| Équations équilibrées la veille | Équations équilibrées le lendemain |
Mg(NO3)2 = Mg + 2 NO2 + O2
CO2(g) + CaSiO3(s) + H2O(l) = SiO2(s) + Ca(HCO3)2(aq) =>
2 CO2(g) + CaSiO3(s) + H2O(l) = SiO2(s) + Ca(HCO3)2(aq)
I3{-} + S2O3{2-} = I{-} + S4O6{-2} =>
I3{-} + 2 S2O3{2-} = 3 I{-} + S4O6{-2}
HCl + Mg(OH)2 = MgCl2 + H2O =>
2 HCl + Mg(OH)2 = MgCl2 + 2 H2O
C3H6 + O2 = CO2 + H2O =>
2 C3H6 + 9 O2 = 6 CO2 + 6 H2O
Na2SO4 + K2CrO4 = Na2CrO4 + K2SO4 =>
Na2SO4 + K2CrO4 = Na2CrO4 + K2SO4
Cd(NO3)2 + (NH4)2S = CdS + NH4NO3 =>
Cd(NO3)2 + (NH4)2S = CdS + 2 NH4NO3
H2SO4 + Zn = ZnSO4 + H2S + H2O =>
5 H2SO4 + 4 Zn = 4 ZnSO4 + H2S + 4 H2O
HCl + Al2O3 = AlCl3 + H2O =>
6 HCl + Al2O3 = 2 AlCl3 + 3 H2O
KBr + NH4OH = KNH4 + BrOH =>
KBr + NH4OH = KNH4 + BrOH
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
Cl2 + NaI = NaCl + I2 =>
Cl2 + 2 NaI = 2 NaCl + I2
Al2(SO4)3 + BaCl2 = AlCl3 + BaSO4 =>
Al2(SO4)3 + 3 BaCl2 = 2 AlCl3 + 3 BaSO4
AgOH + KOH = K[Ag(OH)2] =>
AgOH + KOH = K[Ag(OH)2]
Cu2O + O2 = CuO =>
2 Cu2O + O2 = 4 CuO
CO + H = CH4 + H2O =>
CO + 6 H = CH4 + H2O
CaSO4 + AlCl3 = CaCl2 + Al2(SO4)3 =>
3 CaSO4 + 2 AlCl3 = 3 CaCl2 + Al2(SO4)3
KMNO4 = K2MNO4 + MNO2 + O2 =>
2 KMNO4 = K2MNO4 + MNO2 + O2
KBr + NaOCl = KBrO + NaCl =>
KBr + NaOCl = KBrO + NaCl
N2O5 + H2O = HNO3 =>
N2O5 + H2O = 2 HNO3
C20H12N3NaO7S + C10H16N2O8 = C20H12N2O8 + N3NaO7SC10H16 =>
C20H12N3NaO7S + C10H16N2O8 = C20H12N2O8 + N3NaO7SC10H16
Cu(NH3)4{2+} + Fe = Cu + Fe{2+} + NH3 =>
Cu(NH3)4{2+} + Fe = Cu + Fe{2+} + 4 NH3
C + O2 = CO =>
2 C + O2 = 2 CO
NaOH + (NH4)2CO3 = Na2CO3 + NH4OH =>
2 NaOH + (NH4)2CO3 = Na2CO3 + 2 NH4OH
Zn + AgNO3 = Zn(NO3)2 + Ag =>
Zn + 2 AgNO3 = Zn(NO3)2 + 2 Ag
MnO2 + HCl = MnCl2 + Cl2 + H2O =>
MnO2 + 4 HCl = MnCl2 + Cl2 + 2 H2O
Au(NO3)3 = Au + NO2 + O2 =>
2 Au(NO3)3 = 2 Au + 6 NO2 + 3 O2
MgCO3 = MgO + CO2 =>
MgCO3 = MgO + CO2
Cu2O(s) + C(s) = Cu(s) + CO(g) =>
Cu2O(s) + C(s) = 2 Cu(s) + CO(g)
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Al(OH)3 + H2CO3 = Al2(CO3)3 + H2O =>
2 Al(OH)3 + 3 H2CO3 = Al2(CO3)3 + 6 H2O
SO2 + O = SO3 =>
SO2 + O = SO3
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
Fe + HNO3 = Fe(NO3)3 + NO2 + H2O =>
Fe + 6 HNO3 = Fe(NO3)3 + 3 NO2 + 3 H2O
Bi2(SO4)3 + KI = BiI3 + K2SO4 =>
Bi2(SO4)3 + 6 KI = 2 BiI3 + 3 K2SO4
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
C6H14 + O2 = H2O + CO2 =>
2 C6H14 + 19 O2 = 14 H2O + 12 CO2
CH3COOH + Fe2O3 = (CH3COO)3Fe + H2O =>
6 CH3COOH + Fe2O3 = 2(CH3COO)3Fe + 3 H2O
Na2O + H3PO4 = Na3PO4 + H2O =>
3 Na2O + 2 H3PO4 = 2 Na3PO4 + 3 H2O
KCLO3 = KCL + O2 =>
2 KCLO3 = 2 KCL + 3 O2
Cr + HCl = CrCl2 + H2 =>
Cr + 2 HCl = CrCl2 + H2
Sn + NaOH = Na2SnO2 + H2 =>
Sn + 2 NaOH = Na2SnO2 + H2
Al(s) + O2(g) = Al2O3(s) =>
4 Al(s) + 3 O2(g) = 2 Al2O3(s)
CO2 + Ca(OH)2 = CaCO3 + H2O =>
CO2 + Ca(OH)2 = CaCO3 + H2O
PbO2 = PbO + O2 =>
2 PbO2 = 2 PbO + O2
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
NH3 + H1Cl = NH4Cl =>
NH3 + H1Cl = NH4Cl
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/17/14
Équations équilibrées sur02/16/13
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