| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Na + Cl2 = 2 NaCl
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
PbS + O2 = PbO + SO2 =>
2 PbS + 3 O2 = 2 PbO + 2 SO2
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
C3H7OH + O2 = CO2 + H2O =>
2 C3H7OH + 9 O2 = 6 CO2 + 8 H2O
Na + I2 = NaI =>
2 Na + I2 = 2 NaI
S{-2} + I2 = I{-} + S =>
S{-2} + I2 = 2 I{-} + S
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
PhCH3 + KMnO4 + H2SO4 = PhCOOH + K2SO4 + MnSO4 + H2O =>
5 PhCH3 + 6 KMnO4 + 9 H2SO4 = 5 PhCOOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
H2O + F2 = HF + O2 =>
2 H2O + 2 F2 = 4 HF + O2
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
C2H5OH + C4H8O = (C2H5)2OC4H8O + H2O =>
2 C2H5OH + C4H8O = (C2H5)2OC4H8O + H2O
NaCl = Na + Cl2 =>
2 NaCl = 2 Na + Cl2
C6H6 + O6 = CO2 + H2O =>
2 C6H6 + 5 O6 = 12 CO2 + 6 H2O
Al + H2SO4 = Al(SO4)2 + H2 =>
Al + 2 H2SO4 = Al(SO4)2 + 2 H2
C6H6 + O6 = CO2 + H2O =>
2 C6H6 + 5 O6 = 12 CO2 + 6 H2O
Fe2O3 + C = Fe + CO2 =>
2 Fe2O3 + 3 C = 4 Fe + 3 CO2
C + H + O2 = CO2H2O2 =>
C + 2 H + 2 O2 = CO2H2O2
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
NaH2PO4 = NaPO3 + H2O =>
NaH2PO4 = NaPO3 + H2O
C + H + O2 = CO2H2O2 =>
C + 2 H + 2 O2 = CO2H2O2
NaAlO2 + HCl + H2O = Al(OH)3 + NaCl =>
NaAlO2 + HCl + H2O = Al(OH)3 + NaCl
NaCl + H2SO4 = Na2SO4 + HCl =>
2 NaCl + H2SO4 = Na2SO4 + 2 HCl
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
NaAlO2 + HCl + H2O = Al(OH)3 + NaCl =>
NaAlO2 + HCl + H2O = Al(OH)3 + NaCl
C + N2O = CO2 + N2 =>
C + 2 N2O = CO2 + 2 N2
Al + S8 = Al2S3 =>
16 Al + 3 S8 = 8 Al2S3
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
CuSO4 + Na2S = CuS + Na2SO4 =>
CuSO4 + Na2S = CuS + Na2SO4
H2O + SO3 = H2SO4 =>
H2O + SO3 = H2SO4
SO2 + H2O = H2SO3 =>
SO2 + H2O = H2SO3
C6H6 + O6 = CO2 + H2O =>
2 C6H6 + 5 O6 = 12 CO2 + 6 H2O
Na + HCl = NaCl + H2 =>
2 Na + 2 HCl = 2 NaCl + H2
Li2O + H2O = LiOH =>
Li2O + H2O = 2 LiOH
Na + HCl = NaCl + H2 =>
2 Na + 2 HCl = 2 NaCl + H2
Na2HPO4 = Na4P2O7 + H2O =>
2 Na2HPO4 = Na4P2O7 + H2O
NaCl + AgNO3 = NaNO3 + AgCl =>
NaCl + AgNO3 = NaNO3 + AgCl
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
Al + S8 = Al2S3 =>
16 Al + 3 S8 = 8 Al2S3
HCl + NH3 = NH4Cl =>
HCl + NH3 = NH4Cl
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Na + Br2 = Na2Br2 =>
2 Na + Br2 = Na2Br2
NH3 + NO = N2 + H2O =>
4 NH3 + 6 NO = 5 N2 + 6 H2O
Fe2 + K4[Fe(CN)6] = Fe2[Fe(CN)6] + K =>
Fe2 + K4[Fe(CN)6] = Fe2[Fe(CN)6] + 4 K
NaAlO2 + CH3COOH = (CH3COO)2AlOH + NaOH =>
NaAlO2 + 2 CH3COOH = (CH3COO)2AlOH + NaOH
H4As2O7 = As2O5 + H2O =>
H4As2O7 = As2O5 + 2 H2O
Na + Br2 = NaBr2 =>
Na + Br2 = NaBr2
H2O + CO2 = H2CO3 =>
H2O + CO2 = H2CO3
BF3 + Li2SO3 = B2(SO3)3 + LiF =>
2 BF3 + 3 Li2SO3 = B2(SO3)3 + 6 LiF
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/06/11
Équations équilibrées sur01/05/11
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