| Équations équilibrées la veille |
Zn + K2S = ZnS + 2 K
CH3CICH3CH3 + H2O = CH3COHCH3CH3 + HI =>
CH3CICH3CH3 + H2O = CH3COHCH3CH3 + HI
Fe + MgSO4 = Mg + FeSO4 =>
Fe + MgSO4 = Mg + FeSO4
C8H10 + KMnO4 + H2SO4 = C8H6O4 + MnSO4 + K2SO4 + H2O =>
5 C8H10 + 12 KMnO4 + 18 H2SO4 = 5 C8H6O4 + 12 MnSO4 + 6 K2SO4 + 28 H2O
KOH + CaCO3 = KHCO3 + CaO =>
KOH + CaCO3 = KHCO3 + CaO
Hg + Ba(OH)2 = Ba + Hg(OH)2 =>
Hg + Ba(OH)2 = Ba + Hg(OH)2
Cu(NO3)2 + KOH = Cu(OH)2 + K + NO3 =>
Cu(NO3)2 + 2 KOH = Cu(OH)2 + 2 K + 2 NO3
Al + Pb(OH)2 = Al(OH)3 + Pb =>
2 Al + 3 Pb(OH)2 = 2 Al(OH)3 + 3 Pb
NH4ClO4 + C4H5Cl = CO + H2O + Cl2 + N2 =>
26 NH4ClO4 + 8 C4H5Cl = 32 CO + 72 H2O + 17 Cl2 + 13 N2
HIAgNO3 = HINO3Ag =>
HIAgNO3 = HINO3Ag
Pb(No3)2 + Na2SO4 = Pb2(SO4)2 + NaNo3 =>
2 Pb(No3)2 + 2 Na2SO4 = Pb2(SO4)2 + 4 NaNo3
Mn3O4 + CO = Mn + CO2 =>
Mn3O4 + 4 CO = 3 Mn + 4 CO2
C18H26O2 + O2 = CO2 + H2O =>
2 C18H26O2 + 47 O2 = 36 CO2 + 26 H2O
NH4NO3 + Ca3(PO4)2 = (NH4)3PO4 + Ca(NO3)2 =>
6 NH4NO3 + Ca3(PO4)2 = 2(NH4)3PO4 + 3 Ca(NO3)2
Mn(NO3)5 + Na3(PO4) = Mn3(PO4)5 + NaNO3 =>
3 Mn(NO3)5 + 5 Na3(PO4) = Mn3(PO4)5 + 15 NaNO3
CuSO4{-2} + AgNO3 = CuNO3 + AgSO4{-2} =>
CuSO4{-2} + AgNO3 = CuNO3 + AgSO4{-2}
Na2[Zn(OH)4] + SO2 = Na2SO3 + ZnSO3 + H2O =>
Na2[Zn(OH)4] + 2 SO2 = Na2SO3 + ZnSO3 + 2 H2O
(Cr2O7)2{-} + H2CO + H{+} = H2CO2 + Cr3{+} + H2O =>
6(Cr2O7)2{-} + 77 H2CO + 14 H{+} = 77 H2CO2 + 8 Cr3{+} + 7 H2O
H2 + S = H2S =>
H2 + S = H2S
KI + FeCl3 = FeCl2 + KCl2 + I2 =>
2 KI + 4 FeCl3 = 4 FeCl2 + 2 KCl2 + I2
Cu2S + HNO3 = Cu(NO3)2 + H2O + NO2 + CuSO4 =>
Cu2S + 12 HNO3 = Cu(NO3)2 + 6 H2O + 10 NO2 + CuSO4
HF + I2 = HI + F2 =>
2 HF + I2 = 2 HI + F2
P4O + O2 = P2O5 =>
2 P4O + 9 O2 = 4 P2O5
C6H5Cl + Na = NaCl + C6H5 =>
C6H5Cl + Na = NaCl + C6H5
CuF = CuF2 + Cu =>
2 CuF = CuF2 + Cu
MnO2 + C = Mn + CO =>
MnO2 + 2 C = Mn + 2 CO
Cu2S + HNO3 = Cu(NO3)2 + H2O + NO2 + CuSO4 =>
Cu2S + 12 HNO3 = Cu(NO3)2 + 6 H2O + 10 NO2 + CuSO4
Br2 + CaCO3 + H2O = CaBr2 + CO2 + HBrO =>
2 Br2 + CaCO3 + H2O = CaBr2 + CO2 + 2 HBrO
Al(OH)3 + Sn(OH)2 = Sn3[Al(OH)6]2 =>
2 Al(OH)3 + 3 Sn(OH)2 = Sn3[Al(OH)6]2
K2Cr2O7 + Fe2SO4 + H2SO4 = K2SO4 + Cr2(SO4)3 + Fe(SO4)3 + H2O =>
5 K2Cr2O7 + 3 Fe2SO4 + 35 H2SO4 = 5 K2SO4 + 5 Cr2(SO4)3 + 6 Fe(SO4)3 + 35 H2O
Na2HAsO3 + KBrO3 + HCl = H3AsO4 + KBr + NaCl =>
3 Na2HAsO3 + KBrO3 + 6 HCl = 3 H3AsO4 + KBr + 6 NaCl
Li + O = Li2O2 =>
2 Li + 2 O = Li2O2
Al + HNO3 = Al(NO3) + N50 + H2O =>
250 Al + 300 HNO3 = 250 Al(NO3) + N50 + 150 H2O
H2O + Na2O2 + S = NaOH + SO2 =>
2 H2O + 2 Na2O2 + S = 4 NaOH + SO2
Ca(NO3)2 + NH4F = NH4NO3 + CaF2 =>
Ca(NO3)2 + 2 NH4F = 2 NH4NO3 + CaF2
CO(ClO3)3 = O2 + COCl3 =>
2 CO(ClO3)3 = 9 O2 + 2 COCl3
Na(OH) + NH4Cl = NH3 + NaCl + H2O =>
Na(OH) + NH4Cl = NH3 + NaCl + H2O
Hg + Ba(OH)2 = Ba + Hg(OH)2 =>
Hg + Ba(OH)2 = Ba + Hg(OH)2
NaNO2 + Na2S + H2SO4 = N2 + Na2SO4 + H2O =>
8 NaNO2 + 3 Na2S + 4 H2SO4 = 4 N2 + 7 Na2SO4 + 4 H2O
HF + I2 = HI + F2 =>
2 HF + I2 = 2 HI + F2
(Cr2O7)2{-} + H2CO + H{+} = H2CO2 + Cr3{+} + H2O =>
6(Cr2O7)2{-} + 77 H2CO + 14 H{+} = 77 H2CO2 + 8 Cr3{+} + 7 H2O
KI + FeCl3 = FeCl2 + KCl2 + I2 =>
2 KI + 4 FeCl3 = 4 FeCl2 + 2 KCl2 + I2
CH4 + O2 = HCHO + H2O =>
CH4 + O2 = HCHO + H2O
H2(CO3) + LiOH = Li2(CO3) + H2O =>
H2(CO3) + 2 LiOH = Li2(CO3) + 2 H2O
MgCO3 + Zn(NO3)2 = ZnCO3 + Mg(NO3)2 =>
MgCO3 + Zn(NO3)2 = ZnCO3 + Mg(NO3)2
FeCl3 + Na2S2O3 = Na2S4O6 + FeCl2 + NaCl =>
2 FeCl3 + 2 Na2S2O3 = Na2S4O6 + 2 FeCl2 + 2 NaCl
Cu(Cl)2 + AgNO3 = Cu(NO3)2 + AgCl =>
Cu(Cl)2 + 2 AgNO3 = Cu(NO3)2 + 2 AgCl
Fe2O3 + HCl = FeCl3 + H2O =>
Fe2O3 + 6 HCl = 2 FeCl3 + 3 H2O
NaOH + BaSO4 = Na2SO4 + Ba(OH)2 =>
2 NaOH + BaSO4 = Na2SO4 + Ba(OH)2
C3H8 + Cl2 = C3H6 + HCl =>
C3H8 + Cl2 = C3H6 + 2 HCl
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