| Équations équilibrées la veille | Équations équilibrées le lendemain |
Al2O3 + 6 HF = 3 H2O + 2 AlF3
NH4Cl + Ca(OH)2 = CaCl2 + NH3 + H2O =>
2 NH4Cl + Ca(OH)2 = CaCl2 + 2 NH3 + 2 H2O
H + Cl = HCl =>
H + Cl = HCl
K2Cr2O7 + H2C2O4 + H{+} = Cr{+3} + CO2 + H2O + K{+} =>
K2Cr2O7 + 3 H2C2O4 + 8 H{+} = 2 Cr{+3} + 6 CO2 + 7 H2O + 2 K{+}
HCl(aq) + NaOH(aq) = NaCl(aq) + H2O(l) =>
HCl(aq) + NaOH(aq) = NaCl(aq) + H2O(l)
BaCl2 + H2SO4 = BaSO4 + HCl =>
BaCl2 + H2SO4 = BaSO4 + 2 HCl
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
(NH4)2(SO4) + Ca(NO3)2 = NH4NO3 + CaSO4 =>
(NH4)2(SO4) + Ca(NO3)2 = 2 NH4NO3 + CaSO4
Zn(OH)2 + HCl = ZnCl2 + H2O =>
Zn(OH)2 + 2 HCl = ZnCl2 + 2 H2O
Li + HCl = LiCl + H2 =>
2 Li + 2 HCl = 2 LiCl + H2
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Al(OH)3 + HCl = H2O + AlCl3 =>
Al(OH)3 + 3 HCl = 3 H2O + AlCl3
K + S = KS =>
K + S = KS
Ca + S = CaS =>
Ca + S = CaS
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
Ca + HCl = CaCl2 + H2 =>
Ca + 2 HCl = CaCl2 + H2
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
P + O = PO =>
P + O = PO
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
P + O = PO =>
P + O = PO
C2H6 + O2 = H2O + CO2 =>
2 C2H6 + 7 O2 = 6 H2O + 4 CO2
PbO + H2 = H2O + Pb =>
PbO + H2 = H2O + Pb
Li + H2SO4 = Li2SO4 + H2 =>
2 Li + H2SO4 = Li2SO4 + H2
Cr(OH)3 + Na2O2 = Na2CrO4 + H2O + NaOH =>
2 Cr(OH)3 + 3 Na2O2 = 2 Na2CrO4 + 2 H2O + 2 NaOH
Na2CO3CaCl2 = CaCO3 + NaCl =>
Na2CO3CaCl2 = CaCO3 + 2 NaCl
KI + H2SO4 = KHSO4 + H2O + SO2 + I2 =>
2 KI + 3 H2SO4 = 2 KHSO4 + 2 H2O + SO2 + I2
CuFeS2 + O2 = Cu2S + FeS + SO2 =>
2 CuFeS2 + O2 = Cu2S + 2 FeS + SO2
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
Cu2S + CuSO4 = Cu + SO2 =>
Cu2S + CuSO4 = 3 Cu + 2 SO2
CuSO4 + KI = CuI + I2 + K2SO4 =>
2 CuSO4 + 4 KI = 2 CuI + I2 + 2 K2SO4
C6H5COOH + CaO = CaCO2 + C6H5 + H =>
6 C6H5COOH + 12 CaO = 12 CaCO2 + 5 C6H5 + 11 H
CuCl + SO2 + HCl = CuCl2 + H2O + S =>
4 CuCl + SO2 + 4 HCl = 4 CuCl2 + 2 H2O + S
C6H5COOH + CaO + I = CaCO2 + C6H5 + HI =>
6 C6H5COOH + 12 CaO + 11 I = 12 CaCO2 + 5 C6H5 + 11 HI
NaAg(CN)2 + Zn = NaCN + Zn(CN)2 + Ag =>
2 NaAg(CN)2 + Zn = 2 NaCN + Zn(CN)2 + 2 Ag
FeCl3 + (NH4)(CNS) = Fe(CNS)3 + NH4Cl =>
FeCl3 + 3(NH4)(CNS) = Fe(CNS)3 + 3 NH4Cl
C6H5Cl + NaOH + CH3COCH3 = C6H5CH2CH2CO + NaCl + H2O =>
5 C6H5Cl + 5 NaOH + 2 CH3COCH3 = 4 C6H5CH2CH2CO + 5 NaCl + 3 H2O
Ca3(PO4)2 + H2SO4 = Ca(H2PO4)2 + CaSO4 =>
Ca3(PO4)2 + 2 H2SO4 = Ca(H2PO4)2 + 2 CaSO4
CaCN2 + H2O = CaCO3 + NH3 =>
CaCN2 + 3 H2O = CaCO3 + 2 NH3
Mg + HNO3 = Mg(NO3)2 + NH4NO3 + H2O =>
4 Mg + 10 HNO3 = 4 Mg(NO3)2 + NH4NO3 + 3 H2O
H2SO4 + Zn = H2 + ZnSO4 =>
H2SO4 + Zn = H2 + ZnSO4
S + HNO3 = H2SO4 + NO2 + H2 =>
S + 4 HNO3 = H2SO4 + 4 NO2 + H2
Hg2(NO3)2 = Hg + NO2 + O2 =>
Hg2(NO3)2 = 2 Hg + 2 NO2 + O2
AlN + H2O = Al(OH)3 + NH3 =>
AlN + 3 H2O = Al(OH)3 + NH3
Mn3O4 + Al = Al2O3 + Mn =>
3 Mn3O4 + 8 Al = 4 Al2O3 + 9 Mn
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
C6H5CH3 + I = C6H5CH2I + HI =>
C6H5CH3 + 2 I = C6H5CH2I + HI
C6H5CH3 + NaOCl = NaOH + C6H5CH2Cl =>
C6H5CH3 + NaOCl = NaOH + C6H5CH2Cl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur05/03/10
Équations équilibrées sur06/02/09
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