNO3 + 3 H2SO4 = 3 ZnSO4 + 2 NO + 4 H2O
H2 + Na2SiO3 = Si + NaOH + H2O =>
2 H2 + Na2SiO3 = Si + 2 NaOH + H2O
NO + NH4OH = NH4NO3 + NH3 =>
8 NO + 7 NH4OH = 5 NH4NO3 + 5 NH3
Hf(OH)4 + NH4HF2 = (NH4)2HfF6 + NH3 + H2O =>
Hf(OH)4 + 3 NH4HF2 = (NH4)2HfF6 + NH3 + 4 H2O
Na2S + Cd(C2H3O2)2 = CdS + NaC2H3O2 =>
Na2S + Cd(C2H3O2)2 = CdS + 2 NaC2H3O2
Se + BrO3{-} + H2O = H2SeO4 + Br{-} =>
Se + BrO3{-} + H2O = H2SeO4 + Br{-}
CuS + HNO3 = Cu(NO3)2 + S + NO + H2O =>
3 CuS + 8 HNO3 = 3 Cu(NO3)2 + 3 S + 2 NO + 4 H2O
K2 + CO3 = K2O + CO2 =>
K2 + CO3 = K2O + CO2
C12 = C6 =>
C12 = 2 C6
CH3COOH + CaCO3 = Ca(CH3COO)2 + H2O + CO2 =>
2 CH3COOH + CaCO3 = Ca(CH3COO)2 + H2O + CO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/23/24
Équations équilibrées sur01/22/24
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