| Équations équilibrées la veille | Équations équilibrées le lendemain |
HCH3CO2 + H2O = H3O + CH3CO2
(NH4)2S + NaOH = (NH4)2OH + SNa =>
(NH4)2S + NaOH = (NH4)2OH + SNa
MgSO4 + NH3 = (NH3)2SO4 + Mg =>
MgSO4 + 2 NH3 = (NH3)2SO4 + Mg
Al(s) + H2O(s) = Al(OH)3 + H2 =>
2 Al(s) + 6 H2O(s) = 2 Al(OH)3 + 3 H2
HNO3 + Sr = Sr(NO3)2 + H2 =>
2 HNO3 + Sr = Sr(NO3)2 + H2
Bi(NO3)3*5H2O + SeO2 = Bi2Se3 + NH3 + H2O + O2 =>
4 Bi(NO3)3*5H2O + 6 SeO2 = 2 Bi2Se3 + 12 NH3 + 2 H2O + 33 O2
KNO3 + C12H22O11 + S = CO2 + H2O + K2S + N2 =>
8 KNO3 + C12H22O11 + 4 S = 12 CO2 + 11 H2O + 4 K2S + 4 N2
(NH4)3PO4 + NiSO4 = (NH4)2SO4 + Ni3(PO4)2 =>
2(NH4)3PO4 + 3 NiSO4 = 3(NH4)2SO4 + Ni3(PO4)2
C12H10 + HN = C12H11N =>
C12H10 + HN = C12H11N
Pb(NO3)2 + NH4C2H3O2 = Pb(C2H3O2)2 + NH4NO3 =>
Pb(NO3)2 + 2 NH4C2H3O2 = Pb(C2H3O2)2 + 2 NH4NO3
NH4F + Pb(NO2)2 = NH4NO2 + PbF2 =>
2 NH4F + Pb(NO2)2 = 2 NH4NO2 + PbF2
[Cr(H2O)3Br2]Br = CrBr3 + H2O =>
[Cr(H2O)3Br2]Br = CrBr3 + 3 H2O
C5H8N4O12 = CO + CO2 + H2O + N2 =>
C5H8N4O12 = 2 CO + 3 CO2 + 4 H2O + 2 N2
CaO2H2 + H3PO4 = CaHPO4 + H2O =>
CaO2H2 + H3PO4 = CaHPO4 + 2 H2O
Re + HClO3 + H2O = HReO4 + HClO =>
4 Re + 7 HClO3 + 2 H2O = 4 HReO4 + 7 HClO
CH3CH2OH + Cr2O7{2-} + H{+} = Cr{3+} + CH3CO2H + H2O =>
3 CH3CH2OH + 2 Cr2O7{2-} + 16 H{+} = 4 Cr{3+} + 3 CH3CO2H + 11 H2O
Cr(s) + H2SO4(aq) = CrSO4 + H =>
Cr(s) + H2SO4(aq) = CrSO4 + 2 H
Ca + C = Ca2C2 =>
2 Ca + 2 C = Ca2C2
Al(s) + H2O(s) = Al(OH)3 + H2 =>
2 Al(s) + 6 H2O(s) = 2 Al(OH)3 + 3 H2
Mg(NO3)2 + Na2CrO4 = NaNO3 + MgCrO4 =>
Mg(NO3)2 + Na2CrO4 = 2 NaNO3 + MgCrO4
Mg(OH)2 + MgH2 = Mg + H2O =>
Mg(OH)2 + MgH2 = 2 Mg + 2 H2O
I2 + Na2S2O3 = NaI + Na2S4O6 =>
I2 + 2 Na2S2O3 = 2 NaI + Na2S4O6
CH3COO{-} + Fe{+3} + H2O = Fe(OH)2CH3COO + CH3COOH =>
3 CH3COO{-} + Fe{+3} + 2 H2O = Fe(OH)2CH3COO + 2 CH3COOH
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
MnO2 + HCl = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
Na2HPO4 + KOH = K3PO4 + Na3PO4 + H2O =>
3 Na2HPO4 + 3 KOH = K3PO4 + 2 Na3PO4 + 3 H2O
C12H22O11 + NO3{-} = N2 + CO2 + H2O + OH{-} =>
5 C12H22O11 + 48 NO3{-} = 24 N2 + 60 CO2 + 31 H2O + 48 OH{-}
Fe2(SO4)3 + SCN = Fe(SCN)3 + SO4 =>
Fe2(SO4)3 + 6 SCN = 2 Fe(SCN)3 + 3 SO4
AgCl(s) + NH(aq) = Ag(NH) + Cl(aq) =>
AgCl(s) + NH(aq) = Ag(NH) + Cl(aq)
K2SO3(aq) + H2SO4(aq) = K2SO4(aq) + H2O + SO2(g) =>
K2SO3(aq) + H2SO4(aq) = K2SO4(aq) + H2O + SO2(g)
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
Pb + H3PO4 = H2 + Pb3(PO4)2 =>
3 Pb + 2 H3PO4 = 3 H2 + Pb3(PO4)2
Mn2O7 + H2O = MnO + O7H2 =>
6 Mn2O7 + 5 H2O = 12 MnO + 5 O7H2
SnCl2 + K2(Cr2O7) + HCl = SnCl4 + CrCl3 + KCl + H2O =>
3 SnCl2 + K2(Cr2O7) + 14 HCl = 3 SnCl4 + 2 CrCl3 + 2 KCl + 7 H2O
MnO2 + HCl = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
KNO3 + KOH + Cr2O3 = K2CrO4 + KNO2 + H2 =>
KNO3 + 4 KOH + Cr2O3 = 2 K2CrO4 + KNO2 + 2 H2
Ca4C2 + H2O = Ca(OH)2 + CH4 =>
Ca4C2 + 8 H2O = 4 Ca(OH)2 + 2 CH4
Bi(NO3) + S + H2 = Bi2S3 + HNO3 =>
2 Bi(NO3) + 3 S + H2 = Bi2S3 + 2 HNO3
CH4 + F2 = CH3F + FH =>
CH4 + F2 = CH3F + FH
Al(s) + H2O(s) = Al(OH)3 + H2 =>
2 Al(s) + 6 H2O(s) = 2 Al(OH)3 + 3 H2
C2H5OH + NaClO = NaCl + CH3CHO + H2O =>
C2H5OH + NaClO = NaCl + CH3CHO + H2O
Bi2O3 + Na(OH) + NaClO = Na4Bi2O7 + NaCl + H2O =>
Bi2O3 + 4 Na(OH) + 2 NaClO = Na4Bi2O7 + 2 NaCl + 2 H2O
PbSO4 + NH4CH3CO2 = Pb(CH3CO2) + NH4SO4 =>
PbSO4 + NH4CH3CO2 = Pb(CH3CO2) + NH4SO4
Li(s) + NaOH(l) = Na + LiOH =>
Li(s) + NaOH(l) = Na + LiOH
Bi2O3 + Na(OH) + NaClO = Na4Bi2O7 + NaCl + H2O =>
Bi2O3 + 4 Na(OH) + 2 NaClO = Na4Bi2O7 + 2 NaCl + 2 H2O
SO3 + CrO4 = SO4 + CrO2 =>
2 SO3 + CrO4 = 2 SO4 + CrO2
(ZnOH)2CO3 = H2O + ZnO + CO2 =>
(ZnOH)2CO3 = H2O + 2 ZnO + CO2
PaI5(s) = Pa(s) + I2(l) =>
2 PaI5(s) = 2 Pa(s) + 5 I2(l)
K4[Fe(SCN)6] + Cl2 = K3[Fe(SCN)6] + KCl =>
2 K4[Fe(SCN)6] + Cl2 = 2 K3[Fe(SCN)6] + 2 KCl
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Équations équilibrées sur12/25/24
Équations équilibrées sur01/24/24
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