| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Zn + K + Fe(CN)6 = Zn3K2[Fe(CN)6]2 =>
3 Zn + 2 K + 2 Fe(CN)6 = Zn3K2[Fe(CN)6]2
NaN3 + NaNO = Na2O + N =>
NaN3 + NaNO = Na2O + 4 N
CH3CH2CH3 + O2 = CO2 + H2O =>
CH3CH2CH3 + 5 O2 = 3 CO2 + 4 H2O
NaN3 + NaNO = Na2O + N =>
NaN3 + NaNO = Na2O + 4 N
CH3COH + Cu(OH)2 = Cu2O + CH3COOH + H2O =>
CH3COH + 2 Cu(OH)2 = Cu2O + CH3COOH + 2 H2O
Ag + NaOH = AgOH + Na =>
Ag + NaOH = AgOH + Na
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
SeCl6 + O2 = SeO2 + Cl2 =>
SeCl6 + O2 = SeO2 + 3 Cl2
Be(OH)2 + H2SO4 = H2O + BeSO4 =>
Be(OH)2 + H2SO4 = 2 H2O + BeSO4
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
Br2 + OH{-} = Br{-} + BrO3 + H2O =>
7 Br2 + 12 OH{-} = 12 Br{-} + 2 BrO3 + 6 H2O
K + H2O = H + KOH =>
K + H2O = H + KOH
N + O = NO =>
N + O = NO
Cd(NO3)2 + (NH4)2S = CdS + NH4NO3 =>
Cd(NO3)2 + (NH4)2S = CdS + 2 NH4NO3
Li(s) + H2O(e) = LiOH(aq) + H2(g) =>
2 Li(s) + 2 H2O(e) = 2 LiOH(aq) + H2(g)
MgCO3 = MgO + CO2 =>
MgCO3 = MgO + CO2
C2H6 + O2 = H2O + CO2 =>
2 C2H6 + 7 O2 = 6 H2O + 4 CO2
KMnO4 + HBr = KBr + MnBr2 + H2O + Br2 =>
2 KMnO4 + 16 HBr = 2 KBr + 2 MnBr2 + 8 H2O + 5 Br2
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
Sb2S3(s) + O2(g) = Sb2O3(s) + SO2(g) =>
2 Sb2S3(s) + 9 O2(g) = 2 Sb2O3(s) + 6 SO2(g)
C6H6O + O2 = CO + H20 =>
10 C6H6O + 25 O2 = 60 CO + 3 H20
NO + O = NO2 =>
NO + O = NO2
NaBrO + CoSO4 + NaOH = Co2O3 + NaBr + Na2SO4 + H2O =>
NaBrO + 2 CoSO4 + 4 NaOH = Co2O3 + NaBr + 2 Na2SO4 + 2 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
C3H7OS + O2 = CO2 + H2O + SO2 =>
4 C3H7OS + 21 O2 = 12 CO2 + 14 H2O + 4 SO2
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Cl2 + H2 = HCl =>
Cl2 + H2 = 2 HCl
NaN3 + NaNO3 = Na2O + N =>
5 NaN3 + NaNO3 = 3 Na2O + 16 N
Fe + Na2SiO3 = Fe2(SiO3)3 + Na =>
2 Fe + 3 Na2SiO3 = Fe2(SiO3)3 + 6 Na
Zn + H2SO4 = ZnSO4 + H2S + H2O =>
4 Zn + 5 H2SO4 = 4 ZnSO4 + H2S + 4 H2O
Cu + Fe(CN)6 = Cu2Fe(CN)6 =>
2 Cu + Fe(CN)6 = Cu2Fe(CN)6
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Li + H2S = Li2S + H =>
2 Li + H2S = Li2S + 2 H
Fe2O3 + Mg = Fe + MgO =>
Fe2O3 + 3 Mg = 2 Fe + 3 MgO
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
EDTA + Fe2(SO4)3 = Fe(EDTA) + SO4 =>
2 EDTA + Fe2(SO4)3 = 2 Fe(EDTA) + 3 SO4
N2 + O2 = NO =>
N2 + O2 = 2 NO
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
CuSO4 + Na3PO4 = Na3SO4 + CuPO4 =>
CuSO4 + Na3PO4 = Na3SO4 + CuPO4
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
H3AsO4 = As2O5 + H2O =>
2 H3AsO4 = As2O5 + 3 H2O
C12H22O11 + O2 = CO2 + H2O =>
C12H22O11 + 12 O2 = 12 CO2 + 11 H2O
Li + H2S = LiS + H =>
Li + H2S = LiS + 2 H
HClO3 + H2S = HCl + H2SO4 =>
4 HClO3 + 3 H2S = 4 HCl + 3 H2SO4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/28/16
Équations équilibrées sur03/29/15
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