| Équations équilibrées la veille | Équations équilibrées le lendemain |
C2H4 + 3 O2 = 2 CO2 + 2 H2O
C2H5OH + H{+} + Cr2O7{2-} = CH3COOH + H2O + Cr{3+} =>
3 C2H5OH + 16 H{+} + 2 Cr2O7{2-} = 3 CH3COOH + 11 H2O + 4 Cr{3+}
H3C6H5O7 = H{+} + C6H5O7{-3} =>
H3C6H5O7 = 3 H{+} + C6H5O7{-3}
Zn + NaOH + H2O = Na2[Zn(OH)4] + H =>
Zn + 2 NaOH + 2 H2O = Na2[Zn(OH)4] + 2 H
HCl + CuZn = CuCl2 + H2Zn =>
2 HCl + CuZn = CuCl2 + H2Zn
P2S3 + Cl2 = PCl5 + S =>
P2S3 + 5 Cl2 = 2 PCl5 + 3 S
CuS + HCl = H2[CuCl4] + H2S =>
CuS + 4 HCl = H2[CuCl4] + H2S
K2SO4 + HCl = H2SO4 + KCl =>
K2SO4 + 2 HCl = H2SO4 + 2 KCl
Ag2SO4 + BaCl2 = BaSO4 + AgCl =>
Ag2SO4 + BaCl2 = BaSO4 + 2 AgCl
KNO2 + NaI + H2SO4 = I2 + NO + K2SO4 + Na2SO4 + H2O =>
2 KNO2 + 2 NaI + 2 H2SO4 = I2 + 2 NO + K2SO4 + Na2SO4 + 2 H2O
Al + Sn3(PO4)4 = Sn + AlPO4 =>
4 Al + Sn3(PO4)4 = 3 Sn + 4 AlPO4
FeSO4 + H2SO4 = Fe2(SO4)3 + H2O + SO2 =>
2 FeSO4 + 2 H2SO4 = Fe2(SO4)3 + 2 H2O + SO2
C2H5OH + O2 = C2 + H2O =>
C2H5OH + O2 = C2 + 3 H2O
SO3(g) + H2O(l) = H2SO4(g) =>
SO3(g) + H2O(l) = H2SO4(g)
K2SO4 + Ca(CN)2 = CaSO4 + KCN =>
K2SO4 + Ca(CN)2 = CaSO4 + 2 KCN
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
C2H5OH + O2 = CH3CHO + H2O =>
2 C2H5OH + O2 = 2 CH3CHO + 2 H2O
CrO7{2-} + SO3{2-} + H{+} = Cr{3+} + SO4{2-} + H2O =>
2 CrO7{2-} + 9 SO3{2-} + 10 H{+} = 2 Cr{3+} + 9 SO4{2-} + 5 H2O
HNO3(aq) + Ba(s) = Ba(NO3)2(aq) + H2 =>
2 HNO3(aq) + Ba(s) = Ba(NO3)2(aq) + H2
Ba + TiCl3 = Ti + BaCl2 =>
3 Ba + 2 TiCl3 = 2 Ti + 3 BaCl2
KReO4 + KI + HF = K2ReF6 + KF + I2 + H2O =>
2 KReO4 + 6 KI + 16 HF = 2 K2ReF6 + 4 KF + 3 I2 + 8 H2O
Ca3(PO4)2 + Al = Ca3P2 + AlO =>
Ca3(PO4)2 + 8 Al = Ca3P2 + 8 AlO
Ca + N2 + H2O = Ca(OH)2 + NH4 =>
4 Ca + N2 + 8 H2O = 4 Ca(OH)2 + 2 NH4
CuSO4 + LiOH = Cu(OH)2 + Li2SO4 =>
CuSO4 + 2 LiOH = Cu(OH)2 + Li2SO4
Li2CO3 + Na2CO3 + Nb2O5 + SrCO3 + TiO2 = Li216Na1584Nb1800O5400Sr200Ti200O600 + CO2 =>
108 Li2CO3 + 792 Na2CO3 + 900 Nb2O5 + 200 SrCO3 + 200 TiO2 = Li216Na1584Nb1800O5400Sr200Ti200O600 + 1100 CO2
Ca3(PO4)2 + Cl2 = CaCl2 + PO4 =>
Ca3(PO4)2 + 3 Cl2 = 3 CaCl2 + 2 PO4
NiSO4 + H3BO3 = NiBO3 + H2SO4 + H =>
NiSO4 + H3BO3 = NiBO3 + H2SO4 + H
PBr3 + H2O + Cl2 = H3PO4 + HCl + HBr =>
PBr3 + 4 H2O + Cl2 = H3PO4 + 2 HCl + 3 HBr
ZnH2 + H2O = H2 + ZnOH =>
2 ZnH2 + 2 H2O = 3 H2 + 2 ZnOH
CH3CH2CH2CHO + CH2O = CH3CH2C(CH2OH)2CHO =>
CH3CH2CH2CHO + 2 CH2O = CH3CH2C(CH2OH)2CHO
Na2SO4 + FeCl3 = Fe2(SO4)3 + NaCl =>
3 Na2SO4 + 2 FeCl3 = Fe2(SO4)3 + 6 NaCl
MgSO4 + NaS = MgS + NaSO4 =>
MgSO4 + NaS = MgS + NaSO4
AgF + CH3COOH = CH3COOAg + HF =>
AgF + CH3COOH = CH3COOAg + HF
Na + NH3 = NaNH2 + H22 =>
22 Na + 22 NH3 = 22 NaNH2 + H22
MgSO4 + Na2HPO4NH4OH = MgNH4PO4 + Na2SO4 + H2O =>
MgSO4 + Na2HPO4NH4OH = MgNH4PO4 + Na2SO4 + H2O
CaCo3 = (Co3) + Ca =>
CaCo3 = (Co3) + Ca
SeO + O2 = SeO2 =>
2 SeO + O2 = 2 SeO2
FeS + H2SO4 = H2S + FeSO4 =>
FeS + H2SO4 = H2S + FeSO4
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
[Co(NH3)4Cl2]Cl + NH3 = [Co(NH3)5Cl]Cl2 =>
[Co(NH3)4Cl2]Cl + NH3 = [Co(NH3)5Cl]Cl2
Li + H2SiO3 = H2 + LiSiO3 =>
Li + H2SiO3 = H2 + LiSiO3
Mg(HCO3)2 + H{+} = Mg{+2} + H2CO3 =>
Mg(HCO3)2 + 2 H{+} = Mg{+2} + 2 H2CO3
Cl2 + NaBr = NaCl + Br =>
Cl2 + 2 NaBr = 2 NaCl + 2 Br
NH3 + HNO3 = NH4NO3 =>
NH3 + HNO3 = NH4NO3
HNO3 + K2SiO3 = KNO3 + H2SiO3 =>
2 HNO3 + K2SiO3 = 2 KNO3 + H2SiO3
C5H11OH + KMnO4 + H2O = C5H12 + MnO4 + KOH =>
C5H11OH + 2 KMnO4 + H2O = C5H12 + 2 MnO4 + 2 KOH
VCIO3 = VCI + O2 =>
2 VCIO3 = 2 VCI + 3 O2
Cu + H2SO4 = Cu4SO4 + H2O + SO2 =>
4 Cu + 2 H2SO4 = Cu4SO4 + 2 H2O + SO2
NaC1 + H2SO4 = NaHSO4 + HC1 =>
NaC1 + H2SO4 = NaHSO4 + HC1
MnCl2 + NH4OH = MnO + NH4Cl + H2O =>
MnCl2 + 2 NH4OH = MnO + 2 NH4Cl + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/24/24
Équations équilibrées sur12/24/23
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