| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Pb(NO3)2 + LiCl = PbCl2 + LiNO3 =>
Pb(NO3)2 + 2 LiCl = PbCl2 + 2 LiNO3
Al2(SO4)3 + KOH = Al(OH)3 + K2SO4 =>
Al2(SO4)3 + 6 KOH = 2 Al(OH)3 + 3 K2SO4
PbO2 + HI = PbI2 + I2 + H2O =>
PbO2 + 4 HI = PbI2 + I2 + 2 H2O
Na2SO4 + CaCl2 = CaSO4 + NaCl =>
Na2SO4 + CaCl2 = CaSO4 + 2 NaCl
CO2H + NaOH = NaCO2 + H2O =>
CO2H + NaOH = NaCO2 + H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
HCl + Al(OH)3 = AlCl3 + H2O =>
3 HCl + Al(OH)3 = AlCl3 + 3 H2O
HCl + MnO2 = MnCl2 + H2O + Cl2 =>
4 HCl + MnO2 = MnCl2 + 2 H2O + Cl2
(NH4)2Cr2O7 + AlPO4 = (NH4)3PO4 + Al2(Cr2O7)3 =>
3(NH4)2Cr2O7 + 2 AlPO4 = 2(NH4)3PO4 + Al2(Cr2O7)3
H3PO4 + NaBr = HBr + Na3PO4 =>
H3PO4 + 3 NaBr = 3 HBr + Na3PO4
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
C + H2 = C3H8 =>
3 C + 4 H2 = C3H8
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
Na + I2 = NaI =>
2 Na + I2 = 2 NaI
Sn + Ag{+} = Sn{2+} + Ag =>
Sn + 2 Ag{+} = Sn{2+} + 2 Ag
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
KCO2 + NaOH = NaCO2 + KOH =>
KCO2 + NaOH = NaCO2 + KOH
AgNO3 + CaCl2 = AgCl + Ca(NO3)2 =>
2 AgNO3 + CaCl2 = 2 AgCl + Ca(NO3)2
NaHCO3 = Na2CO3 + H2O + CO2 =>
2 NaHCO3 = Na2CO3 + H2O + CO2
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
CaO + MnI4 = MnO2 + CaI2 =>
2 CaO + MnI4 = MnO2 + 2 CaI2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
H2OCa + CO2 = CaCO3 + H =>
H2OCa + CO2 = CaCO3 + 2 H
K2Cr2O7 = K2CrO4 + Cr2O3 + O2 =>
4 K2Cr2O7 = 4 K2CrO4 + 2 Cr2O3 + 3 O2
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
MgSO4 + Fe2(CO3)3 = Mg2(CO3) + Fe(SO4)3 =>
6 MgSO4 + Fe2(CO3)3 = 3 Mg2(CO3) + 2 Fe(SO4)3
K2S + NaNO3 = KNO3 + Na2S =>
K2S + 2 NaNO3 = 2 KNO3 + Na2S
MgSO4 + Fe2(CO3)3 = Mg2(CO3) + Fe(SO4)3 =>
6 MgSO4 + Fe2(CO3)3 = 3 Mg2(CO3) + 2 Fe(SO4)3
Pb(OH)2 + K2CrO4 = PbCrO4 + KOH =>
Pb(OH)2 + K2CrO4 = PbCrO4 + 2 KOH
MgSO4 + Fe2(CO3)3 = Mg2(CO3) + Fe(SO4)3 =>
6 MgSO4 + Fe2(CO3)3 = 3 Mg2(CO3) + 2 Fe(SO4)3
H2 + I2 = HI =>
H2 + I2 = 2 HI
NH3 + H3PO4 = (NH4)3PO4 =>
3 NH3 + H3PO4 = (NH4)3PO4
Fe(OH)2 + O2 = Fe2O3 + H2O =>
4 Fe(OH)2 + O2 = 2 Fe2O3 + 4 H2O
Fe2O3 + H2O = Fe(OH)3 =>
Fe2O3 + 3 H2O = 2 Fe(OH)3
Li2CO3 + Pb(NO3)2 = Li2(NO3)2 + PbCO3 =>
Li2CO3 + Pb(NO3)2 = Li2(NO3)2 + PbCO3
K2Cr2O7 + H2SO4 + C2H5OH = Cr2(SO4)3 + K2SO4 + CH3COOH + H2O =>
2 K2Cr2O7 + 8 H2SO4 + 3 C2H5OH = 2 Cr2(SO4)3 + 2 K2SO4 + 3 CH3COOH + 11 H2O
CH3(CH2)4CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)4CH3 + 19 O2 = 12 CO2 + 14 H2O
KClO3 = KCl + O22 =>
22 KClO3 = 22 KCl + 3 O22
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Li2CO3 + Pb(NO3)2 = Li2(NO3)2 + PbCO3 =>
Li2CO3 + Pb(NO3)2 = Li2(NO3)2 + PbCO3
Mo(ClO3)3 + Ti(MnO4)2 = Mo(MnO4)3 + Ti(ClO3)2 =>
2 Mo(ClO3)3 + 3 Ti(MnO4)2 = 2 Mo(MnO4)3 + 3 Ti(ClO3)2
Li2CO3 + Pb(NO3)2 = Li2(NO3)2 + PbCO3 =>
Li2CO3 + Pb(NO3)2 = Li2(NO3)2 + PbCO3
HBr + Ca(OH)2 = H2O + CaBr2 =>
2 HBr + Ca(OH)2 = 2 H2O + CaBr2
Sn + Ag{+} = Sn{2+} + Ag =>
Sn + 2 Ag{+} = Sn{2+} + 2 Ag
CuCl2 + Al = Cu2 + AlCl3 =>
6 CuCl2 + 4 Al = 3 Cu2 + 4 AlCl3
C8H11N + HCl = C8H10NCl + H20 =>
10 C8H11N + 10 HCl = 10 C8H10NCl + H20
C8H11N + HCl = C8H10NCl + H2 =>
C8H11N + HCl = C8H10NCl + H2
Fe + H2O = FeO4 + H2 =>
Fe + 4 H2O = FeO4 + 4 H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/02/12
Équations équilibrées sur12/02/11
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