| Équations équilibrées la veille |
AgCl + Au = AuCl + Ag
Au(s) + HNO3(aq) + HCl(aq) = HAuCl4(aq) + NO2(g) + H2O(l) =>
Au(s) + 3 HNO3(aq) + 4 HCl(aq) = HAuCl4(aq) + 3 NO2(g) + 3 H2O(l)
Hg + AgNo3 = Hg(No3)2 + Ag =>
Hg + 2 AgNo3 = Hg(No3)2 + 2 Ag
Sn + KMnO4 + HCl = SnCl + KCl + MnCl2 + H2O =>
5 Sn + KMnO4 + 8 HCl = 5 SnCl + KCl + MnCl2 + 4 H2O
C(g) + H2(g) = CH4(g) =>
C(g) + 2 H2(g) = CH4(g)
Ag2CO3 + NH4OH = (Ag(NH3)2)OH + CO2 + H2O(l) =>
Ag2CO3 + 4 NH4OH = 2(Ag(NH3)2)OH + CO2 + 3 H2O(l)
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
NaCl + CaI2 = NaI + CaCl2 =>
2 NaCl + CaI2 = 2 NaI + CaCl2
Cu2O + NCCH3 + HBF4 = Cu(NCCH3)4BF4 + H2O =>
Cu2O + 8 NCCH3 + 2 HBF4 = 2 Cu(NCCH3)4BF4 + H2O
Cu(NO3)2 + C2H5NO2 = CO2(g) + H2O(g) + N2(g) + CuO =>
9 Cu(NO3)2 + 10 C2H5NO2 = 20 CO2(g) + 25 H2O(g) + 14 N2(g) + 9 CuO
K(s) + Cn(NO3)2(aq) = KNO3 + Cn =>
2 K(s) + Cn(NO3)2(aq) = 2 KNO3 + Cn
CuCl2 + H2 = Cu + HCl =>
CuCl2 + H2 = Cu + 2 HCl
Ta + Hf = TaHf =>
Ta + Hf = TaHf
Al + Co(NO3)2 = Co + Al2(NO3)3 =>
4 Al + 3 Co(NO3)2 = 3 Co + 2 Al2(NO3)3
HCl + MnO4 = ClMn2 + Cl2 + H2O =>
32 HCl + 4 MnO4 = 2 ClMn2 + 15 Cl2 + 16 H2O
BaCO3 + NH3 + H2O = Ba(OH)2 + CO3 + NH4 =>
BaCO3 + 2 NH3 + 2 H2O = Ba(OH)2 + CO3 + 2 NH4
NH3 + Ag(NO3)2 = Ag(NH3)2 + NO3 =>
2 NH3 + Ag(NO3)2 = Ag(NH3)2 + 2 NO3
C7H8 + H2O = C59H35O7 + CH4 =>
43 C7H8 + 28 H2O = 4 C59H35O7 + 65 CH4
KOH + Ag = AgK + OH =>
KOH + Ag = AgK + OH
Fe + Br = Fe2Br2 =>
2 Fe + 2 Br = Fe2Br2
C10H16N2O8 + Cu(NO3)2 = Cu10H16N2O8 + C(NO3)2 =>
C10H16N2O8 + 10 Cu(NO3)2 = Cu10H16N2O8 + 10 C(NO3)2
H3O9 = H6 + O8 =>
8 H3O9 = 4 H6 + 9 O8
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
Au(s) + HCl(aq) = AuCl2(aq) + H2(g) =>
Au(s) + 2 HCl(aq) = AuCl2(aq) + H2(g)
OH + Al(OH)3 = Al(OH)4 =>
OH + Al(OH)3 = Al(OH)4
H2CO2 + NaHCO3 = NaH2CO2 + HCO3 =>
H2CO2 + NaHCO3 = NaH2CO2 + HCO3
Fe(SCN)6 + NaF = FeF6 + Na(SCN) =>
Fe(SCN)6 + 6 NaF = FeF6 + 6 Na(SCN)
Na2S + HNO3 = S + NH3 + NaNO3 + H2O =>
4 Na2S + 9 HNO3 = 4 S + NH3 + 8 NaNO3 + 3 H2O
CH3COH + Cl2 = CHCl2COH + H2 =>
CH3COH + Cl2 = CHCl2COH + H2
Au(CN)4 + Zn = Au + Zn(CN)4 =>
Au(CN)4 + Zn = Au + Zn(CN)4
Na2SO4 + Sr(NO3)2 = NaNO3 + SrSO4 =>
Na2SO4 + Sr(NO3)2 = 2 NaNO3 + SrSO4
BeCl2 + AgNO3 = Be(NO3)2 + AgCl =>
BeCl2 + 2 AgNO3 = Be(NO3)2 + 2 AgCl
BaCO3(s) + CO2(g) + H2O = Ba(HCO3)2(aq) =>
BaCO3(s) + CO2(g) + H2O = Ba(HCO3)2(aq)
Fe{3+} + Cl{-} = Fe{2+} + Cl =>
Fe{3+} + Cl{-} = Fe{2+} + Cl
FeCl2 + HNO3 = FeCl3 + Fe(NO3)3 + NO + H2O =>
3 FeCl2 + 4 HNO3 = 2 FeCl3 + Fe(NO3)3 + NO + 2 H2O
Sn + H2O = SnO2 + H2 =>
Sn + 2 H2O = SnO2 + 2 H2
[Co(H2O)5(OH)]Cl + NH4OH = [Co(NH3)(OH)2] + NH4Cl + H2O =>
[Co(H2O)5(OH)]Cl + 2 NH4OH = [Co(NH3)(OH)2] + NH4Cl + 6 H2O
Mg + NaHSO4 = MgSO4 + Na2SO4 + H2 =>
Mg + 2 NaHSO4 = MgSO4 + Na2SO4 + H2
(NH4)2SO4 + Hg(NO3)2 = NH4NO3 + HgSO4 =>
(NH4)2SO4 + Hg(NO3)2 = 2 NH4NO3 + HgSO4
(COONa)2 + H2O = NaOH + (COOH)2 =>
(COONa)2 + 2 H2O = 2 NaOH + (COOH)2
AlF3 + Li2S = Al2S3 + LiF =>
2 AlF3 + 3 Li2S = Al2S3 + 6 LiF
CoO + H2O = CoOH + O2 =>
4 CoO + 2 H2O = 4 CoOH + O2
NH4NO3 + Na2SO4 = (NH4)2SO4 + NaNO3 =>
2 NH4NO3 + Na2SO4 = (NH4)2SO4 + 2 NaNO3
Cu2S + O = CuO + SO2 =>
Cu2S + 4 O = 2 CuO + SO2
Al2(SO4)3 + Pb(NO3)2 = Al(NO3)3 + PbSO4 =>
Al2(SO4)3 + 3 Pb(NO3)2 = 2 Al(NO3)3 + 3 PbSO4
Fe{3+} + Cl{-} = Fe + Cl =>
Fe{3+} + 3 Cl{-} = Fe + 3 Cl
C2H2 + H2 = C2H6 =>
C2H2 + 2 H2 = C2H6
HCHO + Cu(OH)2 = HCOOH + CuOH + H2O =>
HCHO + 2 Cu(OH)2 = HCOOH + 2 CuOH + H2O
AgNO3 + Na2CO3 = Ag2CO3 + NaNO3 =>
2 AgNO3 + Na2CO3 = Ag2CO3 + 2 NaNO3
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Équations équilibrées sur10/15/24
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