| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 NaNO3(aq) + 2 H2O(l) = 4 NO(g) + 3 O2(g) + 4 NaOH(aq)
Fe2O3 + NaHCO3 = Fe(HCO3)3 + Na2O =>
Fe2O3 + 6 NaHCO3 = 2 Fe(HCO3)3 + 3 Na2O
(NH4)2(SO4) = N2 + NH3 + H2O + SO2 =>
3(NH4)2(SO4) = N2 + 4 NH3 + 6 H2O + 3 SO2
CH4 + HI = CI + H2 =>
2 CH4 + 2 HI = 2 CI + 5 H2
Cu + ZnO = CuO + Zn =>
Cu + ZnO = CuO + Zn
B2S3(s) + H2O = H3BO3 + H2S(g) =>
B2S3(s) + 6 H2O = 2 H3BO3 + 3 H2S(g)
Rb(s) + RbNO3(s) = RbO(s) + N2(g) =>
4 Rb(s) + 2 RbNO3(s) = 6 RbO(s) + N2(g)
MnSO4 + KMnO4 + H2SO4 = Mn2(SO4)3 + K2SO4 + H2O =>
8 MnSO4 + 2 KMnO4 + 8 H2SO4 = 5 Mn2(SO4)3 + K2SO4 + 8 H2O
CuSO4 + Na2S = CuS + Na2SO4 =>
CuSO4 + Na2S = CuS + Na2SO4
I{-} + H2O2 = I2 + HO{-} =>
2 I{-} + H2O2 = I2 + 2 HO{-}
Mg + NO3 = Mg(NO3)2 =>
Mg + 2 NO3 = Mg(NO3)2
PH3 + HClO4 = HCl + HPO3 + H2O =>
PH3 + HClO4 = HCl + HPO3 + H2O
SrCl2 + AgNO3 = AgSr + Cl2NO3 =>
SrCl2 + AgNO3 = AgSr + Cl2NO3
C3H5O3{-} + SO4{2-} = HCO3{-} + HS{-} + H{+} =>
2 C3H5O3{-} + 3 SO4{2-} = 6 HCO3{-} + 3 HS{-} + H{+}
C2H5NH2 + H2O = C2H5NH3{+} + OH{-} =>
C2H5NH2 + H2O = C2H5NH3{+} + OH{-}
U + SnCl2 = UCl + Sn =>
2 U + SnCl2 = 2 UCl + Sn
KF + PF5 = KPF6 =>
KF + PF5 = KPF6
PbCl2 = Pb{2+} + Cl{-} =>
PbCl2 = Pb{2+} + 2 Cl{-}
P2O3 + Na2O = Na2P2O4 =>
P2O3 + Na2O = Na2P2O4
Mg + Cl2 = MgCl2 =>
Mg + Cl2 = MgCl2
Mn(aq) + HCl(aq) = MnCl2(aq) + H2(g) =>
Mn(aq) + 2 HCl(aq) = MnCl2(aq) + H2(g)
Au + Fe2O3 = Fe + Au2O3 =>
2 Au + Fe2O3 = 2 Fe + Au2O3
C2H3NaO2 + H2O = NaOH + HC2H3O2 =>
C2H3NaO2 + H2O = NaOH + HC2H3O2
NaI + Pb(CH3CO2)2 = Na(CH3CO2) + PbI2 =>
2 NaI + Pb(CH3CO2)2 = 2 Na(CH3CO2) + PbI2
PbCl2 = Pb + Cl2 =>
PbCl2 = Pb + Cl2
CH3OH + NaH = CH3ONa + H2 =>
CH3OH + NaH = CH3ONa + H2
K2CrO4 + Pb(C2H3O2)2 = PbCrO4 + K(C2H3O2) =>
K2CrO4 + Pb(C2H3O2)2 = PbCrO4 + 2 K(C2H3O2)
AgNO{3} + MgCl{2} = AgCl + Mg(NO{3}){2} =>
AgNO{3} + MgCl{2} = AgCl + Mg(NO{3}){2}
Ca + Si = CaSi =>
Ca + Si = CaSi
Pb(C2H3O2)2(aq) + Na2S(aq) = PbS(s) + NaC2H3O2(aq) =>
Pb(C2H3O2)2(aq) + Na2S(aq) = PbS(s) + 2 NaC2H3O2(aq)
IO3{-} + Fe{2}{+} + H{+} = I2 + Fe{3}{+} + H2O =>
2 IO3{-} + 10 Fe{2}{+} + 12 H{+} = I2 + 10 Fe{3}{+} + 6 H2O
KC2H3O2 + Na2S = K2S + NaC2H3O2 =>
2 KC2H3O2 + Na2S = K2S + 2 NaC2H3O2
Li2SO4 + Sr(ClO4)2 = SrSO4 + Li(ClO4) =>
Li2SO4 + Sr(ClO4)2 = SrSO4 + 2 Li(ClO4)
Cd + Au(NO3)3 = Cd(NO3)3 + Au =>
Cd + Au(NO3)3 = Cd(NO3)3 + Au
PBCl2 = PB + Cl =>
PBCl2 = PB + 2 Cl
CrO3 + Fe(OH)2 = Cr2O3 + Fe2O3 + H2O =>
2 CrO3 + 6 Fe(OH)2 = Cr2O3 + 3 Fe2O3 + 6 H2O
CH3OH + O2(g) = CO2(g) + H2O =>
2 CH3OH + 3 O2(g) = 2 CO2(g) + 4 H2O
KI + NaNO2 = I2 + KNO2 + Na =>
2 KI + 2 NaNO2 = I2 + 2 KNO2 + 2 Na
CH2 + N = HCN + H =>
CH2 + N = HCN + H
Fe + Na = FeNa2 =>
Fe + 2 Na = FeNa2
C7H6O3 + C2H6O = C9H10O2 + H2O =>
12 C7H6O3 + 21 C2H6O = 14 C9H10O2 + 29 H2O
Hg + HF = HgF2 + H2 =>
Hg + 2 HF = HgF2 + H2
Ca(CH3COO)2 = CaO(s) + CO2(g) + (CH3)2CO(v) =>
Ca(CH3COO)2 = CaO(s) + CO2(g) + (CH3)2CO(v)
Pb + CuCO3 = Cu + PbCO3 =>
Pb + CuCO3 = Cu + PbCO3
Ti + N2 = Ti3N =>
6 Ti + N2 = 2 Ti3N
PBCl2 = PB + Cl =>
PBCl2 = PB + 2 Cl
Zn + CaBr2 = ZnBr2 + Ca =>
Zn + CaBr2 = ZnBr2 + Ca
Sb2S3 + OH = SbS3 + SbO3 + H2O =>
Sb2S3 + 6 OH = SbS3 + SbO3 + 3 H2O
Ag2S(s) + O2(g) = Ag2O(aq) + S(aq) =>
2 Ag2S(s) + O2(g) = 2 Ag2O(aq) + 2 S(aq)
CuSO4 + KOH = Cu(OH)2 + K2SO4 =>
CuSO4 + 2 KOH = Cu(OH)2 + K2SO4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/23/24
Équations équilibrées sur11/22/23
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