| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 KHCO3 + H2SO4 = K2SO4 + 2 H2O + 2 CO2
HgO + Cl2 = HgCl + O2 =>
2 HgO + Cl2 = 2 HgCl + O2
H2O2 + HI = I2 + H2O =>
H2O2 + 2 HI = I2 + 2 H2O
FeCl3 + Ba(OH)2 = Fe(OH)3 + BaCl2 =>
2 FeCl3 + 3 Ba(OH)2 = 2 Fe(OH)3 + 3 BaCl2
C3H7COOH + O2 = CO2 + H2O =>
C3H7COOH + 5 O2 = 4 CO2 + 4 H2O
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
Al + NiBr2 = AlBr3 + Ni =>
2 Al + 3 NiBr2 = 2 AlBr3 + 3 Ni
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
C + H2 = CH4 =>
C + 2 H2 = CH4
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
NaOH + SO2 = Na2SO3 + H2O =>
2 NaOH + SO2 = Na2SO3 + H2O
Mn(NO3)2 + NaBiO3 + HNO3 = HMnO4 + Bi(NO3)3 + NaNO3 + H2O =>
2 Mn(NO3)2 + 5 NaBiO3 + 16 HNO3 = 2 HMnO4 + 5 Bi(NO3)3 + 5 NaNO3 + 7 H2O
LiClO3 = LiCl + O2 =>
2 LiClO3 = 2 LiCl + 3 O2
CO2 + H2O = C18H32O16 + O2 =>
18 CO2 + 16 H2O = C18H32O16 + 18 O2
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Zn + Pb(NO3)2 = Pb + ZnNO3 =>
2 Zn + Pb(NO3)2 = Pb + 2 ZnNO3
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
CuCl2 + H2S = CuS + HCl =>
CuCl2 + H2S = CuS + 2 HCl
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
KOH + KNO3 + MnSO4 = K2MnO4 + KNO2 + H2O + K2SO4 =>
4 KOH + 2 KNO3 + MnSO4 = K2MnO4 + 2 KNO2 + 2 H2O + K2SO4
Mn(NO3)2 + NaBiO3 + HNO3 = HMnO4 + Bi(NO3)3 + NaNO3 + H2O =>
2 Mn(NO3)2 + 5 NaBiO3 + 16 HNO3 = 2 HMnO4 + 5 Bi(NO3)3 + 5 NaNO3 + 7 H2O
P2S5 + O2 = P4O10 + SO2 =>
2 P2S5 + 15 O2 = P4O10 + 10 SO2
MnO2 + HCl = MnCl2 + Cl2 + H2O =>
MnO2 + 4 HCl = MnCl2 + Cl2 + 2 H2O
Na + Br2 = NaBr =>
2 Na + Br2 = 2 NaBr
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
AgNO3 + KBr = AgBr + K{+} + NO3{-} =>
AgNO3 + KBr = AgBr + K{+} + NO3{-}
Na2CO3(aq) + HNO3(aq) = NaNO3 + CO2 + H2O =>
Na2CO3(aq) + 2 HNO3(aq) = 2 NaNO3 + CO2 + H2O
Cl2 + NaBr = NaCl + Br2 =>
Cl2 + 2 NaBr = 2 NaCl + Br2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
NiSO4 + NaOH = Na2SO4 + Ni(OH)2 =>
NiSO4 + 2 NaOH = Na2SO4 + Ni(OH)2
NaCl = Na + Cl2 =>
2 NaCl = 2 Na + Cl2
CuO + N2O5 = CuN2O6 =>
CuO + N2O5 = CuN2O6
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
NH4OH + Al2(SO4)3 = Al(OH)3 + (NH4)2SO4 =>
6 NH4OH + Al2(SO4)3 = 2 Al(OH)3 + 3(NH4)2SO4
Pb(No3)2 + Na2S = PbS + NaNo3 =>
Pb(No3)2 + Na2S = PbS + 2 NaNo3
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
Pb(No3)2 + Na2S = PbS + NaNo3 =>
Pb(No3)2 + Na2S = PbS + 2 NaNo3
H2 + N2 = NH3 =>
3 H2 + N2 = 2 NH3
Cr2(SO4)3 + H2O2 + NaOH = Na2CrO4 + H2O + Na2SO4 =>
Cr2(SO4)3 + 3 H2O2 + 10 NaOH = 2 Na2CrO4 + 8 H2O + 3 Na2SO4
NiSO4 + NaOH = Na2NiO4 + S(OH)2 =>
NiSO4 + 2 NaOH = Na2NiO4 + S(OH)2
Mg + H2SO3 = MgSO3 + H2 =>
Mg + H2SO3 = MgSO3 + H2
CrI3 + KOH + Cl2 = K2CrO4 + KIO3 + KCl + H2O =>
2 CrI3 + 52 KOH + 21 Cl2 = 2 K2CrO4 + 6 KIO3 + 42 KCl + 26 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
KOH + H2S = K2S + H2O =>
2 KOH + H2S = K2S + 2 H2O
NaI + Br2 = NaBr + I2 =>
2 NaI + Br2 = 2 NaBr + I2
La2(CO3)3 + H2SO4 = La2(SO4)3 + H2O + CO2 =>
La2(CO3)3 + 3 H2SO4 = La2(SO4)3 + 3 H2O + 3 CO2
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
Cu(NO3)2 + Na2CO3 + H2O = CuCO3*Cu(OH)2 + NaNO3 + CO2 =>
2 Cu(NO3)2 + 2 Na2CO3 + H2O = CuCO3*Cu(OH)2 + 4 NaNO3 + CO2
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
CuS + KOH = Cu(OH)2 + K2S =>
CuS + 2 KOH = Cu(OH)2 + K2S
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/12/13
Équations équilibrées sur11/11/12
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