| Équations équilibrées la veille | Équations équilibrées le lendemain |
KMnO4 + 8 HCl = MnCl2 + 5 Cl(g) + KCl + 4 H2O
CH3CH2CH2CH3 + O2 = CH3COOH + H2O =>
2 CH3CH2CH2CH3 + 5 O2 = 4 CH3COOH + 2 H2O
Ag2S + HNO3 = AgNO3 + S8 + NO + H2O =>
24 Ag2S + 64 HNO3 = 48 AgNO3 + 3 S8 + 16 NO + 32 H2O
CsSO3 = CsO + SO2 =>
CsSO3 = CsO + SO2
I2 + Cu(OH)2 = CuI + CuIO3 + H2O =>
3 I2 + 6 Cu(OH)2 = 4 CuI + 2 CuIO3 + 6 H2O
Al2(OH)6 + HCl = AlCl3 + H2O =>
Al2(OH)6 + 6 HCl = 2 AlCl3 + 6 H2O
Se + HCl = SeCl2 + H2 =>
Se + 2 HCl = SeCl2 + H2
AuCl2 + H2O = Au + HCl + O2 =>
2 AuCl2 + 2 H2O = 2 Au + 4 HCl + O2
[Fe(CN)6] + FeCl3 = Fe[Fe(CN)6] + Cl =>
[Fe(CN)6] + FeCl3 = Fe[Fe(CN)6] + 3 Cl
SN(OH)2 + KClO3 = SNO2 + KCl + H2O =>
3 SN(OH)2 + KClO3 = 3 SNO2 + KCl + 3 H2O
CUCl2 + HCl = CU + HCl3 =>
CUCl2 + HCl = CU + HCl3
HgCl2 + NaOH = H2O + HgO + NaCl =>
HgCl2 + 2 NaOH = H2O + HgO + 2 NaCl
NH3 + H2O2 = NH2NH2 + H2O =>
2 NH3 + H2O2 = NH2NH2 + 2 H2O
KMnO4 = K2O + MnO + O2 = KMnO4 = K2O + MnO{+} =>
4 KMnO4 = 2 K2O + 4 MnO + 5 O2
Fe2O3 + Mg = MgO + Fe =>
Fe2O3 + 3 Mg = 3 MgO + 2 Fe
KOH + Cl2O = KClO + H2O =>
2 KOH + Cl2O = 2 KClO + H2O
e + MnO4{-} + H2O = OH{-} + MnO2 =>
3e + MnO4{-} + 2 H2O = 4 OH{-} + MnO2
Cu(OH)2 + NaOH = Na2[Cu(OH)4] =>
Cu(OH)2 + 2 NaOH = Na2[Cu(OH)4]
Au + Cl2 = AuCl =>
2 Au + Cl2 = 2 AuCl
K4[Fe(CN)6] + H2O2 + H2SO4 = K2[Fe(CN)6] + K2SO4 + H2O =>
K4[Fe(CN)6] + H2O2 + H2SO4 = K2[Fe(CN)6] + K2SO4 + 2 H2O
(NH4)2SO4 + NaOH = Na2SO4 + NH3 + H2O =>
(NH4)2SO4 + 2 NaOH = Na2SO4 + 2 NH3 + 2 H2O
CH4(g) + O(g) = CO2(g) + H2O(aq) =>
CH4(g) + 4 O(g) = CO2(g) + 2 H2O(aq)
AgCl + H2O = Ag2O + HCl =>
2 AgCl + H2O = Ag2O + 2 HCl
LiOH + NaHCO3 = LiNaCO3 + H2O =>
LiOH + NaHCO3 = LiNaCO3 + H2O
Zn(OH)2CaO = CaZnO2H2O =>
Zn(OH)2CaO = CaZnO2H2O
I2 + LiOH = LiO3 + LiI + H2O =>
5 I2 + 12 LiOH = 2 LiO3 + 10 LiI + 6 H2O
Mg(OH)2Ca(H2PO4)2 = Ca(OH)2Mg(H2PO4)2 =>
Mg(OH)2Ca(H2PO4)2 = Ca(OH)2Mg(H2PO4)2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Cobalt(III)sulfite + Potassium = Potassiumsulfite + Cobalt =>
Co2(SO3)3 + 6 K = 3 K2SO3 + 2 Co
CaBr2 + Na2SO4 = CaSO4 + Na2Br2 =>
CaBr2 + Na2SO4 = CaSO4 + Na2Br2
CH3COOC2H5 + CoCl2 = (CH3COO)2Co + C2H5Cl =>
2 CH3COOC2H5 + CoCl2 = (CH3COO)2Co + 2 C2H5Cl
K2C2O4 + HCl = K2Cl + H2O + CO2 + CO =>
2 K2C2O4 + 2 HCl = 2 K2Cl + H2O + 3 CO2 + CO
Ba + HCl = BaCl2 + H(g) =>
Ba + 2 HCl = BaCl2 + 2 H(g)
CCl4 + I2 = Cl2 + CI4 =>
CCl4 + 2 I2 = 2 Cl2 + CI4
CrCl2 + CH3COONa + H2O = Cr(OH)2 + NaCl + CH3COOH =>
CrCl2 + 2 CH3COONa + 2 H2O = Cr(OH)2 + 2 NaCl + 2 CH3COOH
Ca(OH)2 + CO2 = CaCO3 + H2O =>
Ca(OH)2 + CO2 = CaCO3 + H2O
Cu(OH)3 + Na3PO4 = CuPO4 + NaOH =>
Cu(OH)3 + Na3PO4 = CuPO4 + 3 NaOH
C6H5Cl2 + O2 = CO2 + H2O2 + Cl2 =>
2 C6H5Cl2 + 17 O2 = 12 CO2 + 5 H2O2 + 2 Cl2
K2CO3 + HClO4 = KClO4 + CO2 + H2O =>
K2CO3 + 2 HClO4 = 2 KClO4 + CO2 + H2O
Ga + ZnSO4 = Ga(SO4)3 + Zn =>
Ga + 3 ZnSO4 = Ga(SO4)3 + 3 Zn
Pb(NO3)2 + Pb = PbO + N2 =>
Pb(NO3)2 + 5 Pb = 6 PbO + N2
HJO3 + H2S = JO + S + H2O =>
2 HJO3 + 3 H2S = 2 JO + 3 S + 4 H2O
(CH2)6(N)4 + H2SO4 + H2O2 = (CH2)6(O2)3(N)2 + (NH4)2SO4 =>
(CH2)6(N)4 + H2SO4 + 3 H2O2 = (CH2)6(O2)3(N)2 + (NH4)2SO4
LiOH + N2O3 = Li(NO2) + H2O =>
2 LiOH + N2O3 = 2 Li(NO2) + H2O
NaMnO4 + K2SO3 + HNO3 = Mn(NO3) + K2SO4 + NaNO3 + H2O =>
NaMnO4 + 3 K2SO3 + 2 HNO3 = Mn(NO3) + 3 K2SO4 + NaNO3 + H2O
KNO3 + Na2HSO4 = KHSO4 + Na2NO3 =>
KNO3 + Na2HSO4 = KHSO4 + Na2NO3
Zn + Pb(NO3) = Pb + Zn(NO3)2 =>
Zn + 2 Pb(NO3) = 2 Pb + Zn(NO3)2
Al(OH)3 + H2SO4 = Al(OH)(HSO4)2 + H2O =>
Al(OH)3 + 2 H2SO4 = Al(OH)(HSO4)2 + 2 H2O
CaCO3 + CH3COOH = CaCOOH + CO3CH3 =>
CaCO3 + CH3COOH = CaCOOH + CO3CH3
NaHSO4 + NaOH = H2O + Na2SO4 =>
NaHSO4 + NaOH = H2O + Na2SO4
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Équations équilibrées sur11/20/24
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