| Équations équilibrées la veille | Équations équilibrées le lendemain |
30 S + 60 KOH = 10 K2S + 20 K2SO3 + 3 H20
CH3CHCH2 + KMnO4 + H2O = MnO2 + CH3CH(OH)CH2(OH) + KOH =>
3 CH3CHCH2 + 2 KMnO4 + 4 H2O = 2 MnO2 + 3 CH3CH(OH)CH2(OH) + 2 KOH
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
{-} + FeF2{2+} = Fe{2+} + F{-} =>
2e + FeF2{2+} = Fe{2+} + 2 F{-}
Cu3(PO4)2 + HCl = HCuCl3 + H3PO4 =>
Cu3(PO4)2 + 9 HCl = 3 HCuCl3 + 2 H3PO4
C17H16 + O2 = CO2 + H2O =>
C17H16 + 21 O2 = 17 CO2 + 8 H2O
KMnO4 + KOH = K2MnO4 + H2O + O2 =>
4 KMnO4 + 4 KOH = 4 K2MnO4 + 2 H2O + O2
Pb + HNO3 = Pb(NO3)2 + NO + H2O =>
3 Pb + 8 HNO3 = 3 Pb(NO3)2 + 2 NO + 4 H2O
{-} + FeF2{+} = Fe{2+} + F{-} =>
e + FeF2{+} = Fe{2+} + 2 F{-}
H2SO2 + KOH = H3O + KSO2 =>
H2SO2 + KOH = H3O + KSO2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
K2SO3 + HNO3 = KNO3 + H2SO3 =>
K2SO3 + 2 HNO3 = 2 KNO3 + H2SO3
H2SO4 = H2 + SO4 =>
H2SO4 = H2 + SO4
CdS = Cd + S =>
CdS = Cd + S
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
AL + NaOH = Na3ALO3 + H2 =>
2 AL + 6 NaOH = 2 Na3ALO3 + 3 H2
Mg + HNO3 = Mg(NO3) + NO + H2O =>
3 Mg + 4 HNO3 = 3 Mg(NO3) + NO + 2 H2O
{-} + Cr2O7{2-} + H{+} + F{-} = CrF{2+} + H2O =>
6e + Cr2O7{2-} + 14 H{+} + 2 F{-} = 2 CrF{2+} + 7 H2O
KCl + O2 = KClO3 =>
2 KCl + 3 O2 = 2 KClO3
KMnO4 + HCl = Cl2 + KCl + MnCl2 + H2O =>
2 KMnO4 + 16 HCl = 5 Cl2 + 2 KCl + 2 MnCl2 + 8 H2O
CUSO4 + ZN = ZNSO4 + CU =>
CUSO4 + ZN = ZNSO4 + CU
Mg(OH)2(aq) + H2SO4(aq) = MgSO4(aq) + H2O(l) =>
Mg(OH)2(aq) + H2SO4(aq) = MgSO4(aq) + 2 H2O(l)
NaCO3(s) + CH3COOH(aq) = CH3COONa(aq) + CO2(g) + H2O(l) =>
8 NaCO3(s) + 9 CH3COOH(aq) = 8 CH3COONa(aq) + 10 CO2(g) + 6 H2O(l)
Mg + HNO3 = Mg(NO3) + NO + H2O =>
3 Mg + 4 HNO3 = 3 Mg(NO3) + NO + 2 H2O
CuSO4 + K4[Fe(CN)6] = Cu2[Fe(CN)6] + K2SO4 =>
2 CuSO4 + K4[Fe(CN)6] = Cu2[Fe(CN)6] + 2 K2SO4
FeCl3(aq) + NH4OH(aq) = Fe(OH)3(aq) + NH4Cl(aq) =>
FeCl3(aq) + 3 NH4OH(aq) = Fe(OH)3(aq) + 3 NH4Cl(aq)
Cl2 + AlBr3 = AlCl3 + Br2 =>
3 Cl2 + 2 AlBr3 = 2 AlCl3 + 3 Br2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
S + KOH = K2S + K2SO3 + H2O =>
3 S + 6 KOH = 2 K2S + K2SO3 + 3 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Cu + HNO3 = Cu(NO3)2 + H2O + NO =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 4 H2O + 2 NO
C2H4 + KMnO4 + H2O = C2H6O2 + MnO2 + KOH =>
3 C2H4 + 2 KMnO4 + 4 H2O = 3 C2H6O2 + 2 MnO2 + 2 KOH
H3PO4 + KOH = K3PO4 + H2O =>
H3PO4 + 3 KOH = K3PO4 + 3 H2O
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
H2S + KMnO4 = S + MnO2 + KOH + H2O =>
3 H2S + 2 KMnO4 = 3 S + 2 MnO2 + 2 KOH + 2 H2O
Zn + H3PO4 = H2 + Zn3(PO4)2 =>
3 Zn + 2 H3PO4 = 3 H2 + Zn3(PO4)2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
(NH4)3PO4 + CaCl2 = Ca3(PO4)2 + NH4Cl =>
2(NH4)3PO4 + 3 CaCl2 = Ca3(PO4)2 + 6 NH4Cl
Mg + HNO3 = Mg(NO3) + NO + H2O =>
3 Mg + 4 HNO3 = 3 Mg(NO3) + NO + 2 H2O
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
PbS + O2 = PbO + SO2 =>
2 PbS + 3 O2 = 2 PbO + 2 SO2
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
SnSO4 + K2CrO7 + H2SO4 = Sn(SO4)2 + K2SO4 + Cr2(SO4)3 + H2O =>
9 SnSO4 + 2 K2CrO7 + 14 H2SO4 = 9 Sn(SO4)2 + 2 K2SO4 + Cr2(SO4)3 + 14 H2O
CH3CH(OH)CH3 + KMnO4 + H2SO4 = K2SO4 + MnOH2 + C3H6O + H2O =>
7 CH3CH(OH)CH3 + 2 KMnO4 + H2SO4 = K2SO4 + 2 MnOH2 + 7 C3H6O + 6 H2O
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
NO2 + H20 = HNO3 + NO =>
40 NO2 + H20 = 20 HNO3 + 20 NO
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/10/15
Équations équilibrées sur04/09/14
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