| Équations équilibrées la veille | Équations équilibrées le lendemain |
C4H8 + 4 Cl2 = 4 C + 8 HCl
Na + N2 = Na1N =>
2 Na + N2 = 2 Na1N
C6H5OH + H2O2 = C6H4(OH)2 + H2O =>
C6H5OH + H2O2 = C6H4(OH)2 + H2O
HSO3{-} + IO3{-} + OH{-} = SO4{2-} + I{-} + H2O =>
3 HSO3{-} + IO3{-} + 3 OH{-} = 3 SO4{2-} + I{-} + 3 H2O
IO3{-} + S2O3{2-} + H{+} = S4O6{2-} + I{-} + H2O =>
IO3{-} + 6 S2O3{2-} + 6 H{+} = 3 S4O6{2-} + I{-} + 3 H2O
Cr2O7 + H2O = Cr(OH)6 + OH =>
Cr2O7 + 7 H2O = 2 Cr(OH)6 + 2 OH
C4H8(OH)2 + Cu(OH2) = C4H8 + Cu2O + H2O =>
C4H8(OH)2 + 2 Cu(OH2) = C4H8 + Cu2O + 3 H2O
Ba(NO3)2 + NaHSO3 = Ba(OH)2 + Na(NO3) + SO2 =>
Ba(NO3)2 + 2 NaHSO3 = Ba(OH)2 + 2 Na(NO3) + 2 SO2
C6H7Cl2N + NaOH = C6H6ClN + NaCl + H2O =>
C6H7Cl2N + NaOH = C6H6ClN + NaCl + H2O
Sn3(PO4)4 + Na2CO3 = Sn(CO3)2 + Na3PO4 =>
Sn3(PO4)4 + 6 Na2CO3 = 3 Sn(CO3)2 + 4 Na3PO4
C12H22O11 + H2O = C6H12O6 =>
C12H22O11 + H2O = 2 C6H12O6
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
SiCl4 + H2 = Si + HCl =>
SiCl4 + 2 H2 = Si + 4 HCl
LiCl(aq) + AgClO3(aq) = LiClO3 + AgCl =>
LiCl(aq) + AgClO3(aq) = LiClO3 + AgCl
HCOH + [Ag(NH3)2]OH = Ag + (NH4)2CO3 + H2O + NH3 =>
HCOH + 4[Ag(NH3)2]OH = 4 Ag + (NH4)2CO3 + 2 H2O + 6 NH3
MnO2 + Al = Al2O3 + Mn =>
3 MnO2 + 4 Al = 2 Al2O3 + 3 Mn
Ba(NO3)2 + Na2SO4 = BaSO4 + NaNO3 =>
Ba(NO3)2 + Na2SO4 = BaSO4 + 2 NaNO3
BaCl2 + K2Cr2O7 + H2O = BaCrO4 + HCl + KCl =>
2 BaCl2 + K2Cr2O7 + H2O = 2 BaCrO4 + 2 HCl + 2 KCl
Cl2 + CrI3 + KOH = K2CrO4 + KIO4 + H2O + KCl =>
27 Cl2 + 2 CrI3 + 64 KOH = 2 K2CrO4 + 6 KIO4 + 32 H2O + 54 KCl
HNO2(aq) + Ba(OH)2(aq) = Ba(NO2)2 + HOH =>
2 HNO2(aq) + Ba(OH)2(aq) = Ba(NO2)2 + 2 HOH
Na2CO3 + CH3COOH = NaCH3COO + H2O + CO2 =>
Na2CO3 + 2 CH3COOH = 2 NaCH3COO + H2O + CO2
Al + Cd(NO2)2 = Cd + Al(NO2)3 =>
2 Al + 3 Cd(NO2)2 = 3 Cd + 2 Al(NO2)3
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
KMgO4 + H2SO4 + K2SO3 = MgSO4 + K2SO4 + H2O =>
2 KMgO4 + 3 H2SO4 + 5 K2SO3 = 2 MgSO4 + 6 K2SO4 + 3 H2O
Na2SO4 + PbSO4 + I{-} = PbI2 + Na2(SO4)2{-2} =>
Na2SO4 + PbSO4 + 2 I{-} = PbI2 + Na2(SO4)2{-2}
Ni2[Fe(CN)6] + NH3 = [Ni(NH3)6]2[Fe(CN)6] =>
Ni2[Fe(CN)6] + 12 NH3 = [Ni(NH3)6]2[Fe(CN)6]
H2(SO4) + NaHCO3 = Na2(SO4) + CO2 + H2O =>
H2(SO4) + 2 NaHCO3 = Na2(SO4) + 2 CO2 + 2 H2O
Na2S + Cu(C2H3O2)2 = NaC2H3O2 + CuS =>
Na2S + Cu(C2H3O2)2 = 2 NaC2H3O2 + CuS
Cu2O + C = Cu + CO =>
Cu2O + C = 2 Cu + CO
C12H22O11 + H2O = C6H12O6 =>
C12H22O11 + H2O = 2 C6H12O6
(NH4)2SO4 + Ba(OH)2 = BaSO4 + NH4OH =>
(NH4)2SO4 + Ba(OH)2 = BaSO4 + 2 NH4OH
C3H5O3{-} = C3H5O2{-} + C2H3O2{-} + CO2 + H2 =>
2 C3H5O3{-} = C3H5O2{-} + C2H3O2{-} + CO2 + H2
KMgO4 + K2SO3 + H2SO4 = MgSO4 + K2SO4 + H2O =>
2 KMgO4 + 5 K2SO3 + 3 H2SO4 = 2 MgSO4 + 6 K2SO4 + 3 H2O
Fe2 + AgC2H3O2 = FeC2H3O2 + Ag =>
Fe2 + 2 AgC2H3O2 = 2 FeC2H3O2 + 2 Ag
SrN6 + P3N5 = SrP8N14 + N2 =>
3 SrN6 + 8 P3N5 = 3 SrP8N14 + 8 N2
H3PO4 + Zn = Zn3(PO4) + H2 =>
2 H3PO4 + 6 Zn = 2 Zn3(PO4) + 3 H2
Ca + S = CaS =>
Ca + S = CaS
HgNO3 + Mg = MgNO3 + Hg =>
HgNO3 + Mg = MgNO3 + Hg
KMnO4 + Na2SO4 + H2O = MnO2Na2SO4 + KOH + O1 =>
2 KMnO4 + 2 Na2SO4 + H2O = 2 MnO2Na2SO4 + 2 KOH + 3 O1
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Zn + (CaOH)2 = ZnOH + Ca =>
2 Zn + (CaOH)2 = 2 ZnOH + 2 Ca
Sn{2+} + H2O = Sn(OH)2 + H{+} =>
Sn{2+} + 2 H2O = Sn(OH)2 + 2 H{+}
[Cu(NH3)4(H2O)2](aq) + H2SO4 = CuSO4 + (NH4)2SO4 + H3O =>
[Cu(NH3)4(H2O)2](aq) + 3 H2SO4 = CuSO4 + 2(NH4)2SO4 + 2 H3O
CaCO3 + H2O2 = CaO2 + CO2 + H2O =>
CaCO3 + H2O2 = CaO2 + CO2 + H2O
K2Cr2O7 + NH3 + H2SO4 = Cr2(SO4)3 + K2SO4 + NO2 + H2O =>
7 K2Cr2O7 + 6 NH3 + 28 H2SO4 = 7 Cr2(SO4)3 + 7 K2SO4 + 6 NO2 + 37 H2O
NaReO4 + HBr = ReBr2 + Br2 + NaBr + H2O =>
2 NaReO4 + 16 HBr = 2 ReBr2 + 5 Br2 + 2 NaBr + 8 H2O
CH3CH2COOH + CH3OH = CH3CH2COOCH3 + H2O =>
CH3CH2COOH + CH3OH = CH3CH2COOCH3 + H2O
Na + Cl = NaCl =>
Na + Cl = NaCl
Ba(OH)2 + NO2 = Ba(NO3)2 + Ba(NO2)2 + H2O =>
2 Ba(OH)2 + 4 NO2 = Ba(NO3)2 + Ba(NO2)2 + 2 H2O
Y2O3 + NH4HF2 = YF3 + NH3 + H2O =>
Y2O3 + 3 NH4HF2 = 2 YF3 + 3 NH3 + 3 H2O
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Équations équilibrées sur12/22/24
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