| Équations équilibrées la veille | Équations équilibrées le lendemain |
FeSO4 + 2 HNO3 = Fe(NO3)2 + H2SO4
C2H4(s) + H2O2(g) = CO2(g) + H2O(g) =>
C2H4(s) + 6 H2O2(g) = 2 CO2(g) + 8 H2O(g)
Al + Cr2O3 = Al2O3 + Cr =>
2 Al + Cr2O3 = Al2O3 + 2 Cr
HgS + CaO = Hg + CaS + CaSO4 =>
4 HgS + 4 CaO = 4 Hg + 3 CaS + CaSO4
Fe(HO)3 + HNO3 = Fe(NO3)3 + H2O =>
Fe(HO)3 + 3 HNO3 = Fe(NO3)3 + 3 H2O
(NH4)2Fe(SO4)2 + NaOH = Fe(OH)2 + NH3 + H2O + Na2SO4 =>
(NH4)2Fe(SO4)2 + 4 NaOH = Fe(OH)2 + 2 NH3 + 2 H2O + 2 Na2SO4
IO3 + As2O3 = I + AsO4 =>
5 IO3 + 3 As2O3 = 5 I + 6 AsO4
K + O2 = K2O =>
4 K + O2 = 2 K2O
H2 + O2 = H2O2 =>
H2 + O2 = H2O2
NaOOCCH2CH2CH2COONa + NaOH = Na2CO3 + CH3CH2CH3 =>
NaOOCCH2CH2CH2COONa + 2 NaOH = 2 Na2CO3 + CH3CH2CH3
KAsO2 + HNO3 + KOH = K3AsO4 + NO + H2O =>
3 KAsO2 + 2 HNO3 + 6 KOH = 3 K3AsO4 + 2 NO + 4 H2O
FeSO4 + SO2 = Fe2(SO3)4 =>
2 FeSO4 + 2 SO2 = Fe2(SO3)4
KHH2SO4 = KHSO4H2 =>
KHH2SO4 = KHSO4H2
C2H4 + KMnO4 + H2O = C2H6O2 + KOH + MnO2 =>
3 C2H4 + 2 KMnO4 + 4 H2O = 3 C2H6O2 + 2 KOH + 2 MnO2
Cu(OH)2 + NiSO4 = Ni(OH)2 + CuSO4 =>
Cu(OH)2 + NiSO4 = Ni(OH)2 + CuSO4
CH3NH3ClNaNO2 = N2CH3OHNaClH2O =>
CH3NH3ClNaNO2 = N2CH3OHNaClH2O
C9H20 + O2 = CO2 + H2O =>
C9H20 + 14 O2 = 9 CO2 + 10 H2O
HCHO2 + KOH = KCHO2 + H2O =>
HCHO2 + KOH = KCHO2 + H2O
Fe(SCN)3 + H2O = HSCN + Fe(OH)3 =>
Fe(SCN)3 + 3 H2O = 3 HSCN + Fe(OH)3
NaCl + NH4PO4 = NaPO4 + NH4Cl =>
NaCl + NH4PO4 = NaPO4 + NH4Cl
ZnCl(aq) + H2(g) = HCl + Zn =>
2 ZnCl(aq) + H2(g) = 2 HCl + 2 Zn
As4O6 + Cl2 + H2O = H3AsO4 + HCl =>
As4O6 + 4 Cl2 + 10 H2O = 4 H3AsO4 + 8 HCl
CIF3 + (CH3)2N2H2 = CF4 + N2 + HCI + HF =>
4 CIF3 + (CH3)2N2H2 = 2 CF4 + N2 + 4 HCI + 4 HF
(c)H2(g) + O2(g) = H2O(g) =>
2(c)H2(g) + O2(g) = 2 H2O(g)
C6H5CH3 + KMnO4 = C6H5COOK + K2CO3 + MnO2 + H2O =>
3 C6H5CH3 + 16 KMnO4 = 2 C6H5COOK + 7 K2CO3 + 16 MnO2 + 7 H2O
Fe(OH)3 + K2O = KFeO2 + H2O =>
2 Fe(OH)3 + K2O = 2 KFeO2 + 3 H2O
Mg(NO3)2 + HCl = MgCl2 + HNO3 =>
Mg(NO3)2 + 2 HCl = MgCl2 + 2 HNO3
HCl + MnO2 = Cl2 + H2O + MnCl2 =>
4 HCl + MnO2 = Cl2 + 2 H2O + MnCl2
C3H7Br + NaOH = C3OH8 + NaBr =>
C3H7Br + NaOH = C3OH8 + NaBr
CuBr2 + KI = CuI + KBr2 =>
CuBr2 + KI = CuI + KBr2
H2S(aq) + Cl2(g) = S(s) + HCl =>
H2S(aq) + Cl2(g) = S(s) + 2 HCl
H2O2 + As2S3 + NH3 = (NH4)3AsO4 + (NH4)2SO4 + H2O =>
14 H2O2 + As2S3 + 12 NH3 = 2(NH4)3AsO4 + 3(NH4)2SO4 + 8 H2O
SO + O2 + H2O = H2SO4 =>
SO + O2 + H2O = H2SO4
Se + NaOH = Na2SeO3 + H2O + Na2Se =>
3 Se + 6 NaOH = Na2SeO3 + 3 H2O + 2 Na2Se
KMnO4 = MnO2 + K2O + O2 =>
4 KMnO4 = 4 MnO2 + 2 K2O + 3 O2
Fe(OH)3 + K2CO3 = KFeO2 + CO2 + H2O =>
2 Fe(OH)3 + K2CO3 = 2 KFeO2 + CO2 + 3 H2O
Cu + Fe(CN)6 = CuFe(CN)6 =>
Cu + Fe(CN)6 = CuFe(CN)6
C6H12O6(aq) = C2H5OH(aq) + CO2(g) =>
C6H12O6(aq) = 2 C2H5OH(aq) + 2 CO2(g)
NH3 + H2O = NH3OH + H2 =>
2 NH3 + 2 H2O = 2 NH3OH + H2
CuS + NO3 = Cu(NO3)2 + NO2 + SO2 =>
CuS + 4 NO3 = Cu(NO3)2 + 2 NO2 + SO2
Fe3O2 + H2 = Fe + H2O =>
Fe3O2 + 2 H2 = 3 Fe + 2 H2O
CH3CHCH2 + Cl2 = CH3CCl2CHCl2 + H2 =>
CH3CHCH2 + 2 Cl2 = CH3CCl2CHCl2 + H2
Al(OH)3 + Na2SO4 = Al2(SO4)3 + Na(OH) =>
2 Al(OH)3 + 3 Na2SO4 = Al2(SO4)3 + 6 Na(OH)
CuCl2 + Fe(OH)2 = FeCl2 + Cu(OH)2 =>
CuCl2 + Fe(OH)2 = FeCl2 + Cu(OH)2
NH3 + HBr = NH4Br =>
NH3 + HBr = NH4Br
Be(OH)2 + Ba(OH)2 = BaBeO2 + H2O =>
Be(OH)2 + Ba(OH)2 = BaBeO2 + 2 H2O
Mg(s) + CuSO4 = MgSO4(aq) + Cu(s) =>
Mg(s) + CuSO4 = MgSO4(aq) + Cu(s)
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
CuI2 = CuI + I2 =>
2 CuI2 = 2 CuI + I2
Ca + ClO3 = Ca(ClO3)2 =>
Ca + 2 ClO3 = Ca(ClO3)2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/23/24
Équations équilibrées sur01/22/24
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