| Équations équilibrées la veille | Équations équilibrées le lendemain |
CaCO3 = CaO + CO2
SiO2 + NaOH = Na2SiO3 + H2O =>
SiO2 + 2 NaOH = Na2SiO3 + H2O
Cr2O7{2-} + Fe{2+} + H{+} = Cr{3+} + Fe{3+} + H2O =>
Cr2O7{2-} + 6 Fe{2+} + 14 H{+} = 2 Cr{3+} + 6 Fe{3+} + 7 H2O
Fe2(SO4)3 + KOH = K2SO4 + Fe(OH)3 =>
Fe2(SO4)3 + 6 KOH = 3 K2SO4 + 2 Fe(OH)3
AlCl3 + NaOH = Al(OH)3 + NaCl =>
AlCl3 + 3 NaOH = Al(OH)3 + 3 NaCl
Cu + Ag{+} = Cu2{+} + Ag =>
2 Cu + Ag{+} = Cu2{+} + Ag
NH4Cl + H2O = NH4OH + HCl =>
NH4Cl + H2O = NH4OH + HCl
I2 + Na2S2O3 = NaI + Na2S4O6 =>
I2 + 2 Na2S2O3 = 2 NaI + Na2S4O6
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
C12H22O11 = C + H2O =>
C12H22O11 = 12 C + 11 H2O
HClO4 + KNO3 + Cu2S = S + NO + Cu(ClO4)2 + KClO4 + H2O =>
16 HClO4 + 4 KNO3 + 3 Cu2S = 3 S + 4 NO + 6 Cu(ClO4)2 + 4 KClO4 + 8 H2O
SO2(g) + O2(g) = SO3(g) =>
2 SO2(g) + O2(g) = 2 SO3(g)
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
CaCO3 + H2O + CO2 = Ca(HCO3)2 =>
CaCO3 + H2O + CO2 = Ca(HCO3)2
I2O5 + CO = I2 + CO2 =>
I2O5 + 5 CO = I2 + 5 CO2
H3PO4 + NH3 = (NH4)3PO4 =>
H3PO4 + 3 NH3 = (NH4)3PO4
NH3 = N + H3 =>
NH3 = N + H3
CH3NH2 + O2 = CO2 + H2O + N2 =>
4 CH3NH2 + 9 O2 = 4 CO2 + 10 H2O + 2 N2
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
Mg(NO3)2 + H2SO4 = MgSO4 + HNO3 =>
Mg(NO3)2 + H2SO4 = MgSO4 + 2 HNO3
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
C5H11NH2 + O2 = CO2 + H2O + NO2 =>
4 C5H11NH2 + 37 O2 = 20 CO2 + 26 H2O + 4 NO2
SO3(g) + H2O(l) = H2SO4(l) =>
SO3(g) + H2O(l) = H2SO4(l)
Mg(OH)2 + H2SO4 = MgSO4 + H2O =>
Mg(OH)2 + H2SO4 = MgSO4 + 2 H2O
K + I2 = KI =>
2 K + I2 = 2 KI
Zn + KClO4 = ZnO + KCl =>
4 Zn + KClO4 = 4 ZnO + KCl
C12H22O11 + H2O = C2H5OH + CO2 =>
C12H22O11 + H2O = 4 C2H5OH + 4 CO2
Bi + H2SO4 = Bi2(SO4)3 + SO2 + H2O =>
2 Bi + 6 H2SO4 = Bi2(SO4)3 + 3 SO2 + 6 H2O
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Mg + Pb2{+} = Mg2{+} + Pb =>
2 Mg + Pb2{+} = Mg2{+} + 2 Pb
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
Ba(NO3)2 + K2Cr2O7 = BaCr2O7 + KNO3 =>
Ba(NO3)2 + K2Cr2O7 = BaCr2O7 + 2 KNO3
C + H2 = CH4 =>
C + 2 H2 = CH4
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
H3AsO4 + H2S = As2S3 + S + H2O =>
2 H3AsO4 + 5 H2S = As2S3 + 2 S + 8 H2O
Al(s) + HCl(aq) = AlCl3(aq) + H2(g) =>
2 Al(s) + 6 HCl(aq) = 2 AlCl3(aq) + 3 H2(g)
C6H12O6 = C2H5OH + CO2 =>
C6H12O6 = 2 C2H5OH + 2 CO2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
CO2 + S8 = CS2 + SO2 =>
8 CO2 + 3 S8 = 8 CS2 + 8 SO2
Pb(NO3)2(aq) + NaI(aq) = PbI2(s) + NaNO3(aq) =>
Pb(NO3)2(aq) + 2 NaI(aq) = PbI2(s) + 2 NaNO3(aq)
Br2(l) + KI(aq) = KBr(aq) + I2(s) =>
Br2(l) + 2 KI(aq) = 2 KBr(aq) + I2(s)
CH3C6H9 + Br2 = CH3BrC6H7Br + H2 =>
CH3C6H9 + Br2 = CH3BrC6H7Br + H2
HCl + Al(OH)2 = AlCl2 + H2O =>
2 HCl + Al(OH)2 = AlCl2 + 2 H2O
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
N2 + O2 = NO2 =>
N2 + 2 O2 = 2 NO2
CO(g) + NO(g) = CO2(g) + N2(g) =>
2 CO(g) + 2 NO(g) = 2 CO2(g) + N2(g)
Zn(s) + HCl(aq) = ZnCl2(aq) + H2(g) =>
Zn(s) + 2 HCl(aq) = ZnCl2(aq) + H2(g)
HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/16/20
Équations équilibrées sur11/15/19
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