| Équations équilibrées la veille |
2 KMnO4 + 5 Fe + 8 H2SO4 = 2 MnSO4 + 5 FeSO4 + K2SO4 + 8 H2O
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
C8H9NO2 + NaOH + C2H5I = C10H13NO2 + NaI + H2O =>
C8H9NO2 + NaOH + C2H5I = C10H13NO2 + NaI + H2O
Li2SO4 + FeBr2 = LiBr + FeSO4 =>
Li2SO4 + FeBr2 = 2 LiBr + FeSO4
CuCO3 + Mg = MgCO3 + Cu =>
CuCO3 + Mg = MgCO3 + Cu
Na + N2 + O2 = NaNO3 =>
2 Na + N2 + 3 O2 = 2 NaNO3
SO2 + Li2Se = SSe2 + Li2O =>
SO2 + 2 Li2Se = SSe2 + 2 Li2O
Fe + K4(Fe(CN)6) = Fe4(Fe(CN)6)3 + K =>
4 Fe + 3 K4(Fe(CN)6) = Fe4(Fe(CN)6)3 + 12 K
Co(NO3)2(aq) + Na(s) = Co2 + NaNO3 =>
2 Co(NO3)2(aq) + 4 Na(s) = Co2 + 4 NaNO3
CO3{2-} + NO3{-} + As2Se3 = AsO4{3-} + SeO4{2-} + NO2{-} + CO2 =>
6 CO3{2-} + 14 NO3{-} + As2Se3 = 2 AsO4{3-} + 3 SeO4{2-} + 14 NO2{-} + 6 CO2
KC2H3O2 + NH4Cl = KCl + NH4C2H3O2 =>
KC2H3O2 + NH4Cl = KCl + NH4C2H3O2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
BaSO4 + Mg = MgO + BaO + SO2 =>
BaSO4 + Mg = MgO + BaO + SO2
BaO + HCl = BaCl2 + H2O =>
BaO + 2 HCl = BaCl2 + H2O
K2CrO4(aq) + CaCl2(aq) = KCl(aq) + CaCrO4(aq) =>
K2CrO4(aq) + CaCl2(aq) = 2 KCl(aq) + CaCrO4(aq)
Ni + HCl = NiCl2 + H2 =>
Ni + 2 HCl = NiCl2 + H2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
NaAlSiO4 + SiO2 = NaAl(SiO3)2 =>
NaAlSiO4 + SiO2 = NaAl(SiO3)2
Zn + HCl = ZnCl2 + H2 = =>
Zn + 2 HCl = ZnCl2 + H2
CoS2 = Co + S =>
CoS2 = Co + 2 S
Sn3N4 = Sn4 + N3 =>
12 Sn3N4 = 9 Sn4 + 16 N3
KHS + H2O = KOH + SH2 =>
KHS + H2O = KOH + SH2
Ba(NO3)2(s) = BaO(s) + N2(g) + O2(g) =>
2 Ba(NO3)2(s) = 2 BaO(s) + 2 N2(g) + 5 O2(g)
Cu(OH)2 + HCI = CuOHCI + H2O =>
Cu(OH)2 + HCI = CuOHCI + H2O
H2SO4 + Fe2O3 = Fe2(SO4)3 + H2O =>
3 H2SO4 + Fe2O3 = Fe2(SO4)3 + 3 H2O
C7H10N + O2 = CO2 + H2O + NO2 = =>
2 C7H10N + 21 O2 = 14 CO2 + 10 H2O + 2 NO2
CO2(g) + H2O(l) + NH3(g) = NH4HCO3 =>
CO2(g) + H2O(l) + NH3(g) = NH4HCO3
Zn(OH)2 + NH3 = (Zn(NH3)4)(OH)2 =>
Zn(OH)2 + 4 NH3 = (Zn(NH3)4)(OH)2
Sr(OH)2 + Na = Na(OH) + Sr =>
Sr(OH)2 + 2 Na = 2 Na(OH) + Sr
CH3CH2CH2OH + H2O = CH3CH2CH2O + H3O =>
CH3CH2CH2OH + H2O = CH3CH2CH2O + H3O
CuCl + I2 = ICl + Cu =>
2 CuCl + I2 = 2 ICl + 2 Cu
SF4(g) + H2O(l) = SO2(g) + HF(g) =>
SF4(g) + 2 H2O(l) = SO2(g) + 4 HF(g)
H2SO4 + Fe2O3 = Fe2(SO4)3 + H2O =>
3 H2SO4 + Fe2O3 = Fe2(SO4)3 + 3 H2O
CuSO4(aq) + K2CO3(aq) = CuCO3 + K2SO4 =>
CuSO4(aq) + K2CO3(aq) = CuCO3 + K2SO4
FeCl3 + Na2SiO3 = Fe2(SiO3)3 + NaCl =>
2 FeCl3 + 3 Na2SiO3 = Fe2(SiO3)3 + 6 NaCl
C2H2 + Ca(OH)2 = CaC2 + H2O =>
C2H2 + Ca(OH)2 = CaC2 + 2 H2O
SbCl5 + HF = SbF5 + HCl =>
SbCl5 + 5 HF = SbF5 + 5 HCl
B5H9(s) + O2(g) = B2O3(aq) + H2O(l) =>
2 B5H9(s) + 12 O2(g) = 5 B2O3(aq) + 9 H2O(l)
PH3 + Na = Na3P + H2 =>
2 PH3 + 6 Na = 2 Na3P + 3 H2
PbCl2(s) = Pb + Cl2 =>
PbCl2(s) = Pb + Cl2
Ba(NO3)2(aq) + (NH4)2SO4(aq) = BaSO4(s) + NH4NO3(aq) =>
Ba(NO3)2(aq) + (NH4)2SO4(aq) = BaSO4(s) + 2 NH4NO3(aq)
Cr(ClO3)6 + Cs3PO4 = Cr(PO4)2 + Cs(ClO3) =>
Cr(ClO3)6 + 2 Cs3PO4 = Cr(PO4)2 + 6 Cs(ClO3)
NaI + NaIO3 + H2SO4 = Na2SO4 + I2 + H2O =>
5 NaI + NaIO3 + 3 H2SO4 = 3 Na2SO4 + 3 I2 + 3 H2O
Cu(NO3)2 + NH4NO + H2O = Cu + HNO3 =>
6 Cu(NO3)2 + NH4NO + 5 H2O = 6 Cu + 14 HNO3
K2CO3 + H2O = K2CO3(H2O)15 =>
K2CO3 + 15 H2O = K2CO3(H2O)15
C8H11N + O2 = CO2 + H2O + N2 =>
4 C8H11N + 43 O2 = 32 CO2 + 22 H2O + 2 N2
Na2WO4*2H2O + Cu(NO3)2*3H2O = CuWO4 + NaNO3 + H2O =>
Na2WO4*2H2O + Cu(NO3)2*3H2O = CuWO4 + 2 NaNO3 + 5 H2O
Mg(s)HCl(aq) = MgCl(aq)H(g) =>
Mg(s)HCl(aq) = MgCl(aq)H(g)
C2H6 + V2O5 = CO + V2O3 + H2O =>
2 C2H6 + 5 V2O5 = 4 CO + 5 V2O3 + 6 H2O
KCl + Pb(NO3)2 = K + NO3 + PbCl2 =>
2 KCl + Pb(NO3)2 = 2 K + 2 NO3 + PbCl2
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Équations équilibrées sur10/27/24
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