| Équations équilibrées la veille | Équations équilibrées le lendemain |
C2H4(OH)2 + 2 O2 = HOOCCOOH + 2 H2O
NO + H2O = NH3 + O2 =>
4 NO + 6 H2O = 4 NH3 + 5 O2
I2O5 + CO = I2 + CO2 =>
I2O5 + 5 CO = I2 + 5 CO2
Na2CO3 + NH3 + HCl = NaCl + NH4OH + CO2 =>
Na2CO3 + NH3 + 2 HCl = 2 NaCl + NH4OH + CO2
Br + O = Br2O5 =>
2 Br + 5 O = Br2O5
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
XY4XZ2 = X2 + Y2Z =>
XY4XZ2 = X2 + 2 Y2Z
(NH4)2(SO4) + NaOH = Na2SO4 + NH3 + H2O =>
(NH4)2(SO4) + 2 NaOH = Na2SO4 + 2 NH3 + 2 H2O
CH17OH + O2 = CO2 + H2O =>
CH17OH + 5 O2 = CO2 + 9 H2O
Na + HCl = H2 + NaCl2 =>
Na + 2 HCl = H2 + NaCl2
Na2CO3 + NH3 + HCl = NaCl + NH4OH + CO2 =>
Na2CO3 + NH3 + 2 HCl = 2 NaCl + NH4OH + CO2
Na2SO3 + Na2CrO4 + H2O = Na2SO4 + Cr(OH)3 + NaOH =>
3 Na2SO3 + 2 Na2CrO4 + 5 H2O = 3 Na2SO4 + 2 Cr(OH)3 + 4 NaOH
Al + KNO3 + KOH + H2O = K[Al(OH)4] + NH3 =>
8 Al + 3 KNO3 + 5 KOH + 18 H2O = 8 K[Al(OH)4] + 3 NH3
CaO + N2 = N2O + Ca =>
CaO + N2 = N2O + Ca
Pb(NO3)2 + H2CrO4 = PbCrO4 + HNO3 =>
Pb(NO3)2 + H2CrO4 = PbCrO4 + 2 HNO3
P3Cl = P + Cl2 =>
2 P3Cl = 6 P + Cl2
C + H2S = CH4 + CS2 =>
2 C + 2 H2S = CH4 + CS2
Fe2(SO4)3 + H2S = Fe2S3 + SO2 + H2O =>
Fe2(SO4)3 + 4 H2S = Fe2S3 + 4 SO2 + 4 H2O
Na2S2O3 + CH3COOH = CH3COONa + SO2 + S + H2O =>
Na2S2O3 + 2 CH3COOH = 2 CH3COONa + SO2 + S + H2O
HgS + Al + H2O = Al(OH)3 + H2S + Hg =>
3 HgS + 2 Al + 6 H2O = 2 Al(OH)3 + 3 H2S + 3 Hg
KMnO4 + KI + H2SO4 = I2 + MnSO4 + K2SO4 + H2O =>
2 KMnO4 + 10 KI + 8 H2SO4 = 5 I2 + 2 MnSO4 + 6 K2SO4 + 8 H2O
KH + H2SO4 = H2 + KH(SO4) =>
KH + H2SO4 = H2 + KH(SO4)
Na2SO4 = Na + SO4 =>
Na2SO4 = 2 Na + SO4
KCO3 + Ca(NO3) = KNO3 + CaCO3 =>
KCO3 + Ca(NO3) = KNO3 + CaCO3
CuNaCl = NaCl(Cu) =>
CuNaCl = NaCl(Cu)
Ca(OH)2 + Cl = CaCl2 + OH =>
Ca(OH)2 + 2 Cl = CaCl2 + 2 OH
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Cu2(SO4) + Na(OH) = Cu2(OH) + Na(SO4) =>
Cu2(SO4) + Na(OH) = Cu2(OH) + Na(SO4)
(CH3)2CHCH2OH + Cr2O7{-} + H{+} = (CH3)2CHCH2O + Cr{3+} + H2O =>
7(CH3)2CHCH2OH + Cr2O7{-} + 7 H{+} = 7(CH3)2CHCH2O + 2 Cr{3+} + 7 H2O
Na2CO3(s) + HCl(aq) = NaCl(aq) + H2O + CO2 =>
Na2CO3(s) + 2 HCl(aq) = 2 NaCl(aq) + H2O + CO2
Cu(NH3)4(SO4)H2O(s) + KI = CuI + KSO4 + H2O + (NH3)4 =>
Cu(NH3)4(SO4)H2O(s) + KI = CuI + KSO4 + H2O + (NH3)4
CuSO4*5H2O + HCl = CuCl4{-2} + H{+} + SO4{-2} + H2O =>
CuSO4*5H2O + 4 HCl = CuCl4{-2} + 4 H{+} + SO4{-2} + 5 H2O
ICl3 + NaOH = NaIO3 + NaI + NaCl + H2O =>
3 ICl3 + 12 NaOH = 2 NaIO3 + NaI + 9 NaCl + 6 H2O
BaCl + K2SO4 = Ba2SO4 + KCl =>
2 BaCl + K2SO4 = Ba2SO4 + 2 KCl
Ca(No3)2(ac) + NaOH(ac) = Ca(OH)2(s) + NaNo3(ac) =>
Ca(No3)2(ac) + 2 NaOH(ac) = Ca(OH)2(s) + 2 NaNo3(ac)
KMnO4 + H2C2O3 + H2SO4 = K2SO4 + MnSO4 + CO2 + H2O =>
4 KMnO4 + 5 H2C2O3 + 6 H2SO4 = 2 K2SO4 + 4 MnSO4 + 10 CO2 + 11 H2O
SO3CaCO3 = CaSO3CO3 =>
SO3CaCO3 = CaSO3CO3
KMnO4 + K2S + HClO4 = Mn(ClO4)2 + SO4 + KClO4 + H2O =>
2 KMnO4 + K2S + 8 HClO4 = 2 Mn(ClO4)2 + SO4 + 4 KClO4 + 4 H2O
C6H5NHC6NO2 + H2 = C6H5NHC6H4NH2 + H2O =>
C6H5NHC6NO2 + 5 H2 = C6H5NHC6H4NH2 + 2 H2O
ClO{-} + Fe{2+} + O{2-} + H{+} = Cl{-} + Fe(OH)3 =>
ClO{-} + 2 Fe{2+} + 5 O{2-} + 6 H{+} = Cl{-} + 2 Fe(OH)3
KNO3 + C = CO2 + K2O + N2 =>
4 KNO3 + 5 C = 5 CO2 + 2 K2O + 2 N2
C7H5N3O6 + NH4NO3 = N2 + H2O + CO2 =>
2 C7H5N3O6 + 21 NH4NO3 = 24 N2 + 47 H2O + 14 CO2
NaSO3 + H2SO4 = NaSO4 + H2SO3 =>
NaSO3 + H2SO4 = NaSO4 + H2SO3
VO{2+} + MnO4{-} + H2O = HVO3 + Mn{2+} + H{+} =>
5 VO{2+} + MnO4{-} + 6 H2O = 5 HVO3 + Mn{2+} + 7 H{+}
LiAlH4 + C6H5PCl2 = C6H5PH2 + Li{+} + Al{3+} + Cl{-} =>
LiAlH4 + 2 C6H5PCl2 = 2 C6H5PH2 + Li{+} + Al{3+} + 4 Cl{-}
CH3CBr(CH3)CH(CH3)CH3 + NaOH = CH3CBr(CH3)CNa(CH3)CH3 + H2O =>
CH3CBr(CH3)CH(CH3)CH3 + NaOH = CH3CBr(CH3)CNa(CH3)CH3 + H2O
SnO + HCl + K2Cr2O7 = SnCl4 + CrCl3 + KCl + H2O =>
3 SnO + 20 HCl + K2Cr2O7 = 3 SnCl4 + 2 CrCl3 + 2 KCl + 10 H2O
Cu + NaNO3 = Cu2O + Na2O + N2 =>
10 Cu + 2 NaNO3 = 5 Cu2O + Na2O + N2
C3H8 + O2 = (CO2) + H2O =>
C3H8 + 5 O2 = 3(CO2) + 4 H2O
KMnO4 + SO2 + H2O = K2SO4 + MnSO4 + H2SO4 =>
2 KMnO4 + 5 SO2 + 2 H2O = K2SO4 + 2 MnSO4 + 2 H2SO4
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Équations équilibrées sur01/11/24
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