| Équations équilibrées la veille |
Zn + 3 KOH = Zn(OH)3 + 3 K
BaS + HNO3 = BaSO4 + NH =>
3 BaS + 4 HNO3 = 3 BaSO4 + 4 NH
Cr2(SO4)3 + (NH4)2S + H2O = Cr(OH)3 + (NH4)2SO4 + H2S =>
Cr2(SO4)3 + 3(NH4)2S + 6 H2O = 2 Cr(OH)3 + 3(NH4)2SO4 + 3 H2S
Na5P3O10 + H2O = NaOH + H3PO4 =>
Na5P3O10 + 7 H2O = 5 NaOH + 3 H3PO4
Zn + CH3OOH = Zn(CH3)2 + O2 + OH =>
Zn + 2 CH3OOH = Zn(CH3)2 + O2 + 2 OH
NaPO4 + TiSO4 = NaSO4 + TiPO4 =>
NaPO4 + TiSO4 = NaSO4 + TiPO4
H{+} + Zn(HCO3)2 = CO2 + H2O + Zn{2+} =>
2 H{+} + Zn(HCO3)2 = 2 CO2 + 2 H2O + Zn{2+}
NaCl(ac) + Pb(No3)2(ac) = NaNo3(ac) + PbCl2(s) =>
2 NaCl(ac) + Pb(No3)2(ac) = 2 NaNo3(ac) + PbCl2(s)
BrF3 + SiO2 = SiF4 + O2 + Br2 =>
4 BrF3 + 3 SiO2 = 3 SiF4 + 3 O2 + 2 Br2
Cs + Sr(CrO4) = Cs2(CrO4) + Sr =>
2 Cs + Sr(CrO4) = Cs2(CrO4) + Sr
C11H12N2O2 + O2 = CO2 + H2O + NO3 =>
C11H12N2O2 + 16 O2 = 11 CO2 + 6 H2O + 2 NO3
Cr2O3 + Na2SO4 = Cr2(SO4)3 + Na2O =>
Cr2O3 + 3 Na2SO4 = Cr2(SO4)3 + 3 Na2O
SrBr2 + (NH4)2CO3 = SrCO3 + NH4Br(classification) =>
SrBr2 + (NH4)2CO3 = SrCO3 + 2 NH4Br(classification)
Cr + CIO3{-} + H{+} = Cr3{+} + HCIO2 + H2O =>
6 Cr + CIO3{-} + 3 H{+} = 2 Cr3{+} + HCIO2 + H2O
Al(OH)3 + HC2H3O = Al + CO2 + H2O =>
10 Al(OH)3 + 3 HC2H3O = 10 Al + 6 CO2 + 21 H2O
Eu + H2O = Eu(OH)3 + H2 =>
2 Eu + 6 H2O = 2 Eu(OH)3 + 3 H2
NaI(aq) + Hg2(C2H3O2)2(aq) = Na(C2H3O2)(aq) + Hg2I2(aq) =>
2 NaI(aq) + Hg2(C2H3O2)2(aq) = 2 Na(C2H3O2)(aq) + Hg2I2(aq)
Zn + HNO3 = Zn(NO3)2 + N2O + H2O =>
4 Zn + 10 HNO3 = 4 Zn(NO3)2 + N2O + 5 H2O
Mg(s) + Cl2(g) = MgCl2(g) =>
Mg(s) + Cl2(g) = MgCl2(g)
HC8H4O4 + Ba(OH)2 = HC8H4O5Ba + H2O =>
HC8H4O4 + Ba(OH)2 = HC8H4O5Ba + H2O
H2SO4 + Al(OH)3 = HOH + Al2(SO4)3 =>
3 H2SO4 + 2 Al(OH)3 = 6 HOH + Al2(SO4)3
CO(NH2)2 + HNO3 = (NH2)2COHNO3 =>
CO(NH2)2 + HNO3 = (NH2)2COHNO3
NaOH + HCl*18H2O = NaCl*19H2O =>
NaOH + HCl*18H2O = NaCl*19H2O
HCl(aq) + ZnS(s) = H2S(g) + ZnCl2(aq) =>
2 HCl(aq) + ZnS(s) = H2S(g) + ZnCl2(aq)
C2H4O + HCN + H2O = C4H9NO3 + NH3 =>
4 C2H4O + 4 HCN + 5 H2O = 3 C4H9NO3 + NH3
C4 + I = CI4 =>
C4 + 16 I = 4 CI4
Na + S = Na2S =>
2 Na + S = Na2S
Ba(C2O4) + K(IO3) = Ba(IO3)2 + K2(C2O4) =>
Ba(C2O4) + 2 K(IO3) = Ba(IO3)2 + K2(C2O4)
CaCO3 + H2O + CO2 = Ca(HCO3)2 =>
CaCO3 + H2O + CO2 = Ca(HCO3)2
Ca(OH)2 + FeF2Cl = Fe(OH)3 + CaF2 + CaCl2 =>
3 Ca(OH)2 + 2 FeF2Cl = 2 Fe(OH)3 + 2 CaF2 + CaCl2
Cu2S + HNO3 = CuNO3 + CuSO4 + NO2 + H2O =>
Cu2S + 10 HNO3 = CuNO3 + CuSO4 + 9 NO2 + 5 H2O
C2H4O2 + C5H13O2 = H2O + C7H14O2 =>
13 C2H4O2 + 20 C5H13O2 = 30 H2O + 18 C7H14O2
PbNO3 + H2SO4 = PbSO4 + H2NO3 =>
PbNO3 + H2SO4 = PbSO4 + H2NO3
Sodium + water = Sodiumoxide + hydrogen =>
2 Na + H2O = Na2O + H2
PbN + Li = Li3N + Pb =>
PbN + 3 Li = Li3N + Pb
Ca(s) + HNO3(aq) = Ca(NO3)2(aq) + H2O(g) + N2O =>
4 Ca(s) + 10 HNO3(aq) = 4 Ca(NO3)2(aq) + 5 H2O(g) + N2O
C2H4O2 + H2O = H3O{+} + C2O2{-4} =>
C2H4O2 + 4 H2O = 4 H3O{+} + C2O2{-4}
NH + SO4 = NHSO4 =>
NH + SO4 = NHSO4
SnCl2 + AgNO3 + KOH = Ag + K2[Sn(OH)6] + KCl + KNO3 =>
SnCl2 + 2 AgNO3 + 6 KOH = 2 Ag + K2[Sn(OH)6] + 2 KCl + 2 KNO3
Al(s) + S8 = Al2S3(s) =>
16 Al(s) + 3 S8 = 8 Al2S3(s)
KNO3(s) = KNO2 + O2(g) =>
2 KNO3(s) = 2 KNO2 + O2(g)
H2CO3 = H2C2O4 + H2O2 =>
2 H2CO3 = H2C2O4 + H2O2
NaCl + Hg2(C2H3O2)2 = NaC2H3O2 + ClHg =>
2 NaCl + Hg2(C2H3O2)2 = 2 NaC2H3O2 + 2 ClHg
Cr + N2 = CrN2 =>
Cr + N2 = CrN2
Co + H2SO4 = Co(SO4)3 + H2O + SO2 =>
Co + 6 H2SO4 = Co(SO4)3 + 6 H2O + 3 SO2
C3H5(NO3)3 = CO2 + N2 + H2O + O2 =>
4 C3H5(NO3)3 = 12 CO2 + 6 N2 + 10 H2O + O2
NaHSO4 + Ca3(PO4)2 = H3PO4 + CaSO4 + Na2SO4 =>
6 NaHSO4 + Ca3(PO4)2 = 2 H3PO4 + 3 CaSO4 + 3 Na2SO4
N2 + O2 = NO =>
N2 + O2 = 2 NO
KMnO4 + H2SO4 + HCl = K2SO4 + Mn2(SO4)3 + H2O + Cl2 =>
2 KMnO4 + 4 H2SO4 + 8 HCl = K2SO4 + Mn2(SO4)3 + 8 H2O + 4 Cl2
Fe + HNO3 = Fe(NO3)3 + H2O + NO =>
Fe + 4 HNO3 = Fe(NO3)3 + 2 H2O + NO
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Équations équilibrées sur01/06/25
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