| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 KFeI2 + 3 Cl2 = 2 I2 + 2 FeCl2 + 2 KCl
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
Cl2 + KNO3 + H2O = KClO + KCl + HNO3 =>
Cl2 + 2 KNO3 + H2O = KClO + KCl + 2 HNO3
(NH4)2CO3(aq) + NaOH(aq) = Na2CO3(aq) + NH3(g) + H2O =>
(NH4)2CO3(aq) + 2 NaOH(aq) = Na2CO3(aq) + 2 NH3(g) + 2 H2O
C2H4Cl2 + Na2S2O8 + H2O = Na2SO4 + H2SO4 + HCl + CO2 =>
C2H4Cl2 + 5 Na2S2O8 + 4 H2O = 5 Na2SO4 + 5 H2SO4 + 2 HCl + 2 CO2
CH3CH2C(CH3)2OH + HBr = CH3CH2C(CH3)2Br + H2O =>
CH3CH2C(CH3)2OH + HBr = CH3CH2C(CH3)2Br + H2O
HF + FeCO3 = FeF2 + H2O + CO2 =>
2 HF + FeCO3 = FeF2 + H2O + CO2
Fe(OH)2 + H2SO4 = FeSO4 + H2O =>
Fe(OH)2 + H2SO4 = FeSO4 + 2 H2O
Ba(OH)2 + H3PO4 = Ba3(PO4)2 + H2O = Ba(OH)2 + H3PO4 =>
3 Ba(OH)2 + 2 H3PO4 = Ba3(PO4)2 + 6 H2O
ZnSO4 + BaCl2 = BaSO4 + ZnCl2 =>
ZnSO4 + BaCl2 = BaSO4 + ZnCl2
[FeF6] + NaF = Na[FeF6] + F =>
[FeF6] + NaF = Na[FeF6] + F
Al(s) + I2(s) = AlI3(s) =>
2 Al(s) + 3 I2(s) = 2 AlI3(s)
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
Cl2 + KNO3 + H2O = KClO3 + KCl + HNO3 =>
3 Cl2 + 6 KNO3 + 3 H2O = KClO3 + 5 KCl + 6 HNO3
K4[Fe(CN)6]*3H2O + BaCl2*H2O = BaK2[Fe(CN)6] + H2O + KCl =>
K4[Fe(CN)6]*3H2O + BaCl2*H2O = BaK2[Fe(CN)6] + 4 H2O + 2 KCl
Cl2 + KL = KCl + L2 =>
Cl2 + 2 KL = 2 KCl + L2
C6H5 + O2 = CO2 + H2O =>
4 C6H5 + 29 O2 = 24 CO2 + 10 H2O
Na2O = Na + O2 =>
2 Na2O = 4 Na + O2
Ca(OH)2 + Al(OH)3 = Ca3Al2(OH)12 =>
3 Ca(OH)2 + 2 Al(OH)3 = Ca3Al2(OH)12
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
Cl2 + KNO3 + H2O = KClO + KCl + HNO3 =>
Cl2 + 2 KNO3 + H2O = KClO + KCl + 2 HNO3
Ag2SO4 + Cr = Ag + Cr2(SO4)3 =>
3 Ag2SO4 + 2 Cr = 6 Ag + Cr2(SO4)3
O{3} + NO = O{2} + NO{2} =>
2 O{3} + NO = 2 O{2} + NO{2}
NaNO3 + SO3 = Na2SO3 + NO3 =>
2 NaNO3 + SO3 = Na2SO3 + 2 NO3
Cu{2} + S{2-} = CuS =>
Cu{2} + S{2-} = CuS
FeCl3 + H2O = Fe(OH)3 + HCl =>
FeCl3 + 3 H2O = Fe(OH)3 + 3 HCl
NaH + H2O = Na{+} + OH{-} + H2 =>
NaH + H2O = Na{+} + OH{-} + H2
NaIO3 + KI + H2SO4 = I2 + Na2SO4 + K2SO4 + H2O =>
2 NaIO3 + 10 KI + 6 H2SO4 = 6 I2 + Na2SO4 + 5 K2SO4 + 6 H2O
C6H5CH2OH + HBr = C6H5CH2Br + H2O =>
C6H5CH2OH + HBr = C6H5CH2Br + H2O
SnCl2 + HgCl2 = SnCl4 + HgCl =>
SnCl2 + 2 HgCl2 = SnCl4 + 2 HgCl
Cr2O7{2-} + H2S + H{+} = Cr3{+} + S + H2O =>
3 Cr2O7{2-} + 17 H2S + 8 H{+} = 2 Cr3{+} + 17 S + 21 H2O
(COOH)2 + KOH = COOK + H2O =>
(COOH)2 + 2 KOH = 2 COOK + 2 H2O
KN3(s) + HNO2(aq) = N2(g) + NO(g) + KOH(aq) =>
2 KN3(s) + 2 HNO2(aq) = 3 N2(g) + 2 NO(g) + 2 KOH(aq)
Na3PO4 + Cu(NO3)2 = NaNO3 + Cu3(PO4)2 =>
2 Na3PO4 + 3 Cu(NO3)2 = 6 NaNO3 + Cu3(PO4)2
CuCl + NaCN = CuCN + NaCl =>
CuCl + NaCN = CuCN + NaCl
K2CrO4 + HCl = KCl + H2CrO4 =>
K2CrO4 + 2 HCl = 2 KCl + H2CrO4
C18H35NaO2 + HCl = NaCl + C18H36O2 =>
C18H35NaO2 + HCl = NaCl + C18H36O2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
MgCl2 + Na2SO3 = MgSO3 + NaCl =>
MgCl2 + Na2SO3 = MgSO3 + 2 NaCl
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
AI(s) + HCl(aq) = AICl3(aq) + H2(g) =>
2 AI(s) + 6 HCl(aq) = 2 AICl3(aq) + 3 H2(g)
HOCl + H2O + Br2 = HBrO3 + HCl =>
5 HOCl + H2O + Br2 = 2 HBrO3 + 5 HCl
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
Cu[Cu(OH)4] + HCl = CuCl2 + H2O =>
Cu[Cu(OH)4] + 4 HCl = 2 CuCl2 + 4 H2O
Mg(OH)2 + H2SO4 = MgSO4 + H2O =>
Mg(OH)2 + H2SO4 = MgSO4 + 2 H2O
CH3 + Cl2 = CHCl3 + HCl =>
2 CH3 + 5 Cl2 = 2 CHCl3 + 4 HCl
C12H22O11 + C2H5OH = C64H124O26 + H2O =>
7 C12H22O11 + 54 C2H5OH = 3 C64H124O26 + 53 H2O
C2H5OH + K = C2H5OK + H2 =>
2 C2H5OH + 2 K = 2 C2H5OK + H2
C2H6S + O2 = CO2 + H2O + SO2 =>
2 C2H6S + 9 O2 = 4 CO2 + 6 H2O + 2 SO2
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Équations équilibrées sur12/31/24
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