| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 Mg + 7 O2 = 2 Mg2O7
K + HNO3 = KNO3 + H2 =>
2 K + 2 HNO3 = 2 KNO3 + H2
CH3OH + KMnO4 + H2SO4 = CO2 + MnSO4 + K2SO4 + H20 =>
80 CH3OH + 20 KMnO4 + 30 H2SO4 = 80 CO2 + 20 MnSO4 + 10 K2SO4 + 19 H20
HI + H2SO4 = I2 + H2S + H2O =>
8 HI + H2SO4 = 4 I2 + H2S + 4 H2O
Fe + HNO3 = Fe(NO3)3 + NO + H2O =>
Fe + 4 HNO3 = Fe(NO3)3 + NO + 2 H2O
Sb2(SO4)3 + KMnO4 + H2O = H3SbO4 + K2SO4 + MnSO4 + H2SO4 =>
5 Sb2(SO4)3 + 4 KMnO4 + 24 H2O = 10 H3SbO4 + 2 K2SO4 + 4 MnSO4 + 9 H2SO4
KOH + HNO3 = KNO3 + H2O =>
KOH + HNO3 = KNO3 + H2O
Fe + HNO3 = Fe(NO3)3 + NO2 + H2O =>
Fe + 6 HNO3 = Fe(NO3)3 + 3 NO2 + 3 H2O
N2 + O2 + H2O = HNO3 =>
2 N2 + 5 O2 + 2 H2O = 4 HNO3
Al2O3 + CO = Al + CO2 =>
Al2O3 + 3 CO = 2 Al + 3 CO2
Fe + HNO3 = Fe(NO3)3 + N2 + H2O =>
10 Fe + 36 HNO3 = 10 Fe(NO3)3 + 3 N2 + 18 H2O
PbO2 = PbO + O2 =>
2 PbO2 = 2 PbO + O2
C3H6O2 + Ba = H2 + BaC3H4O2 =>
C3H6O2 + Ba = H2 + BaC3H4O2
Ca + Cl2 = CaCl2 =>
Ca + Cl2 = CaCl2
HC3H5O3 + NaHCO3 = H2O + CO2NaC3H5O3 =>
HC3H5O3 + NaHCO3 = H2O + CO2NaC3H5O3
KCN + HCL = KCL + HCN =>
KCN + HCL = KCL + HCN
K2O + HNO3 = KNO3 + H2O =>
K2O + 2 HNO3 = 2 KNO3 + H2O
NH4NO3 = N2 + O2 + H2O =>
2 NH4NO3 = 2 N2 + O2 + 4 H2O
K2SO3 + KMnO4 + K(HSO4) = K2SO4 + MnSO4 + H2O =>
5 K2SO3 + 2 KMnO4 + 6 K(HSO4) = 9 K2SO4 + 2 MnSO4 + 3 H2O
FeCl3 + Na2CO3 = Fe2(CO3)3 + NaCl =>
2 FeCl3 + 3 Na2CO3 = Fe2(CO3)3 + 6 NaCl
KCN + HCl = KCl + HCN =>
KCN + HCl = KCl + HCN
RCHO + NaOH = RCH2OH + RCOONa =>
2 RCHO + NaOH = RCH2OH + RCOONa
Fe2O3 + H2 = H2O + Fe =>
Fe2O3 + 3 H2 = 3 H2O + 2 Fe
Al + H2So4 = Al2(So4)3 + H2 =>
2 Al + 3 H2So4 = Al2(So4)3 + 3 H2
HC3H5O3 + NaHCO3 = H2O + CO2 + NaC3H5O3 =>
HC3H5O3 + NaHCO3 = H2O + CO2 + NaC3H5O3
Pb3O4 = PbO + O2 =>
2 Pb3O4 = 6 PbO + O2
MnO2 + CO = Mn2O3 + CO2 =>
2 MnO2 + CO = Mn2O3 + CO2
Fe(s) + O2(g) = Fe2O3(s) =>
4 Fe(s) + 3 O2(g) = 2 Fe2O3(s)
Ca(NO3)2 = CaO + NO2 + O2 =>
2 Ca(NO3)2 = 2 CaO + 4 NO2 + O2
KMnO4 + H2C2O4 + H2SO4 = CO2 + H2O + K2SO4 + MnSO4 =>
2 KMnO4 + 5 H2C2O4 + 3 H2SO4 = 10 CO2 + 8 H2O + K2SO4 + 2 MnSO4
NaOH + H2S = Na2S + H2O =>
2 NaOH + H2S = Na2S + 2 H2O
Na2(HPO4)2 + Ca(OH)2 = Ca(HPO4)2 + Na(OH) =>
Na2(HPO4)2 + Ca(OH)2 = Ca(HPO4)2 + 2 Na(OH)
SO2 + KMNO4 + H2O = K2SO4 + MNSO4 + H2SO4 =>
5 SO2 + 2 KMNO4 + 2 H2O = K2SO4 + 2 MNSO4 + 2 H2SO4
Na2S2O3 + HClO4 + H2O = H2SO4 + HCl + Na2O =>
Na2S2O3 + HClO4 + 2 H2O = 2 H2SO4 + HCl + Na2O
Na + H2S = Na2S + H2 =>
2 Na + H2S = Na2S + H2
I2 + N2H4 = HI + N2 =>
2 I2 + N2H4 = 4 HI + N2
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
Al + H2So4 = Al2(So4)3 + H2 =>
2 Al + 3 H2So4 = Al2(So4)3 + 3 H2
NH3 + Ba(HSO4)2 = (NH4)2SO4 + BaSO4 =>
2 NH3 + Ba(HSO4)2 = (NH4)2SO4 + BaSO4
C + O2 = CO2 =>
C + O2 = CO2
KOH + Cl2 = KCl + KClO3 + H2O =>
6 KOH + 3 Cl2 = 5 KCl + KClO3 + 3 H2O
CH3COOH + NaOH = CH3COO{-} + H2O + Na{+} =>
CH3COOH + NaOH = CH3COO{-} + H2O + Na{+}
CH2CHCH3 + KMNO4 + H2O = CH2OHCHOHCH3 + MNO2 + KOH =>
3 CH2CHCH3 + 2 KMNO4 + 4 H2O = 3 CH2OHCHOHCH3 + 2 MNO2 + 2 KOH
Sr(HS)2 + CoSO4 = SrSO4 + Co(HS)2 =>
Sr(HS)2 + CoSO4 = SrSO4 + Co(HS)2
KMNO4 + HI + H2SO4 = K2SO4 + MNSO4 + H2O + I2 =>
2 KMNO4 + 10 HI + 3 H2SO4 = K2SO4 + 2 MNSO4 + 8 H2O + 5 I2
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
Ba(NO3)2(aq) + Na2CrO4(aq) = BaCrO4(s) + NaNO3(aq) =>
Ba(NO3)2(aq) + Na2CrO4(aq) = BaCrO4(s) + 2 NaNO3(aq)
NH4Cl + Ba(OH)2 = BaCl2 + NH3 + H2O =>
2 NH4Cl + Ba(OH)2 = BaCl2 + 2 NH3 + 2 H2O
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
Fe2O3(s) + CO(g) = Fe(s) + CO2(g) =>
Fe2O3(s) + 3 CO(g) = 2 Fe(s) + 3 CO2(g)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/23/15
Équations équilibrées sur11/22/14
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