| Équations équilibrées la veille | Équations équilibrées le lendemain |
10 Al + 3 V2O5 = 6 V + 5 Al2O3
Cr(OH)3 + IO3{-} + OH{-} = CrO4{2-} + I{-} + H2O =>
2 Cr(OH)3 + IO3{-} + 4 OH{-} = 2 CrO4{2-} + I{-} + 5 H2O
H2WO4 + (NH4)2S = WS3 + NH3 + H2O =>
H2WO4 + 3(NH4)2S = WS3 + 6 NH3 + 4 H2O
Na2WO4 + NH4OH + H2S = (NH4)2WS4 + H2O + Na2S =>
Na2WO4 + 2 NH4OH + 5 H2S = (NH4)2WS4 + 6 H2O + Na2S
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
KMnO4 + KClO2 + H2O = MnO2 + KClO4 + KOH =>
4 KMnO4 + 3 KClO2 + 2 H2O = 4 MnO2 + 3 KClO4 + 4 KOH
CuCl2 + H2O + SO2 = CuCl + HCl + H2SO4 =>
2 CuCl2 + 2 H2O + SO2 = 2 CuCl + 2 HCl + H2SO4
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
Zn + HNO3 = Zn(NO3)2 + N2O + H2O =>
4 Zn + 10 HNO3 = 4 Zn(NO3)2 + N2O + 5 H2O
Na2SO3 + NaOH + AgNO3 = Na2SO4 + Ag + NaNO3 + H2O =>
Na2SO3 + 2 NaOH + 2 AgNO3 = Na2SO4 + 2 Ag + 2 NaNO3 + H2O
K2Cr2O7 + HCl = KCl + CrCl3 + H2O + Cl2 =>
K2Cr2O7 + 14 HCl = 2 KCl + 2 CrCl3 + 7 H2O + 3 Cl2
Ni(NO3)2 = NiO + NO2 + O2 =>
2 Ni(NO3)2 = 2 NiO + 4 NO2 + O2
Ba(OH)2 + HF = H2O + BaF2 =>
Ba(OH)2 + 2 HF = 2 H2O + BaF2
Na(OH) + HCl = NaCl + H2O =>
Na(OH) + HCl = NaCl + H2O
C2H5OH + CUO = C2H3OH + CU + H2O =>
C2H5OH + CUO = C2H3OH + CU + H2O
PbO + NH3 = Pb + N2 + H2O =>
3 PbO + 2 NH3 = 3 Pb + N2 + 3 H2O
PH3 + KMnO4 + H2SO4 = MnSO4 + H3PO4 + K2SO4 + H2O =>
5 PH3 + 8 KMnO4 + 12 H2SO4 = 8 MnSO4 + 5 H3PO4 + 4 K2SO4 + 12 H2O
Na2CO3 + Ca(NO3)2 = CaCO3 + NaNO3 =>
Na2CO3 + Ca(NO3)2 = CaCO3 + 2 NaNO3
NH3 + CuO = Cu + N2 + H2O =>
2 NH3 + 3 CuO = 3 Cu + N2 + 3 H2O
Fe2O3 + C = CO2 + Fe =>
2 Fe2O3 + 3 C = 3 CO2 + 4 Fe
KI + Cl2 = KCl2 + I2 =>
2 KI + 2 Cl2 = 2 KCl2 + I2
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
P4 + KOH + H2O = PH3 + KH2PO2 =>
P4 + 3 KOH + 3 H2O = PH3 + 3 KH2PO2
CUSO4 + KI = CUI + I2 + K2SO4 =>
2 CUSO4 + 4 KI = 2 CUI + I2 + 2 K2SO4
PH3 + KMNO4 + H2SO4 = K2SO4 + MNSO4 + H3PO4 + H2O =>
5 PH3 + 8 KMNO4 + 12 H2SO4 = 4 K2SO4 + 8 MNSO4 + 5 H3PO4 + 12 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
BaBr2 + Na2SO4 = BaSO4 + NaBr =>
BaBr2 + Na2SO4 = BaSO4 + 2 NaBr
CuCl2 + NaOH = Cu(OH)2 + NaCl =>
CuCl2 + 2 NaOH = Cu(OH)2 + 2 NaCl
C4H9OH + Na = C4H9ONa + H2 =>
2 C4H9OH + 2 Na = 2 C4H9ONa + H2
P4 + O5 = P2O5 =>
P4 + 2 O5 = 2 P2O5
Fe2(So4)3 + NH3 + H2O = Fe(OH)3 + (NH4)2So4 =>
Fe2(So4)3 + 6 NH3 + 6 H2O = 2 Fe(OH)3 + 3(NH4)2So4
C6H5OH + Na = C6H5ONa + H2 =>
2 C6H5OH + 2 Na = 2 C6H5ONa + H2
Al2(SO4)3 + BaCl2 = AlCl3 + BaSO4 =>
Al2(SO4)3 + 3 BaCl2 = 2 AlCl3 + 3 BaSO4
Fe + H2SO4 = Fe2(SO4)3 + SO2 + H2O =>
2 Fe + 6 H2SO4 = Fe2(SO4)3 + 3 SO2 + 6 H2O
Mn(NO3)2 + PbO2 + HNO3 + KNO3 = KMnO4 + Pb(NO3)2 + H2O =>
2 Mn(NO3)2 + 5 PbO2 + 4 HNO3 + 2 KNO3 = 2 KMnO4 + 5 Pb(NO3)2 + 2 H2O
C6H5OH + NaOH = C6H5ONa + H2O =>
C6H5OH + NaOH = C6H5ONa + H2O
NaOH + H2So4 = Na2So4 + H2O =>
2 NaOH + H2So4 = Na2So4 + 2 H2O
CACO3 = CAO + CO2 =>
CACO3 = CAO + CO2
NH4NO3 = H2O + N2O =>
NH4NO3 = 2 H2O + N2O
H2SO4 + NH3 = (NH4)2SO4 =>
H2SO4 + 2 NH3 = (NH4)2SO4
PH3 + KMnO4 + H2SO4 = MnSO4 + H3PO4 + K2SO4 + H2O =>
5 PH3 + 8 KMnO4 + 12 H2SO4 = 8 MnSO4 + 5 H3PO4 + 4 K2SO4 + 12 H2O
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
Cl2 + NaOH = NaCl + NaClO3 + H2O =>
3 Cl2 + 6 NaOH = 5 NaCl + NaClO3 + 3 H2O
C4H10O + O2 = CO2 + H20 =>
2 C4H10O + 7 O2 = 8 CO2 + H20
Al + H2O = Al(OH) + H2 =>
2 Al + 2 H2O = 2 Al(OH) + H2
C4H10O + O2 = CO2 + H2O =>
C4H10O + 6 O2 = 4 CO2 + 5 H2O
AgNO3 + CaBr2 = AgBr + Ca(NO3)2 =>
2 AgNO3 + CaBr2 = 2 AgBr + Ca(NO3)2
CaCl2 + NH4OH = Ca(OH)2 + NH4Cl =>
CaCl2 + 2 NH4OH = Ca(OH)2 + 2 NH4Cl
CH3COOH + C2H5OH = CH3COOC2H5 + H2O =>
CH3COOH + C2H5OH = CH3COOC2H5 + H2O
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur05/09/19
Équations équilibrées sur06/08/18
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