| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Zn + 2 HCl = 2 ZnCl + H2
NaCl + H2O = NaOH + Cl2 + H2 =>
2 NaCl + 2 H2O = 2 NaOH + Cl2 + H2
NaOH + NH4Cl = H2O + NH3 + NaCl =>
NaOH + NH4Cl = H2O + NH3 + NaCl
Al + HCl = AlCl2 + H2 =>
Al + 2 HCl = AlCl2 + H2
Fe2(SO4)3 + KOH = K2SO4 + Fe(OH)3 =>
Fe2(SO4)3 + 6 KOH = 3 K2SO4 + 2 Fe(OH)3
KMnO4 + H2C2O4 = MnC2O4 + CO2 + K2C2O4 + H2O =>
2 KMnO4 + 8 H2C2O4 = 2 MnC2O4 + 10 CO2 + K2C2O4 + 8 H2O
HCl + H2O = H2Cl + OH =>
HCl + H2O = H2Cl + OH
NaCl + AgNO3 = AgCl + NaNO3 =>
NaCl + AgNO3 = AgCl + NaNO3
HCl + H2O = H2Cl + OH =>
HCl + H2O = H2Cl + OH
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
Cu(NO3)2(aq) + NaOH(aq) = Cu(OH)2(s) + NaNO3(aq) =>
Cu(NO3)2(aq) + 2 NaOH(aq) = Cu(OH)2(s) + 2 NaNO3(aq)
MgO + I2 = O2 + MgI =>
2 MgO + I2 = O2 + 2 MgI
K4Fe(CN)6 + H2SO4 + H2O = K2SO4 + FeSO4 + (NH4)2SO4 + CO =>
K4Fe(CN)6 + 6 H2SO4 + 6 H2O = 2 K2SO4 + FeSO4 + 3(NH4)2SO4 + 6 CO
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
KMnO4 + K2SO3 + H2SO4 = MnSO4 + K2SO4 + H2O =>
2 KMnO4 + 5 K2SO3 + 3 H2SO4 = 2 MnSO4 + 6 K2SO4 + 3 H2O
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
CH3COOH + CH3CH2OH = CH3COOC2H5 + H2O =>
CH3COOH + CH3CH2OH = CH3COOC2H5 + H2O
CuO + NH3 = Cu + N2 + H2O =>
3 CuO + 2 NH3 = 3 Cu + N2 + 3 H2O
Br2 + HCl = HBr + Cl =>
Br2 + 2 HCl = 2 HBr + 2 Cl
K + H2O = K2O + H2 =>
2 K + H2O = K2O + H2
C7H16 + O2 = CO2 + H2 =>
C7H16 + 7 O2 = 7 CO2 + 8 H2
HCl + O2 = Cl2 + H2O =>
4 HCl + O2 = 2 Cl2 + 2 H2O
C6H12 + O2 = CO2 + H20 =>
5 C6H12 + 30 O2 = 30 CO2 + 3 H20
P2O3 + H2O = H3PO3 =>
P2O3 + 3 H2O = 2 H3PO3
C7H16 + O2 = CO2 + H2 =>
C7H16 + 7 O2 = 7 CO2 + 8 H2
C7H16 + O2 = CO2 + H20 =>
5 C7H16 + 35 O2 = 35 CO2 + 4 H20
MnO4{-} + NO2{-} + H{+} = Mn{2+} + NO3{-} + H2O =>
2 MnO4{-} + 5 NO2{-} + 6 H{+} = 2 Mn{2+} + 5 NO3{-} + 3 H2O
Br2 + HCl = HBr + Cl2 =>
Br2 + 2 HCl = 2 HBr + Cl2
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
MnO4{-} + NO2{-} + H2O{+} = Mn{2+} + NO3{-} + OH =>
MnO4{-} + NO2{-} + 3 H2O{+} = Mn{2+} + NO3{-} + 6 OH
Cu2 + AgNO3 = Cu(NO3)2 + Ag =>
Cu2 + 4 AgNO3 = 2 Cu(NO3)2 + 4 Ag
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Al2S3 + O2 = Al2O3 + SO2 =>
2 Al2S3 + 9 O2 = 2 Al2O3 + 6 SO2
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
C + H2SO4 = CO2 + SO2 + H20 =>
10 C + 10 H2SO4 = 10 CO2 + 10 SO2 + H20
NaCl + H2SO4 = Na2SO4 + HCl =>
2 NaCl + H2SO4 = Na2SO4 + 2 HCl
KClO3 = KCl + O =>
KClO3 = KCl + 3 O
CH3CH2OH + KOI = CH3COI3 + KOH =>
CH3CH2OH + 3 KOI = CH3COI3 + 3 KOH
Si2H3 + O2 = SiO2 + H2O =>
4 Si2H3 + 11 O2 = 8 SiO2 + 6 H2O
KClO3 = KCl + O =>
KClO3 = KCl + 3 O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
CrO2{-} + H2O2 + OH{-} = CrO4{-2} + H2O =>
2 CrO2{-} + 3 H2O2 + 2 OH{-} = 2 CrO4{-2} + 4 H2O
Li + I2 = LiI =>
2 Li + I2 = 2 LiI
Pb(NO3)2 + HCl = PbCl2 + HNO3 =>
Pb(NO3)2 + 2 HCl = PbCl2 + 2 HNO3
Na2S + H3PO4 = Na3PO4 + H2S =>
3 Na2S + 2 H3PO4 = 2 Na3PO4 + 3 H2S
NaOH + CO2 = Na2CO3 + H2O =>
2 NaOH + CO2 = Na2CO3 + H2O
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/21/17
Équations équilibrées sur03/23/16
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