| Équations équilibrées la veille | Équations équilibrées le lendemain |
H2S + O2 = H2 + SO2
H2S + O2 = H2O + SO2 =>
2 H2S + 3 O2 = 2 H2O + 2 SO2
H2O = H + O =>
H2O = 2 H + O
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
Na + O2 = NaO2 =>
Na + O2 = NaO2
Na + O = NaO2 =>
Na + 2 O = NaO2
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6{-} = 2 Cr{+3} + 7 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
C8H8 + O2 = CO2 + H2O =>
C8H8 + 10 O2 = 8 CO2 + 4 H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
FeSO4 + NaOH = Fe(OH) + NaSO4 =>
FeSO4 + NaOH = Fe(OH) + NaSO4
MnO4{-} + C2O4{--} + H{+} = Mn{++} + CO2 + H2O =>
MnO4{-} + 6 C2O4{--} + 8 H{+} = Mn{++} + 12 CO2 + 4 H2O
Be2C + H2O = CH4 + Be(OH)2 =>
Be2C + 4 H2O = CH4 + 2 Be(OH)2
Al4C3 + H2O = Al(OH)3 + CH4 =>
Al4C3 + 12 H2O = 4 Al(OH)3 + 3 CH4
Pb(NO3)2 + Fe2(SO4)3 = Fe(NO3)3 + PbSO4 =>
3 Pb(NO3)2 + Fe2(SO4)3 = 2 Fe(NO3)3 + 3 PbSO4
Mg(OH)2 + (NH4)3PO4 = Mg3(PO4)2 + NH4OH =>
3 Mg(OH)2 + 2(NH4)3PO4 = Mg3(PO4)2 + 6 NH4OH
NH4OH = NH3 + H2O =>
NH4OH = NH3 + H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
K(ClO3) = K(ClO2) + O2 =>
2 K(ClO3) = 2 K(ClO2) + O2
Al(NO3)3 + Na(OH) = Al(OH)3 + NaNO3 =>
Al(NO3)3 + 3 Na(OH) = Al(OH)3 + 3 NaNO3
C3H7OH + Cr2O7{-2} + H{+} = Cr{3+} + CH3COCH3 + H2O =>
3 C3H7OH + Cr2O7{-2} + 8 H{+} = 2 Cr{3+} + 3 CH3COCH3 + 7 H2O
Ba(NO3)2 + MgSO4 = Mg(NO3)2 + BaSO4 =>
Ba(NO3)2 + MgSO4 = Mg(NO3)2 + BaSO4
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
BeCl2 + O2 = Be(ClO3)2 =>
BeCl2 + 3 O2 = Be(ClO3)2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
KOH + SO2 = K2SO3 + H2O =>
2 KOH + SO2 = K2SO3 + H2O
K2MnO4 + HCl = KMnO4 + MnO2 + KCl + H2O =>
3 K2MnO4 + 4 HCl = 2 KMnO4 + MnO2 + 4 KCl + 2 H2O
FeCl3 + (NH4)2S = Fe2S3 + NH4Cl =>
2 FeCl3 + 3(NH4)2S = Fe2S3 + 6 NH4Cl
NaVO3 + Zn + HCl = NaCl + VCl2 + ZnCl2 + H2O =>
2 NaVO3 + 3 Zn + 12 HCl = 2 NaCl + 2 VCl2 + 3 ZnCl2 + 6 H2O
Na2CO3 + H3PO4 = Na3PO4 + H2O + CO2 =>
3 Na2CO3 + 2 H3PO4 = 2 Na3PO4 + 3 H2O + 3 CO2
SO2 + XeOF4 + H2O = H2SO4 + Xe + HF =>
3 SO2 + XeOF4 + 5 H2O = 3 H2SO4 + Xe + 4 HF
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
Na + N2 = Na3N =>
6 Na + N2 = 2 Na3N
K + Br2 = KBr =>
2 K + Br2 = 2 KBr
NaCl + H2SO4 = Na2SO4 + Cl2 + H2 =>
2 NaCl + H2SO4 = Na2SO4 + Cl2 + H2
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
K + F2 = KF =>
2 K + F2 = 2 KF
Ba + Br2 = BaBr2 =>
Ba + Br2 = BaBr2
Cl{-} + HNO3 = HCl + NO3{-} =>
Cl{-} + HNO3 = HCl + NO3{-}
Ba + Br2 = BaBr2 =>
Ba + Br2 = BaBr2
K + O2 = K2O =>
4 K + O2 = 2 K2O
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
HCl + AgNO3 = AgCl + HNO3 =>
HCl + AgNO3 = AgCl + HNO3
Cu + S8 = CuS =>
8 Cu + S8 = 8 CuS
HCl + AgNO3 = AgCl + HNO3 =>
HCl + AgNO3 = AgCl + HNO3
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/19/07
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