| Équations équilibrées la veille | Équations équilibrées le lendemain |
H2O2 + 2 I = O2 + 2 HI
SIO + C = CSI + CO =>
SIO + 2 C = CSI + CO
O + C4H6 = CO2 + H2O =>
11 O + C4H6 = 4 CO2 + 3 H2O
AgNO3 + CrBr = AgBr + CrNO3 =>
AgNO3 + CrBr = AgBr + CrNO3
CO + Co2O3 = CO2 + Co =>
3 CO + Co2O3 = 3 CO2 + 2 Co
CH3CH2SH + Hg{+2} = CH3CH2SHgSCH2CH3 + H{+} =>
2 CH3CH2SH + Hg{+2} = CH3CH2SHgSCH2CH3 + 2 H{+}
HI(s) = H2(g) + I2(g) =>
2 HI(s) = H2(g) + I2(g)
Cu(s) + O2(s) = CuO =>
2 Cu(s) + O2(s) = 2 CuO
Na2CO3 + HCl = NaCl + CO2 + H2O =>
Na2CO3 + 2 HCl = 2 NaCl + CO2 + H2O
CH4 + CI = CH3CI + HCI =>
CH4 + 2 CI = CH3CI + HCI
H2SO4 + Na = H2 + Na2SO4 =>
H2SO4 + 2 Na = H2 + Na2SO4
Al2O3 + NH4Cl = AlCl3 + H2O + NH3 =>
Al2O3 + 6 NH4Cl = 2 AlCl3 + 3 H2O + 6 NH3
Na3 = Na =>
Na3 = 3 Na
CoO + O2 = Co2O3 =>
4 CoO + O2 = 2 Co2O3
CoCO3 + LiOH = LiCoO2 + CO2 + H2 =>
2 CoCO3 + 2 LiOH = 2 LiCoO2 + 2 CO2 + H2
NH3 + H3BO3 = NH4BO2 + H2O =>
NH3 + H3BO3 = NH4BO2 + H2O
C6H10 + KMnO4 + H2SO4 = C6H8O7 + MnSO4 + K2SO4 + H2O =>
5 C6H10 + 16 KMnO4 + 24 H2SO4 = 5 C6H8O7 + 16 MnSO4 + 8 K2SO4 + 29 H2O
FeOHCl + HNO3 = Fe(NO3)2 + HCl + H2O =>
FeOHCl + 2 HNO3 = Fe(NO3)2 + HCl + H2O
O2 + C8H18O5 = CO2 + H2O =>
10 O2 + C8H18O5 = 8 CO2 + 9 H2O
C7H7NO2 + C4H6O3 = C9H8NO2 + H3O + CH3COO =>
3 C7H7NO2 + 4 C4H6O3 = 3 C9H8NO2 + 2 H3O + 5 CH3COO
Mg(HCO3)2 + Ca(OH)2 = MgCO3 + CaCO3 + H2O =>
Mg(HCO3)2 + Ca(OH)2 = MgCO3 + CaCO3 + 2 H2O
MnSO4 + PbO2 + HNO3 = Pb(NO3)2 + Mn(SO4)2 + Mn(NO3)2 + H2O =>
2 MnSO4 + PbO2 + 4 HNO3 = Pb(NO3)2 + Mn(SO4)2 + Mn(NO3)2 + 2 H2O
K2Cr2O7 + H2SO4 + HCl = K2SO4 + Cr2(SO4)3 + Cl + H2O =>
K2Cr2O7 + 4 H2SO4 + 6 HCl = K2SO4 + Cr2(SO4)3 + 6 Cl + 7 H2O
H2O + As2S3 + NO3{-} = HAsO4{2-} + S + NO2{-} + H{+} =>
3 H2O + As2S3 + 5 NO3{-} = 2 HAsO4{2-} + 3 S + 5 NO2{-} + 4 H{+}
Hg2 + CrO4 = Hg2CrO4 =>
Hg2 + CrO4 = Hg2CrO4
H2S + HNO3 = SO4 + NO + H2O =>
3 H2S + 10 HNO3 = 3 SO4 + 10 NO + 8 H2O
Co(NH3)2 + KSCN = Co(SCN)2 + KNH3 =>
Co(NH3)2 + 2 KSCN = Co(SCN)2 + 2 KNH3
CH3COOH + NaOH = NaCH3COO + H2O =>
CH3COOH + NaOH = NaCH3COO + H2O
Na2V4O9 + Na2Cr2O7 + H2SO4 = HVO3 + Cr2(SO4)3 + Na2SO4 + H2O =>
3 Na2V4O9 + 2 Na2Cr2O7 + 11 H2SO4 = 12 HVO3 + 2 Cr2(SO4)3 + 5 Na2SO4 + 5 H2O
HCl(aq) + Ca(s) = CaCl + H2 =>
2 HCl(aq) + 2 Ca(s) = 2 CaCl + H2
Se + NaOH = Na2Se + Na2SeO3 + H2O =>
3 Se + 6 NaOH = 2 Na2Se + Na2SeO3 + 3 H2O
Cu + NO3{-} + H{+} = Cu{2+} + NO + H2O =>
3 Cu + 2 NO3{-} + 8 H{+} = 3 Cu{2+} + 2 NO + 4 H2O
Na2SO3 + KClO3 = Na2SO4 + KCl =>
3 Na2SO3 + KClO3 = 3 Na2SO4 + KCl
CdSO4 + BaCl2 = CdCl2 + BaSO4 =>
CdSO4 + BaCl2 = CdCl2 + BaSO4
C6O6H12 + O2 = CO2 + H2O =>
C6O6H12 + 6 O2 = 6 CO2 + 6 H2O
Zn + H({+}1)NO3({-}1) = Zn(({+}2)NO3({-}1))2 + H2O + NH4({+}1)NO3({-}1) =>
4 Zn + 10 H({+}1)NO3({-}1) = 4 Zn(({+}2)NO3({-}1))2 + 3 H2O + NH4({+}1)NO3({-}1)
Zn(OH)2 + HCl = (H2O)2 + ZnCl2 =>
Zn(OH)2 + 2 HCl = (H2O)2 + ZnCl2
Cu + HNO3 = (Cu(NO3)2) + NO + H2O2 =>
Cu + 4 HNO3 = (Cu(NO3)2) + 2 NO + 2 H2O2
Pb(NO3)2 + K3Fe(CN)6 = Pb3(Fe(CN)6)2 + K(NO3) =>
3 Pb(NO3)2 + 2 K3Fe(CN)6 = Pb3(Fe(CN)6)2 + 6 K(NO3)
SB2S3 + O2 = SB02 + SO =>
2 SB2S3 + 3 O2 = 2 SB02 + 6 SO
(NH4)2CO3 + K2CrO4 = K2(NH4)2 + CrO4CO3 =>
(NH4)2CO3 + K2CrO4 = K2(NH4)2 + CrO4CO3
Cr(NO)3 + NaClO + NaOH = Na2CrO4 + NaCl + H2O + NaNO3 =>
2 Cr(NO)3 + 15 NaClO + 10 NaOH = 2 Na2CrO4 + 15 NaCl + 5 H2O + 6 NaNO3
Na3PO4 + AlF3 = NaF + Al(PO4) =>
Na3PO4 + AlF3 = 3 NaF + Al(PO4)
Pb + H2SO4 = Pb(H2SO4) =>
Pb + H2SO4 = Pb(H2SO4)
Y2O2S + ZnSO4 = Y2O3 + ZnO + SO2 =>
Y2O2S + 3 ZnSO4 = Y2O3 + 3 ZnO + 4 SO2
IO3{-} + H3AsO3 + Cl = ICl2{-} + H3AsO4 =>
IO3{-} + 3 H3AsO3 + 2 Cl = ICl2{-} + 3 H3AsO4
CH3NH2 + HCN = NH3 + CH3CN =>
CH3NH2 + HCN = NH3 + CH3CN
Co(NO3)2*6H2O + Al(NO3)3*9H2O + NH3 = CoAl2O4 + NO2 + H2O =>
7 Co(NO3)2*6H2O + 14 Al(NO3)3*9H2O + 8 NH3 = 7 CoAl2O4 + 64 NO2 + 180 H2O
CH4 + SO4{-2} + H{+} = S + CO2 + H2O =>
3 CH4 + 4 SO4{-2} + 8 H{+} = 4 S + 3 CO2 + 10 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/18/25
Équations équilibrées sur03/20/24
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