| Équations équilibrées la veille | Équations équilibrées le lendemain |
Ti + O2 + 2 H2O = Ti(OH)4
K2Cr2O7 + NaI + H2SO4 = Cr2(SO4)3 + I2 + H2O + NaSO4 + K2SO4 =>
2 K2Cr2O7 + 6 NaI + 14 H2SO4 = 2 Cr2(SO4)3 + 3 I2 + 14 H2O + 6 NaSO4 + 2 K2SO4
NaOH + KSb(OH)6 = NaSb(OH)6 + K + OH =>
NaOH + KSb(OH)6 = NaSb(OH)6 + K + OH
NaHCO3 + H2SO4 = CO2 + H2O + NaHSO4 =>
NaHCO3 + H2SO4 = CO2 + H2O + NaHSO4
C3H6O2 + O2 = CO2 + H2O =>
2 C3H6O2 + 7 O2 = 6 CO2 + 6 H2O
Cu(OH)2 + CH3COOH = Cu(C2H3O2)2 + H2O =>
Cu(OH)2 + 2 CH3COOH = Cu(C2H3O2)2 + 2 H2O
NaHCO3 + HCl = NaCl + H2CO3 = CO2 + H2O =>
NaHCO3 + HCl = NaCl + H2CO3
Ba(OH)2 + NH4SCN = NH3 + Ba(SCN)2 + H2O =>
Ba(OH)2 + 2 NH4SCN = 2 NH3 + Ba(SCN)2 + 2 H2O
C6H5COOMgBr + HCl = C6H5COOH + MgBrCl =>
C6H5COOMgBr + HCl = C6H5COOH + MgBrCl
SiO2 + BaCl2 = SiCl4 + BaO =>
SiO2 + 2 BaCl2 = SiCl4 + 2 BaO
NaOH + K2CO3 = Na2CO3 + KOH =>
2 NaOH + K2CO3 = Na2CO3 + 2 KOH
KICl4 + KOH = KCl + I2 + KIO3 + H2O =>
5 KICl4 + 18 KOH = 20 KCl + I2 + 3 KIO3 + 9 H2O
Al2(SO2)3 + NaOH = Al(OH)3 + Na2SO2 =>
Al2(SO2)3 + 6 NaOH = 2 Al(OH)3 + 3 Na2SO2
Zn + HNO3 = Zn(NO3)2 + NO2(g) + H2O =>
Zn + 4 HNO3 = Zn(NO3)2 + 2 NO2(g) + 2 H2O
FeS + HCl = FeCl2 + H2S =>
FeS + 2 HCl = FeCl2 + H2S
NaClO + C2H6O = NaOH + CHCl3 + CO2 =>
9 NaClO + 2 C2H6O = 9 NaOH + 3 CHCl3 + CO2
MgCl2 + Ca(OH)2 = Mg(OH)2 + CaCl2 =>
MgCl2 + Ca(OH)2 = Mg(OH)2 + CaCl2
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
HI + ZnO = ZnI2 + H2O =>
2 HI + ZnO = ZnI2 + H2O
Eu2O3 + HNO3 = Eu(NO3)3 + H2O =>
Eu2O3 + 6 HNO3 = 2 Eu(NO3)3 + 3 H2O
HgCl2 + Na2CO3 = HgCO3 + NaCl =>
HgCl2 + Na2CO3 = HgCO3 + 2 NaCl
Co(ClO3)2 = CoCl2 + O2 =>
Co(ClO3)2 = CoCl2 + 3 O2
CaO + Mg(OH)2 = Ca(OH)2 + MgO =>
CaO + Mg(OH)2 = Ca(OH)2 + MgO
Eu2O3 + HNO3 = Eu(NO3)3 + H2O =>
Eu2O3 + 6 HNO3 = 2 Eu(NO3)3 + 3 H2O
HCl + Mg(OH)2 = MgCl2 + H2O =>
2 HCl + Mg(OH)2 = MgCl2 + 2 H2O
C9H12NO2 + Cl + NaOH = C9H11NO2 + NaCl + H2O =>
C9H12NO2 + Cl + NaOH = C9H11NO2 + NaCl + H2O
CaCl2 + Na2CO3 = CaCO3 + NaCl =>
CaCl2 + Na2CO3 = CaCO3 + 2 NaCl
Eu2O3 + HNO3 = Eu(NO3)3 + H2O =>
Eu2O3 + 6 HNO3 = 2 Eu(NO3)3 + 3 H2O
SeO + H2O = H2Se + O2 =>
SeO + H2O = H2Se + O2
CaCl2 + Na2CO3 = CaCO3 + NaCl =>
CaCl2 + Na2CO3 = CaCO3 + 2 NaCl
Al(s) + H2SO4 = Al2(SO4)3(aq) + H2 =>
2 Al(s) + 3 H2SO4 = Al2(SO4)3(aq) + 3 H2
C6H4CH3NO2 + Cl2 = C6H2CH3NO2Cl1 + H2 =>
2 C6H4CH3NO2 + Cl2 = 2 C6H2CH3NO2Cl1 + 2 H2
C5H10 + O2 = CO2 + H2O =>
2 C5H10 + 15 O2 = 10 CO2 + 10 H2O
CaO + Co2 = CaCo3 + O2 =>
2 CaO + 3 Co2 = 2 CaCo3 + O2
CO(g) + H2 = CH3OH(g) =>
CO(g) + 2 H2 = CH3OH(g)
Al(s) + H2SO4 = Al2(SO4)3(aq) + H2(g) =>
2 Al(s) + 3 H2SO4 = Al2(SO4)3(aq) + 3 H2(g)
Mg + NaF = MgF2 + Na =>
Mg + 2 NaF = MgF2 + 2 Na
Al(s) + H2SO4 = Al2(SO4)3(aq) + H2(g) =>
2 Al(s) + 3 H2SO4 = Al2(SO4)3(aq) + 3 H2(g)
Na2CrO4 + H2O = NaOH + Na2Cr2O7 =>
2 Na2CrO4 + H2O = 2 NaOH + Na2Cr2O7
Ca(OCl)2 + NH2CONH2 + H2O = NCl3 + CO2 + Ca(OH)2 =>
3 Ca(OCl)2 + NH2CONH2 + H2O = 2 NCl3 + CO2 + 3 Ca(OH)2
SO3 + NaOH = Na2SO4 + H2O =>
SO3 + 2 NaOH = Na2SO4 + H2O
Al(s) + H2SO4 = Al2(SO4)3(aq) + H2 =>
2 Al(s) + 3 H2SO4 = Al2(SO4)3(aq) + 3 H2
Co(NO3)2 + NaHCO3 = CoCO3*3Co(OH)2*H2O + NaNO3 + CO2 =>
4 Co(NO3)2 + 8 NaHCO3 = CoCO3*3Co(OH)2*H2O + 8 NaNO3 + 7 CO2
CaCO3 + HCl = CO2 + CaCl2 + H2O =>
CaCO3 + 2 HCl = CO2 + CaCl2 + H2O
H3PO4 + Ca = H + Ca3(PO4)2 =>
2 H3PO4 + 3 Ca = 6 H + Ca3(PO4)2
Al(s) + H2SO4 = Al2(SO4)3 + H2(g) =>
2 Al(s) + 3 H2SO4 = Al2(SO4)3 + 3 H2(g)
C4H6 + O2 = CO2 + H2O =>
2 C4H6 + 11 O2 = 8 CO2 + 6 H2O
H2O2 + Cl{-} = OCl{-} + H2O =>
H2O2 + Cl{-} = OCl{-} + H2O
Al(s) + H2SO4 = Al2(SO4)3 + H2(g) =>
2 Al(s) + 3 H2SO4 = Al2(SO4)3 + 3 H2(g)
Al(s) + H2SO4 = Al2(SO4)3(aq) + H2(g) =>
2 Al(s) + 3 H2SO4 = Al2(SO4)3(aq) + 3 H2(g)
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Équations équilibrées sur10/18/24
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