| Équations équilibrées la veille | Équations équilibrées le lendemain |
HCN + NaOH = NaCN + H2O
FeSO4 + H2SO4 = Fe2(SO4)3 + SO2 + H2O =>
2 FeSO4 + 2 H2SO4 = Fe2(SO4)3 + SO2 + 2 H2O
CuSO4 + NH3 + H2O = Cu(OH)2 + (NH4)2SO4 =>
CuSO4 + 2 NH3 + 2 H2O = Cu(OH)2 + (NH4)2SO4
FeS + H2SO4 = Fe2(SO4)3 + SO2 + H2O =>
2 FeS + 10 H2SO4 = Fe2(SO4)3 + 9 SO2 + 10 H2O
FeS + H2SO4 = Fe2(SO4)3 + S + H2O =>
2 FeS + 4 H2SO4 = Fe2(SO4)3 + 3 S + 4 H2O
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
C6H5CH3 + KMnO4 + H2SO4 = C6H5COOH + K2SO4 + MnSO4 + H2O =>
5 C6H5CH3 + 6 KMnO4 + 9 H2SO4 = 5 C6H5COOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
FeCl3 + Ca(Oh)2 = Fe(Oh)3 + CaCl2 =>
2 FeCl3 + 3 Ca(Oh)2 = 2 Fe(Oh)3 + 3 CaCl2
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
AgCl + NH4OH = Ag(NH3)2Cl + H2O =>
AgCl + 2 NH4OH = Ag(NH3)2Cl + 2 H2O
Al2(SO4)3 + NaOH = Na2SO4 + Al(OH)3 =>
Al2(SO4)3 + 6 NaOH = 3 Na2SO4 + 2 Al(OH)3
C2H5OH + O2 = CH3COOH + H2O =>
C2H5OH + O2 = CH3COOH + H2O
SCN{-} + MnO4{-} + H{+} = (CN)2 + SO4{2-} + Mn{2+} + H2O =>
10 SCN{-} + 14 MnO4{-} + 32 H{+} = 5(CN)2 + 10 SO4{2-} + 14 Mn{2+} + 16 H2O
MnO4 + H2C2O4 = Mn + CO2 + H2O =>
MnO4 + 4 H2C2O4 = Mn + 8 CO2 + 4 H2O
KMnO4 + FeSO4 + H2SO4 = K2SO4 + MnSO4 + Fe2(SO4)3 + H2O =>
2 KMnO4 + 10 FeSO4 + 8 H2SO4 = K2SO4 + 2 MnSO4 + 5 Fe2(SO4)3 + 8 H2O
H{+} + NO3{-} + I2 = IO3{-} + NO2 + H2O =>
8 H{+} + 10 NO3{-} + I2 = 2 IO3{-} + 10 NO2 + 4 H2O
H{+} + NO3{-} + I2 = IO3{-} + NO + H2O =>
4 H{+} + 10 NO3{-} + 3 I2 = 6 IO3{-} + 10 NO + 2 H2O
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
FeCl3 + Ca(oh)2 = Fe(oh)3 + CaCl2 =>
12 FeCl3 + 9 Ca(oh)2 = 4 Fe(oh)3 + 18 CaCl2
(VO2)2SO4 + VSO4 + H2SO4 = VOSO4 + H2O =>
(VO2)2SO4 + VSO4 + H2SO4 = 3 VOSO4 + H2O
Fe + NH3OH = FeOH + NH3 =>
Fe + NH3OH = FeOH + NH3
MnCl2(s) + H2SO4(aq) = MnSO4(aq) + HCl =>
MnCl2(s) + H2SO4(aq) = MnSO4(aq) + 2 HCl
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Br2 + KI = I2 + KBr =>
Br2 + 2 KI = I2 + 2 KBr
MnO2 + H2O = Mn(OH)2 + OH =>
MnO2 + 2 H2O = Mn(OH)2 + 2 OH
Ag(NO3)2 + HCl = AgCl2 + HNO3 =>
Ag(NO3)2 + 2 HCl = AgCl2 + 2 HNO3
NH4Cl + Ca(OH)2 = CaCl2 + H2O + NH3 =>
2 NH4Cl + Ca(OH)2 = CaCl2 + 2 H2O + 2 NH3
H2 + N2 = NH3 =>
3 H2 + N2 = 2 NH3
KClO3 + HCl = KCl + Cl2 + H2O =>
KClO3 + 6 HCl = KCl + 3 Cl2 + 3 H2O
NH4OH + H2SO4 = (NH4)2SO4 + H2O =>
2 NH4OH + H2SO4 = (NH4)2SO4 + 2 H2O
Fe{2+} + SO4{2-} + H{+} = Fe{3+} + SO2 + H2O =>
2 Fe{2+} + SO4{2-} + 4 H{+} = 2 Fe{3+} + SO2 + 2 H2O
Cu + HNO3 + H2SO4 = CuSO4 + NO + H2O =>
3 Cu + 2 HNO3 + 3 H2SO4 = 3 CuSO4 + 2 NO + 4 H2O
Si + HF = SiF4 + H2 =>
Si + 4 HF = SiF4 + 2 H2
CH3OH + Na = CH3ONa + H2 =>
2 CH3OH + 2 Na = 2 CH3ONa + H2
Zn + NO3{-} + H{+} = Zn{2+} + NH2OH + H2O =>
3 Zn + NO3{-} + 7 H{+} = 3 Zn{2+} + NH2OH + 2 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
NH3 + CuO = Cu + H2O + N2 =>
2 NH3 + 3 CuO = 3 Cu + 3 H2O + N2
(VO2)2SO4 + V2(SO4)3 = VOSO4 =>
(VO2)2SO4 + V2(SO4)3 = 4 VOSO4
NH4ClO4 + P2S3 = H3PO4 + HCl + SO2 + N2 + H2O =>
22 NH4ClO4 + 5 P2S3 = 10 H3PO4 + 22 HCl + 15 SO2 + 11 N2 + 18 H2O
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
H2O2(l) = H2O(l) + O =>
H2O2(l) = H2O(l) + O
(VO2)2SO4 + H2SO4 + VSO4 = V2(SO4)3 + H2O =>
(VO2)2SO4 + 4 H2SO4 + 4 VSO4 = 3 V2(SO4)3 + 4 H2O
H3BiO3 + Na2SO3 + H2SO4 = Bi(SO4) + Na2SO4 + H2O =>
2 H3BiO3 + Na2SO3 + 2 H2SO4 = 2 Bi(SO4) + Na2SO4 + 5 H2O
NH3 + Cl2 = HCl + NCl3 =>
NH3 + 3 Cl2 = 3 HCl + NCl3
CH3CH3 + O2 = CO2 + H2O =>
2 CH3CH3 + 7 O2 = 4 CO2 + 6 H2O
H3BiO3 + Na2SO3 + H2SO4 = Bi(SO4) + Na2SO4 + H2O =>
2 H3BiO3 + Na2SO3 + 2 H2SO4 = 2 Bi(SO4) + Na2SO4 + 5 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
HNO3 = H2O + NO2 + O2 =>
4 HNO3 = 2 H2O + 4 NO2 + O2
K + S = K2S =>
2 K + S = K2S
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/28/14
Équations équilibrées sur04/27/13
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