| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Co2(SO3)3 + 3 Pb(NO2)4 = 4 Co(NO2)3 + 3 Pb(SO3)2
HNO3 + H2SO3 = H2SO4 + NO + H20 =>
20 HNO3 + 40 H2SO3 = 40 H2SO4 + 20 NO + H20
Zn + Pb(No3)2 = ZnNo3 + Pb =>
2 Zn + Pb(No3)2 = 2 ZnNo3 + Pb
(NH4)3PO4 + Pb(NO3)4 = Pb3(PO4)4 + NH4NO3 =>
4(NH4)3PO4 + 3 Pb(NO3)4 = Pb3(PO4)4 + 12 NH4NO3
SeCl6 + O2 = SeO2 + Cl2 =>
SeCl6 + O2 = SeO2 + 3 Cl2
NO3{-} + e + H2O = NH3 + OH{-} =>
NO3{-} + 8e + 6 H2O = NH3 + 9 OH{-}
HOOCCOOH + CaO = (COO)2Ca + H2O =>
HOOCCOOH + CaO = (COO)2Ca + H2O
CoCl2*6H20 + NH4Cl + NH3 + H2O2 = [Co(NH3)6]Cl3 + H2O =>
2 CoCl2*6H20 + 2 NH4Cl + 10 NH3 + 121 H2O2 = 2[Co(NH3)6]Cl3 + 242 H2O
Ba(OH)2 + CO2 = BaCO3 + H2O =>
Ba(OH)2 + CO2 = BaCO3 + H2O
CAO + C = CAC2 + CO2 =>
2 CAO + 5 C = 2 CAC2 + CO2
HNO3 + H2SO3 = H2SO4 + NO + H20 =>
20 HNO3 + 40 H2SO3 = 40 H2SO4 + 20 NO + H20
Ca(OH)2 + SO2 = CaSO3 + H2O =>
Ca(OH)2 + SO2 = CaSO3 + H2O
HCOONa + H2SO4 = CO + NaHSO4 + H2O =>
HCOONa + H2SO4 = CO + NaHSO4 + H2O
Ca3(C6H5O7)2 + Cu(OH)2 = Cu3(C6H5O7)2 + Ca(OH)2 =>
Ca3(C6H5O7)2 + 3 Cu(OH)2 = Cu3(C6H5O7)2 + 3 Ca(OH)2
BaCr2O7 + NaOH = BaCrO4 + H2O + Na2CrO4 =>
BaCr2O7 + 2 NaOH = BaCrO4 + H2O + Na2CrO4
C2H6 + O2 = H2O + CO2 =>
2 C2H6 + 7 O2 = 6 H2O + 4 CO2
Fe(NH4)(SO4)2 + KBr = Br2 + FeSO4 + KNH4SO4 =>
2 Fe(NH4)(SO4)2 + 2 KBr = Br2 + 2 FeSO4 + 2 KNH4SO4
S + O = (SO)2 =>
2 S + 2 O = (SO)2
C4H6 + O2 = CO2 + water =>
2 C4H6 + 11 O2 = 8 CO2 + 6 H2O
Cr{3+} + H2SO4 + H2O = Cr2(SO4)3 + H3O{+} =>
2 Cr{3+} + 3 H2SO4 + 6 H2O = Cr2(SO4)3 + 6 H3O{+}
Pb3(PO4)4 + Cr = Cr3(PO4)2 + Pb =>
Pb3(PO4)4 + 6 Cr = 2 Cr3(PO4)2 + 3 Pb
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
C2H6 + O2 = CO2 + H20 =>
10 C2H6 + 20 O2 = 20 CO2 + 3 H20
Tl2(CO3)3 + HCl = TlCl3 + H2CO3 =>
Tl2(CO3)3 + 6 HCl = 2 TlCl3 + 3 H2CO3
FeSO4 + H2SO4 + H2O2 = Fe2(SO4)3 + H2O =>
2 FeSO4 + H2SO4 + H2O2 = Fe2(SO4)3 + 2 H2O
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
FeCl2 + K2Cr2O7 + HCl = FeCl3 + KCl + CrCl3 + H2O =>
6 FeCl2 + K2Cr2O7 + 14 HCl = 6 FeCl3 + 2 KCl + 2 CrCl3 + 7 H2O
C2H6O + O2 = CO2 + H2O =>
C2H6O + 3 O2 = 2 CO2 + 3 H2O
C6H4(OH)COOH + FeCl3 = Fe(OH)3 + C6H4COOHCl =>
3 C6H4(OH)COOH + FeCl3 = Fe(OH)3 + 3 C6H4COOHCl
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
Cu + Cl = CuCl =>
Cu + Cl = CuCl
C6H4(OH)COOH + FeCl3 = Fe(OH)3 + C6H4COOHCl =>
3 C6H4(OH)COOH + FeCl3 = Fe(OH)3 + 3 C6H4COOHCl
C2H4 + O2 = CO2 + H20 =>
5 C2H4 + 10 O2 = 10 CO2 + H20
Al2S3 + H2O = Al(OH)3 + H2S =>
Al2S3 + 6 H2O = 2 Al(OH)3 + 3 H2S
H2S + CoCl3 = CoCl2 + S + HCl =>
H2S + 2 CoCl3 = 2 CoCl2 + S + 2 HCl
Al + Br = AlBr =>
Al + Br = AlBr
AS2S3 + HNO3 + H2O = H2SO4 + NO + H3ASO4 =>
3 AS2S3 + 29 HNO3 + 2 H2O = 12 H2SO4 + 29 NO + 3 H3ASO4
CH3CH2OH + KMnO4 + H2SO4 = CH3COOH + MnSO4 + H2O + KSO4 =>
CH3CH2OH + KMnO4 + 2 H2SO4 = CH3COOH + MnSO4 + 3 H2O + KSO4
S + Na2SO3 = Na2S2O3 =>
S + Na2SO3 = Na2S2O3
K2MnO4 + H2O = MnO2 + KMnO4 + KOH =>
3 K2MnO4 + 2 H2O = MnO2 + 2 KMnO4 + 4 KOH
H2 + N2 = NH3 =>
3 H2 + N2 = 2 NH3
NaOH + Cl2 = NaCl2 + NaClO + H2O =>
4 NaOH + 3 Cl2 = 2 NaCl2 + 2 NaClO + 2 H2O
FeSO4 + HNO3 + H2SO4 = Fe2(SO4)3 + NO + H2O =>
6 FeSO4 + 2 HNO3 + 3 H2SO4 = 3 Fe2(SO4)3 + 2 NO + 4 H2O
C3H5(NO3)3 = C3H5 + NO3 =>
C3H5(NO3)3 = C3H5 + 3 NO3
CH3COOK + KOH = CH4 + K2CO3 =>
CH3COOK + KOH = CH4 + K2CO3
FeSO4 + KClO3 + H2SO4 = Fe2(SO4)3 + KCl + H2O =>
6 FeSO4 + KClO3 + 3 H2SO4 = 3 Fe2(SO4)3 + KCl + 3 H2O
Pb(NO3)2(aq) + LiCl(aq) = LiNO3(s) + PbCl2(aq) =>
Pb(NO3)2(aq) + 2 LiCl(aq) = 2 LiNO3(s) + PbCl2(aq)
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
C3H5(NO3)3 = N2 + O2 + H2O + CO2 =>
4 C3H5(NO3)3 = 6 N2 + O2 + 10 H2O + 12 CO2
H + O = H2O =>
2 H + O = H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/15/14
Équations équilibrées sur04/14/13
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