| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 KNO2 + K2C2O4 + 4 HCl = 4 KCl + 2 H2O + 2 NO + 2 CO2
Na + S2 = Na2S =>
4 Na + S2 = 2 Na2S
C6H5CH3 + O2 = C8H18 + CO2 =>
9 C6H5CH3 + 31 O2 = 4 C8H18 + 31 CO2
(CN)2 + HClO + NaOH = Na2CO3 + H2O + N2 + NaCl =>
(CN)2 + 4 HClO + 8 NaOH = 2 Na2CO3 + 6 H2O + N2 + 4 NaCl
H2O + As2S3 + NO3{-} = AsO4{-3} + SO4{-2} + NO + H3O{+} =>
12 H2O + 3 As2S3 + 28 NO3{-} = 6 AsO4{-3} + 9 SO4{-2} + 28 NO + 8 H3O{+}
Cr(OH)4 + H2O2 = CrO4{2-} + H{+} + H2O =>
Cr(OH)4 + H2O2 = CrO4{2-} + 2 H{+} + 2 H2O
AlCl3*6H2O = Al(OH)Cl2 + HCl + H2O =>
AlCl3*6H2O = Al(OH)Cl2 + HCl + 5 H2O
H2SO4 + NaCl = NaSO4 + HCl + H =>
H2SO4 + NaCl = NaSO4 + HCl + H
Zn + AgNO3 = ZnNO3 + Ag =>
Zn + AgNO3 = ZnNO3 + Ag
C6H5CH3 + O2 = C6H5CO2H + H2O =>
2 C6H5CH3 + 3 O2 = 2 C6H5CO2H + 2 H2O
C4H8 + Cl2 = C + HCl =>
C4H8 + 4 Cl2 = 4 C + 8 HCl
OH{-} = H2O + O2 + e =>
4 OH{-} = 2 H2O + O2 + 4e
HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O
MnO4 + H{+} + FeSO3 = Mn{2+} + HSO4{-} + Fe{3+} + H2O =>
MnO4 + 6 H{+} + 2 FeSO3 = Mn{2+} + 2 HSO4{-} + 2 Fe{3+} + 2 H2O
KMnO4 + H2SO4 + Br = HBrO4 + K2SO4 + MnSO4 + H2O =>
14 KMnO4 + 21 H2SO4 + 10 Br = 10 HBrO4 + 7 K2SO4 + 14 MnSO4 + 16 H2O
O2 + Pb = PbO2 =>
O2 + Pb = PbO2
Co(NO3)2*6H2O + Al(NO3)3 + C = CoAlC + CO2 + NO2 + H2O =>
2 Co(NO3)2*6H2O + 2 Al(NO3)3 + 7 C = 2 CoAlC + 5 CO2 + 10 NO2 + 12 H2O
KMnO4 + H3PO3 + HNO3 = H3PO4 + MnNO3 + KNO3 + H2O =>
KMnO4 + 3 H3PO3 + 2 HNO3 = 3 H3PO4 + MnNO3 + KNO3 + H2O
FeC2O4*2H2O = FeO + CO2 + H2O + CO =>
FeC2O4*2H2O = FeO + CO2 + 2 H2O + CO
CuSo4(aq) + Fe = Fe2(So4)3(aq) + Cu(s) =>
3 CuSo4(aq) + 2 Fe = Fe2(So4)3(aq) + 3 Cu(s)
NaOH + Fe(NO3) = Na(NO3) + OHFe =>
NaOH + Fe(NO3) = Na(NO3) + OHFe
C6H5CH3 + O2 = C8H18 + CO2 =>
9 C6H5CH3 + 31 O2 = 4 C8H18 + 31 CO2
Zn + AgNO3 = ZnNO3 + Ag =>
Zn + AgNO3 = ZnNO3 + Ag
AgNO3(aq) + Zn(s) = Ag(s) + Zn(NO3) =>
AgNO3(aq) + Zn(s) = Ag(s) + Zn(NO3)
Al(OH)3 + HCl = AlCl3 + H2O =>
Al(OH)3 + 3 HCl = AlCl3 + 3 H2O
O3 = O2 =>
2 O3 = 3 O2
BrCH2CH2CH2Br = CH2CHCH2Br + HBr =>
BrCH2CH2CH2Br = CH2CHCH2Br + HBr
Fe(OH)3 + CuSO4 = Fe2(SO4)3 + Cu(OH)2 =>
2 Fe(OH)3 + 3 CuSO4 = Fe2(SO4)3 + 3 Cu(OH)2
CuCl2 + CH3COO = Cu(CH3COO)2 + Cl2 =>
CuCl2 + 2 CH3COO = Cu(CH3COO)2 + Cl2
C6H5CH3 + O2 = C8H18 + CO2 =>
9 C6H5CH3 + 31 O2 = 4 C8H18 + 31 CO2
Cr + AlCl3 = CrCl2 + Al =>
3 Cr + 2 AlCl3 = 3 CrCl2 + 2 Al
CuSO4 + Fe = Fe3SO4 + Cu2 =>
2 CuSO4 + 6 Fe = 2 Fe3SO4 + Cu2
Co(s) + HCl = CoCl3 + H2(g) =>
2 Co(s) + 6 HCl = 2 CoCl3 + 3 H2(g)
Ca2CO3 + H2SO4 = CO2 + H2O + Ca2SO4 =>
Ca2CO3 + H2SO4 = CO2 + H2O + Ca2SO4
ClMnO2 + HCl = MnCl2 + H2O + Cl2 =>
2 ClMnO2 + 8 HCl = 2 MnCl2 + 4 H2O + 3 Cl2
CH3CH2O + [Ag(NH3)2]OH = CH3CH2COONH4 + H2O + Ag + NH3 =>
3 CH3CH2O + 5[Ag(NH3)2]OH = 2 CH3CH2COONH4 + 4 H2O + 5 Ag + 8 NH3
H2SO4 + NaHSO3 + KMnO4 = K2SO4 + Na2SO4 + MnSO4 + H2O =>
H2SO4 + 10 NaHSO3 + 4 KMnO4 = 2 K2SO4 + 5 Na2SO4 + 4 MnSO4 + 6 H2O
C6H5CH3 + O2 = C8H18 + CO2 =>
9 C6H5CH3 + 31 O2 = 4 C8H18 + 31 CO2
Fe2{+} + MnO4 + H = Fe3{+} + Mn2{+} + H2O =>
3 Fe2{+} + 2 MnO4 + 16 H = 2 Fe3{+} + Mn2{+} + 8 H2O
NiNO3 = Ni + NO3 =>
NiNO3 = Ni + NO3
Zn + AgNO3 = ZnNO3 + Ag =>
Zn + AgNO3 = ZnNO3 + Ag
Na3[Co(NO2)6] + NH4Cl = (NH4)2Na[Co(NO2)6] + NaCl =>
Na3[Co(NO2)6] + 2 NH4Cl = (NH4)2Na[Co(NO2)6] + 2 NaCl
KCIO3 = KCI + O2 =>
2 KCIO3 = 2 KCI + 3 O2
Hg2Cl + NH3 = HgNH2Cl + Hg + NH4Cl =>
2 Hg2Cl + 2 NH3 = HgNH2Cl + 3 Hg + NH4Cl
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
MgCl + NaI = NaCl + MgI =>
MgCl + NaI = NaCl + MgI
C2H6O + H2O = CO2 + H2 =>
C2H6O + 3 H2O = 2 CO2 + 6 H2
MgCl2 + NaOH = Mg(OH)2 + NaCl =>
MgCl2 + 2 NaOH = Mg(OH)2 + 2 NaCl
Na2CO3 + H2O + CaOH2 = NaOH + CaCO3 + H2 =>
Na2CO3 + H2O + CaOH2 = 2 NaOH + CaCO3 + H2
Li + Sn(NO3)2 = Li(NO3)2 + Sn =>
Li + Sn(NO3)2 = Li(NO3)2 + Sn
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/18/23
Équations équilibrées sur01/17/23
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