| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 SO4{2-} + 13 Zn + 32 H{+} = 2 S2{-} + 13 Zn{2+} + 16 H2O
Kl + BeBr2 = KlBr2 + Be =>
Kl + BeBr2 = KlBr2 + Be
CuCl2 + K4[Fe(CN)6] = Cu2[Fe(CN)6] + KCl =>
2 CuCl2 + K4[Fe(CN)6] = Cu2[Fe(CN)6] + 4 KCl
[Co(NH3)6]Cl3 = CoCl2 + NH4Cl + N2 + NH3 =>
6[Co(NH3)6]Cl3 = 6 CoCl2 + 6 NH4Cl + N2 + 28 NH3
Nd2O3 + Y2O3 + Fe2O3 = NdY5Fe10O24 =>
Nd2O3 + 5 Y2O3 + 10 Fe2O3 = 2 NdY5Fe10O24
Co(NO3)2 + NaHCO3 + H2O2 = Na3[Co(CO3)3]*3H2O + NO3 =>
2 Co(NO3)2 + 6 NaHCO3 + 3 H2O2 = 2 Na3[Co(CO3)3]*3H2O + 4 NO3
C10H22 + SO4 = H2S + CO2 + H2O =>
5 C10H22 + 31 SO4 = 31 H2S + 50 CO2 + 24 H2O
Al + NaNO3 + NaOH + H2O = NaAlO2 + NH3 =>
8 Al + 3 NaNO3 + 5 NaOH + 2 H2O = 8 NaAlO2 + 3 NH3
Al2S3 + NaOH = Na(Al(OH)4) + Na2S =>
Al2S3 + 8 NaOH = 2 Na(Al(OH)4) + 3 Na2S
MgCO3 + HCl = MgCl2 + H2O + CO2 =>
MgCO3 + 2 HCl = MgCl2 + H2O + CO2
NH3 + HNO3 = (NH4)(NO3) =>
NH3 + HNO3 = (NH4)(NO3)
CuOH + HNO3 = H2O + CuNO3 =>
CuOH + HNO3 = H2O + CuNO3
SiO(NO3)2 + C16H3NC3H9Br = SiO2 + Br2 + CO2 + H2O + N2 =>
88 SiO(NO3)2 + 10 C16H3NC3H9Br = 88 SiO2 + 5 Br2 + 190 CO2 + 60 H2O + 93 N2
Ba(OH)2*H2O + NH4SCN = Ba(SCN)2 + H2O + NH3 =>
Ba(OH)2*H2O + 2 NH4SCN = Ba(SCN)2 + 3 H2O + 2 NH3
BeO + NiOH = BeOH + NiO =>
BeO + NiOH = BeOH + NiO
Br + CaI(aq) = CaBr + I =>
Br + CaI(aq) = CaBr + I
C2H8O4 + O2 = CO2 + H2O =>
C2H8O4 + 2 O2 = 2 CO2 + 4 H2O
In3 + S = In2S3 =>
2 In3 + 9 S = 3 In2S3
C2H5OH + KMnO4 + KOH = K2MnO4 + H2O + CH3COOK =>
C2H5OH + 4 KMnO4 + 5 KOH = 4 K2MnO4 + 4 H2O + CH3COOK
B + Zr3N4 + Zr = Zr4BN3 =>
4 B + 3 Zr3N4 + 7 Zr = 4 Zr4BN3
CaC2O4 + KMnO4 + H2SO4 = K2SO4 + MnSO4 + CaSO4 + CO2 + H2O =>
5 CaC2O4 + 2 KMnO4 + 8 H2SO4 = K2SO4 + 2 MnSO4 + 5 CaSO4 + 10 CO2 + 8 H2O
CuS + NaOH = Na2S + Cu(OH)2 =>
CuS + 2 NaOH = Na2S + Cu(OH)2
HC = H + C =>
HC = H + C
HNO3 + CaO = Ca(NO3)2 + H2O =>
2 HNO3 + CaO = Ca(NO3)2 + H2O
KOH + Hg(NO3)2 + SrSO4 = HgSO4 + Sr(OH)2 + KNO3 =>
2 KOH + Hg(NO3)2 + SrSO4 = HgSO4 + Sr(OH)2 + 2 KNO3
CaCl2 + H3BO3 = Ca3(BO3)2 + HCl =>
3 CaCl2 + 2 H3BO3 = Ca3(BO3)2 + 6 HCl
NH3(g) + O2(g) = H2O(i) + NO(g) =>
4 NH3(g) + 5 O2(g) = 6 H2O(i) + 4 NO(g)
Ba(CH3COO)2 + HI = CH3COOH + BaI2 =>
Ba(CH3COO)2 + 2 HI = 2 CH3COOH + BaI2
KMnO4 + FeCl + HCl = MnCl2 + FeCl3 + H2O + KCl =>
2 KMnO4 + 5 FeCl + 16 HCl = 2 MnCl2 + 5 FeCl3 + 8 H2O + 2 KCl
C5H5{-} + Fe{2+} = (C5H5)2Fe =>
2 C5H5{-} + Fe{2+} = (C5H5)2Fe
FeCl3 + Na2(CO3) = Fe2(CO3)3 + NaCl =>
2 FeCl3 + 3 Na2(CO3) = Fe2(CO3)3 + 6 NaCl
C6H6 + Mn{4+} + H2O = CO2 + H{+} + Mn{2+} =>
C6H6 + 15 Mn{4+} + 12 H2O = 6 CO2 + 30 H{+} + 15 Mn{2+}
Th(C2O4)2 + (NH4)2C2O4 = (NH4)4(Th(C2O4)4) =>
Th(C2O4)2 + 2(NH4)2C2O4 = (NH4)4(Th(C2O4)4)
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
OCl + S2O3 = SO4 + Cl = H2O =>
5 OCl + S2O3 = 2 SO4 + 5 Cl
Cu + Pb3(PO4)4 = Pb + Cu3(PO4)2 =>
6 Cu + Pb3(PO4)4 = 3 Pb + 2 Cu3(PO4)2
FeCl3 + KOH + HClO = K2FeO4 + H2O + Cl2 =>
2 FeCl3 + 4 KOH + 12 HClO = 2 K2FeO4 + 8 H2O + 9 Cl2
C3H8O + PBr3 = C3H7Br + P(OH)3 =>
3 C3H8O + PBr3 = 3 C3H7Br + P(OH)3
P + O5 = P2O5 =>
2 P + O5 = P2O5
CaCO3 + HC1 = CaC2 + CO2 + H2O =>
CaCO3 + 2 HC1 = CaC2 + CO2 + H2O
Sn + H2SO4 + H2O = H2 + SnSO4O2 =>
Sn + H2SO4 + 2 H2O = 3 H2 + SnSO4O2
ClO2{-} + HPO3{2-} + OH{-} = Cl{-} + PO4{3-} + H2O =>
ClO2{-} + 2 HPO3{2-} + 2 OH{-} = Cl{-} + 2 PO4{3-} + 2 H2O
Pd + FeCl3 = PdCl2 + FeCl =>
Pd + FeCl3 = PdCl2 + FeCl
H3COH + Cr2O7{2-} + H{+} = H2CO + Cr{3+} + H2O =>
3 H3COH + Cr2O7{2-} + 8 H{+} = 3 H2CO + 2 Cr{3+} + 7 H2O
CH4 + OH{-} = CO2 + H2O + {-} =>
CH4 + 8 OH{-} = CO2 + 6 H2O + 8e
K2SO3 + KIO3 + HCl = K2SO4 + I2 + KCl + H2O =>
5 K2SO3 + 2 KIO3 + 2 HCl = 5 K2SO4 + I2 + 2 KCl + H2O
C2H5OH + Ag2O = C2H5OAg + H2O =>
2 C2H5OH + Ag2O = 2 C2H5OAg + H2O
Fe{2+} + Cr3O7{-2} + H{+} = Fe{3+} + Cr{3+} + H2O =>
3 Fe{2+} + Cr3O7{-2} + 14 H{+} = 3 Fe{3+} + 3 Cr{3+} + 7 H2O
HC2H3CO2 + Mg(OH)2 = Mg(C2H3CO2)2 + H2O =>
2 HC2H3CO2 + Mg(OH)2 = Mg(C2H3CO2)2 + 2 H2O
Fe(H2O)6 + CO3 = Fe(H2O)3(OH)3 + CO2 + H2O =>
2 Fe(H2O)6 + 3 CO3 = 2 Fe(H2O)3(OH)3 + 3 CO2 + 3 H2O
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Équations équilibrées sur04/21/25
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