| Équations équilibrées la veille | Équations équilibrées le lendemain |
5 H2SO4 + 8 NaBr = 4 Na2SO4 + H2S + 8 Br + 4 H2O
HCl + ZnPO = HPO + ZnCl =>
HCl + ZnPO = HPO + ZnCl
B2H6 + NH3 = BN + H2 =>
B2H6 + 2 NH3 = 2 BN + 6 H2
CaCl2 + Li = LiCl2 + Ca =>
CaCl2 + Li = LiCl2 + Ca
NO + H2O = HN2O + NO2 =>
7 NO + H2O = 2 HN2O + 3 NO2
Ba(OH)2 + HF = BaF2 + HOH =>
Ba(OH)2 + 2 HF = BaF2 + 2 HOH
CH3CH2CN + CrO7{-} + H{+} = CO2 + NH3 + Cr{3+} + H2O =>
5 CH3CH2CN + 7 CrO7{-} + 28 H{+} = 15 CO2 + 5 NH3 + 7 Cr{3+} + 19 H2O
H2SO4 + NaBr = NaSO4 + H2S + Br + H2O =>
5 H2SO4 + 4 NaBr = 4 NaSO4 + H2S + 4 Br + 4 H2O
C13H28 + CuO = Cu + CO2 + H2O =>
C13H28 + 40 CuO = 40 Cu + 13 CO2 + 14 H2O
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
CU + Br2 = CUBr2 =>
CU + Br2 = CUBr2
CH2 + Br2 = CH2Br =>
2 CH2 + Br2 = 2 CH2Br
Al{+} + Cu{2+} = Al{3+} + Cu =>
Al{+} + Cu{2+} = Al{3+} + Cu
H2O + NO2 = NH3 + O2 =>
6 H2O + 4 NO2 = 4 NH3 + 7 O2
Br + CaI = BrICa =>
Br + CaI = BrICa
Ba(HS)2 + HNO3 = S + NO + Ba(NO3)2 + H2O =>
3 Ba(HS)2 + 10 HNO3 = 6 S + 4 NO + 3 Ba(NO3)2 + 8 H2O
CoS + O2 = Co2O3 + SO2 =>
4 CoS + 7 O2 = 2 Co2O3 + 4 SO2
Cu + NO = CuN + O =>
Cu + NO = CuN + O
NaSiO + HNO = NaNO + HSiO =>
NaSiO + HNO = NaNO + HSiO
Al + Cr2O3 = Al2O3 + Cr =>
2 Al + Cr2O3 = Al2O3 + 2 Cr
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
PbS + O = Pb + SO2 =>
PbS + 2 O = Pb + SO2
Ba + Na2 = BaNa2 =>
Ba + Na2 = BaNa2
Ca(NO3)2 + (NH4)3PO4 = Ca(NH4)3 + PO4(NO3)2 =>
Ca(NO3)2 + (NH4)3PO4 = Ca(NH4)3 + PO4(NO3)2
Al2O3 + SO2 = Al2 + (SO3)3 =>
Al2O3 + 3 SO2 = Al2 + (SO3)3
Cu + NO3{-} + H{+} = Cu{2+} + NO + H2O =>
3 Cu + 2 NO3{-} + 8 H{+} = 3 Cu{2+} + 2 NO + 4 H2O
ZnS + NaOH = Zn(OH)2 + Na2S =>
ZnS + 2 NaOH = Zn(OH)2 + Na2S
Br2 + AgCl = BrCl + Ag =>
Br2 + 2 AgCl = 2 BrCl + 2 Ag
C7H14 + O = CO + H2O =>
C7H14 + 14 O = 7 CO + 7 H2O
Fe2O3 + KOH + KNO3 = K2FeO4 + KNO2 + H2O =>
Fe2O3 + 4 KOH + 3 KNO3 = 2 K2FeO4 + 3 KNO2 + 2 H2O
Al + CuO = Al2O3 + Cu =>
2 Al + 3 CuO = Al2O3 + 3 Cu
CUS + HNO3 = CU(NO3)2 + S + NO + H2O =>
3 CUS + 8 HNO3 = 3 CU(NO3)2 + 3 S + 2 NO + 4 H2O
Al + HClO4 = AlO + HCl =>
4 Al + HClO4 = 4 AlO + HCl
NaOH + Zn3(PO4)2 = Zn(OH)2 + Na3PO4 =>
6 NaOH + Zn3(PO4)2 = 3 Zn(OH)2 + 2 Na3PO4
K + CuSO4 = K2(SO4) + Cu =>
2 K + CuSO4 = K2(SO4) + Cu
Fe + CO3 = Fe3CO3 =>
3 Fe + CO3 = Fe3CO3
Cu + FeSO4 = Fe2 + Cu2SO4 =>
4 Cu + 2 FeSO4 = Fe2 + 2 Cu2SO4
Na4[Fe(CN)6] + FeCl3 = FeNa[Fe(CN)6] + NaCl =>
Na4[Fe(CN)6] + FeCl3 = FeNa[Fe(CN)6] + 3 NaCl
SnCl2 + KMnO4 + HCl = SnCl4 + MnCl2 + KCl + H2O =>
5 SnCl2 + 2 KMnO4 + 16 HCl = 5 SnCl4 + 2 MnCl2 + 2 KCl + 8 H2O
CH2 + Br2 = CH2BrCH2Br =>
2 CH2 + Br2 = CH2BrCH2Br
Fe(NO3)3(aq) + NH4OH(aq) = Fe(OH)3 + NH4NO3(aq) =>
Fe(NO3)3(aq) + 3 NH4OH(aq) = Fe(OH)3 + 3 NH4NO3(aq)
CaCl2 + Mg = Ca + MgCl2 =>
CaCl2 + Mg = Ca + MgCl2
Al + MgCl2 = Cl + MgAl3 =>
3 Al + MgCl2 = 2 Cl + MgAl3
Cr2O3 + KNO3 + KOH = K2CrO4 + KNO2 + H2O =>
Cr2O3 + 3 KNO3 + 4 KOH = 2 K2CrO4 + 3 KNO2 + 2 H2O
Al + Pb(NO3)2 = Al(NO3)3 + Pb =>
2 Al + 3 Pb(NO3)2 = 2 Al(NO3)3 + 3 Pb
HF + Cr = CrF2 + H2 =>
2 HF + Cr = CrF2 + H2
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
CH3Cl + Na = C2H6 + NaCl =>
2 CH3Cl + 2 Na = C2H6 + 2 NaCl
S2O3{-}{-} + MnO4{-} + H{+} = SO4{-}{-} + Mn{+2} + H2O =>
5 S2O3{-}{-} + 9 MnO4{-} + 22 H{+} = 10 SO4{-}{-} + 9 Mn{+2} + 11 H2O
Mn + Cl = MnCl5 =>
Mn + 5 Cl = MnCl5
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/23/23
Équations équilibrées sur01/22/23
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