| Équations équilibrées la veille | Équations équilibrées le lendemain |
Se + H2 = SeH2
Se + Na = SeNa =>
Se + Na = SeNa
Zn + AgCl = ZnCl2 + Ag =>
Zn + 2 AgCl = ZnCl2 + 2 Ag
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
Pb(NO3)2 + H3AsO4 = PbHAsO4 + HNO3 =>
Pb(NO3)2 + H3AsO4 = PbHAsO4 + 2 HNO3
CaHPO4 + H3PO4 = Ca(H2PO4)2 =>
CaHPO4 + H3PO4 = Ca(H2PO4)2
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
NH3 + HCL = CLNH4 =>
NH3 + HCL = CLNH4
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
SO2 + O2 + H2O = H2SO4 =>
2 SO2 + O2 + 2 H2O = 2 H2SO4
CO2 + H2 = CH4 + H2O =>
CO2 + 4 H2 = CH4 + 2 H2O
MnO2 + OH = MnO4 + H2O =>
MnO2 + 4 OH = MnO4 + 2 H2O
K2Cr2O7 + H2SO4 + HCl = Cr2(SO4)3 + K2SO4 + H2O + Cl3 =>
K2Cr2O7 + 4 H2SO4 + 6 HCl = Cr2(SO4)3 + K2SO4 + 7 H2O + 2 Cl3
NH4I + Cl2 = NH4Cl + I2 =>
2 NH4I + Cl2 = 2 NH4Cl + I2
K2Cr2O7 + H2SO4 + HCl = Cr2(SO4)3 + K2SO4 + H2O + Cl2 =>
K2Cr2O7 + 4 H2SO4 + 6 HCl = Cr2(SO4)3 + K2SO4 + 7 H2O + 3 Cl2
HC2H3O2 + NaOH = HOH + NaC2H3O2 =>
HC2H3O2 + NaOH = HOH + NaC2H3O2
NO3 + H20 = NO2 + OH =>
20 NO3 + H20 = 20 NO2 + 20 OH
NO3 + H2O = NO2 + OH =>
NO3 + H2O = NO2 + 2 OH
Ca(NO3)2 + HCl = CaCl2 + HNO3 =>
Ca(NO3)2 + 2 HCl = CaCl2 + 2 HNO3
PCl5 + H2O = H3PO4 + HCl =>
PCl5 + 4 H2O = H3PO4 + 5 HCl
KMnO4 + FeSO4 + H2SO4 = K2SO4 + MnSO4 + Fe2(SO4)3 + H2O =>
2 KMnO4 + 10 FeSO4 + 8 H2SO4 = K2SO4 + 2 MnSO4 + 5 Fe2(SO4)3 + 8 H2O
(NH4)2Co3 = NH3 + H20 + Co2 =>
10(NH4)2Co3 = 20 NH3 + H20 + 15 Co2
HCl + Ca(OH)2 = HOH + CaCl2 =>
2 HCl + Ca(OH)2 = 2 HOH + CaCl2
NH3 + CuO = Cu + H2O + N2 =>
2 NH3 + 3 CuO = 3 Cu + 3 H2O + N2
Zn + S = ZnS =>
Zn + S = ZnS
Al + H2O = Al(OH)3 + H2 =>
2 Al + 6 H2O = 2 Al(OH)3 + 3 H2
MnO4{-} + H{+} + e = Mn{2+} + H2O =>
MnO4{-} + 8 H{+} + 5e = Mn{2+} + 4 H2O
hydrochloricacid + calcium = calciumchloride + hydrogen =>
2 HCl + Ca = CaCl2 + H2
Zn + S = ZnS =>
Zn + S = ZnS
Al + H2O = Al(OH)4 + H2 =>
Al + 4 H2O = Al(OH)4 + 2 H2
NaOH + CO2 = Na2CO3 + H2O =>
2 NaOH + CO2 = Na2CO3 + H2O
Se + Na = Na2Se =>
Se + 2 Na = Na2Se
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
Fe{2+} = Fe{3+} + e =>
Fe{2+} = Fe{3+} + e
H3PO4 + Mg(OH)2 = HOH + Mg3(PO4)2 =>
2 H3PO4 + 3 Mg(OH)2 = 6 HOH + Mg3(PO4)2
NaHSO4H2O + NaCL = Na2SO4 + HCL + H2O =>
NaHSO4H2O + NaCL = Na2SO4 + HCL + H2O
SbCl5 + H2O = SbOCl3 + HCl =>
SbCl5 + H2O = SbOCl3 + 2 HCl
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
SbCl5 + H2O = SbOCl3 + HCl =>
SbCl5 + H2O = SbOCl3 + 2 HCl
Al + I2 = AlI3 =>
2 Al + 3 I2 = 2 AlI3
C8H17OH(l) + O2(g) = CO(g) + H2O(l) =>
C8H17OH(l) + 8 O2(g) = 8 CO(g) + 9 H2O(l)
Cr2O7{2-} + H{+} + e = Cr{3+} + H2O =>
Cr2O7{2-} + 14 H{+} + 6e = 2 Cr{3+} + 7 H2O
H2CO3 + KOH = HOH + K2CO3 =>
H2CO3 + 2 KOH = 2 HOH + K2CO3
C8H17OH(l) + O2(g) = C(g) + H2O(l) =>
C8H17OH(l) + 4 O2(g) = 8 C(g) + 9 H2O(l)
C2H6 + O2 = CH3COOH + H2O =>
2 C2H6 + 3 O2 = 2 CH3COOH + 2 H2O
Al2S3 + H2O = Al(OH)3 + H2S =>
Al2S3 + 6 H2O = 2 Al(OH)3 + 3 H2S
Ba(NO3)2 + H2S = BaS + HNO3 =>
Ba(NO3)2 + H2S = BaS + 2 HNO3
C8H17OH(l) + O2(g) = C(g) + H2O =>
C8H17OH(l) + 4 O2(g) = 8 C(g) + 9 H2O
H2SO4 + HI = H2S + I2 + H2O =>
H2SO4 + 8 HI = H2S + 4 I2 + 4 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/30/14
Équations équilibrées sur04/29/13
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