| Équations équilibrées la veille | Équations équilibrées le lendemain |
207 Cr = Cr207
C6H5COO{-} + H{+} = C6H5COOH =>
C6H5COO{-} + H{+} = C6H5COOH
C5H12 + Br = C5H9Br + HBr =>
C5H12 + 4 Br = C5H9Br + 3 HBr
NaClO3 + H2S = NaCl + S + H2O =>
NaClO3 + 3 H2S = NaCl + 3 S + 3 H2O
CH3OH + C2H5COOH = C2H5COOCH3 + H2O =>
CH3OH + C2H5COOH = C2H5COOCH3 + H2O
Cu + CrO42 = CuO4 + Cr =>
21 Cu + 2 CrO42 = 21 CuO4 + 2 Cr
C6H5NHCOCH2Cl + NaOH = C6H5NHCOCH2OH + NaCl =>
C6H5NHCOCH2Cl + NaOH = C6H5NHCOCH2OH + NaCl
SO2 + NO2 = NO + SO3 =>
SO2 + NO2 = NO + SO3
HCl + NaCl + AgNO3 = AgCl + NaOH + ClNO2 =>
HCl + NaCl + AgNO3 = AgCl + NaOH + ClNO2
S8(s) + O2(g) = SO =>
S8(s) + 4 O2(g) = 8 SO
FeS + Na2O = Fe3O4 + NaS4O + Na0 =>
12 FeS + 19 Na2O = 4 Fe3O4 + 3 NaS4O + 35 Na0
SrNO32 = SrNO2 + O2 =>
SrNO32 = SrNO2 + 15 O2
Sn + HNO3 = Sn(NO3)2 + H2O + N2O =>
4 Sn + 10 HNO3 = 4 Sn(NO3)2 + 5 H2O + N2O
H2O2 + MnO2 = Mn{2+} + H2O + MnO4{-} =>
2 H2O2 + 3 MnO2 = Mn{2+} + 2 H2O + 2 MnO4{-}
NaNO3 + FeSO4 + H2SO4 = Fe2(SO4)3 + NO + Na2SO4 + H2O =>
2 NaNO3 + 6 FeSO4 + 4 H2SO4 = 3 Fe2(SO4)3 + 2 NO + Na2SO4 + 4 H2O
Na + Mg = NaMg4 =>
Na + 4 Mg = NaMg4
PBr5 + H2O = H5PO5 + HBr =>
PBr5 + 5 H2O = H5PO5 + 5 HBr
Cu(HCO3)2 + K = K(HCO3) + Cu =>
Cu(HCO3)2 + 2 K = 2 K(HCO3) + Cu
SO2 + Cu(OH)2 = CuSO3 + H2O =>
SO2 + Cu(OH)2 = CuSO3 + H2O
As2S3 + NaNO3 + Na2CO3 = NaNO2 + Na2SO4 + CO2 + Na3AsO4 =>
As2S3 + 14 NaNO3 + 6 Na2CO3 = 14 NaNO2 + 3 Na2SO4 + 6 CO2 + 2 Na3AsO4
KHS + HCl = H2S + KCl =>
KHS + HCl = H2S + KCl
NH3NaOCl = NaOHNH2Cl =>
NH3NaOCl = NaOHNH2Cl
H2S + KOH = H2O + K2S =>
H2S + 2 KOH = 2 H2O + K2S
C6H5CH3 + HBr = C6H6 + CH5Br =>
9 C6H5CH3 + 3 HBr = 10 C6H6 + 3 CH5Br
C5H12 + Br = C5H9Br + HBr =>
C5H12 + 4 Br = C5H9Br + 3 HBr
Cl2 + NaNO3 = NaClO3 + N2 =>
Cl2 + 2 NaNO3 = 2 NaClO3 + N2
HgSe + HCl = HgCl2 + H2Se =>
HgSe + 2 HCl = HgCl2 + H2Se
Na2SO4 + Sr = SrSO4 + Na =>
Na2SO4 + Sr = SrSO4 + 2 Na
Zm + H2O = Zm(OH)2 + H2 =>
Zm + 2 H2O = Zm(OH)2 + H2
CuCl2 + NH3 + H2O = [Cu(NH3)4(H2O)2{2+}] + NH4Cl + OH{-} =>
CuCl2 + 6 NH3 + 4 H2O = [Cu(NH3)4(H2O)2{2+}] + 2 NH4Cl + 2 OH{-}
CICH2COOH + NH3 = H2NCH2COOH + NH4CI =>
CICH2COOH + 2 NH3 = H2NCH2COOH + NH4CI
Cr(OH)3 + O2 = Cr2O3 + OH =>
4 Cr(OH)3 + 3 O2 = 2 Cr2O3 + 12 OH
Na2SO4H2OSO2 = H2SO4Na2SO3 =>
Na2SO4H2OSO2 = H2SO4Na2SO3
Ba(OH)2 + H3AsO4 = Ba3(AsO4)2 + H2O =>
3 Ba(OH)2 + 2 H3AsO4 = Ba3(AsO4)2 + 6 H2O
C4H8O2 + O2 = CO2 + H2O =>
C4H8O2 + 5 O2 = 4 CO2 + 4 H2O
Ba(OH)2 + H3PO4 = Ba3(PO4)2 + H2O =>
3 Ba(OH)2 + 2 H3PO4 = Ba3(PO4)2 + 6 H2O
Fe(OH)3 + HNO3 = Fe(NO3)3 + H2O =>
Fe(OH)3 + 3 HNO3 = Fe(NO3)3 + 3 H2O
Cr(OH)6 = CrO3 + H2O =>
Cr(OH)6 = CrO3 + 3 H2O
KJ + K2Cr2O2 + H2SO4 = J2 + Cr2(S04)3 + K2SO4 + H2O =>
74 KJ + K2Cr2O2 + 50 H2SO4 = 37 J2 + Cr2(S04)3 + 38 K2SO4 + 50 H2O
SnH2O = Sn(OH)H =>
SnH2O = Sn(OH)H
Fe2S2 + O2 = Fe2O3 + SO =>
2 Fe2S2 + 5 O2 = 2 Fe2O3 + 4 SO
CuSO4 + NaOH + HCl = NaCl + SO4 + Cu(OH)2 + H =>
CuSO4 + 2 NaOH + 2 HCl = 2 NaCl + SO4 + Cu(OH)2 + 2 H
Pb(NO3)2 + Na3(PO4) = NaNO3 + Pb3(PO4)2 =>
3 Pb(NO3)2 + 2 Na3(PO4) = 6 NaNO3 + Pb3(PO4)2
H2 + SO2 = H2S + H2O =>
3 H2 + SO2 = H2S + 2 H2O
Ba(OH)2 + Cl2O5 = Ba(ClO3)2 + H2O =>
Ba(OH)2 + Cl2O5 = Ba(ClO3)2 + H2O
Mg2 + O2 = MgO =>
Mg2 + O2 = 2 MgO
KOHNaF = NaOHKF =>
KOHNaF = NaOHKF
SO2 + NO2 = NO + SO3 =>
SO2 + NO2 = NO + SO3
Cu + NH4OH = Cu(NH4)4 + Cu(OH)2 =>
3 Cu + 4 NH4OH = Cu(NH4)4 + 2 Cu(OH)2
Mg2Cl2(s) + H2O(l) = Mg2O(s) + HCl(g) =>
Mg2Cl2(s) + H2O(l) = Mg2O(s) + 2 HCl(g)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/16/24
Équations équilibrées sur12/16/23
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