| Équations équilibrées la veille | Équations équilibrées le lendemain |
H2S + Co(OH)2 = CoS + 2 H2O
H2SO4 + C = H2O + SO2 + CO2 =>
2 H2SO4 + C = 2 H2O + 2 SO2 + CO2
HBr + Al(OH)3 = H2O + AlBr3 =>
3 HBr + Al(OH)3 = 3 H2O + AlBr3
Fe(s) + HCl(aq) = FeCl2(aq) + H2(g) =>
Fe(s) + 2 HCl(aq) = FeCl2(aq) + H2(g)
Zn + AgNO3 = Zn(NO3)2 + Ag =>
Zn + 2 AgNO3 = Zn(NO3)2 + 2 Ag
Al + OH = Al(OH)4 =>
Al + 4 OH = Al(OH)4
Al(OH)3 + HBr = AlBr3 + H2O =>
Al(OH)3 + 3 HBr = AlBr3 + 3 H2O
H2S + Co(OH)2 = CoS + H2O =>
H2S + Co(OH)2 = CoS + 2 H2O
CH3(CH2)4CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)4CH3 + 19 O2 = 12 CO2 + 14 H2O
HBr + O2 = Br2 + H2O =>
4 HBr + O2 = 2 Br2 + 2 H2O
K2 + O2 = K2O =>
2 K2 + O2 = 2 K2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
SnCl4 + SO2 + H2O = SnCl2 + H2SO4 + HCl =>
SnCl4 + SO2 + 2 H2O = SnCl2 + H2SO4 + 2 HCl
C2H5COOH + Na = C2H5COONa + H =>
C2H5COOH + Na = C2H5COONa + H
C6H12O6 = CH3COCH + CO2 + H2O =>
7 C6H12O6 = 12 CH3COCH + 6 CO2 + 18 H2O
HCHO2 + NaOH = H2O + NaCHO2 =>
HCHO2 + NaOH = H2O + NaCHO2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
CO + Fe2O3 = Fe + CO2 =>
3 CO + Fe2O3 = 2 Fe + 3 CO2
WO3 + H2 = W + H2O =>
WO3 + 3 H2 = W + 3 H2O
NH3 = N2 + H2 =>
2 NH3 = N2 + 3 H2
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
Na + CL = NaCL =>
Na + CL = NaCL
H3PO4 + NH3 = ((NH4)3PO4) =>
H3PO4 + 3 NH3 = ((NH4)3PO4)
Al2O3 + HCl = AlCl3 + H2O =>
Al2O3 + 6 HCl = 2 AlCl3 + 3 H2O
Sn + Cl2 = SnCl4 =>
Sn + 2 Cl2 = SnCl4
C6H5CH2OH + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + C6H5COH + H2O =>
3 C6H5CH2OH + K2Cr2O7 + 4 H2SO4 = Cr2(SO4)3 + K2SO4 + 3 C6H5COH + 7 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Na + Cl = NaCl =>
Na + Cl = NaCl
Cl2 + KOH = KClO3 + KCl + H2O =>
3 Cl2 + 6 KOH = KClO3 + 5 KCl + 3 H2O
C2H4 + H2O = C2H6O =>
C2H4 + H2O = C2H6O
KNO3 + Na = NaNO3 + K =>
KNO3 + Na = NaNO3 + K
MNO4{2-} + I{-} + H2O = MNO2 + I2 + OH{-} =>
MNO4{2-} + 2 I{-} + 2 H2O = MNO2 + I2 + 4 OH{-}
Al2O3 + NaOH + HF = Na3AlF6 + H2O =>
Al2O3 + 6 NaOH + 12 HF = 2 Na3AlF6 + 9 H2O
(NH4)2Cr2O7 = NH3 + H2O + Cr2O3 + O2 =>
2(NH4)2Cr2O7 = 4 NH3 + 2 H2O + 2 Cr2O3 + 3 O2
P4 + Cl = PCl3 =>
P4 + 12 Cl = 4 PCl3
CuSO4 + Na2CO3 = CuCO3 + Na2SO4 =>
CuSO4 + Na2CO3 = CuCO3 + Na2SO4
Ba(NO3)2(aq) + Na2CO3(aq) = BaCO3(s) + NaNO3(aq) =>
Ba(NO3)2(aq) + Na2CO3(aq) = BaCO3(s) + 2 NaNO3(aq)
K2Cr2O7 + FeCl2 + HCl = CrCl3 + FeCl3 + KCl + H2O =>
K2Cr2O7 + 6 FeCl2 + 14 HCl = 2 CrCl3 + 6 FeCl3 + 2 KCl + 7 H2O
NH4OH + FeCl3 = Fe(OH)3 + NH4Cl =>
3 NH4OH + FeCl3 = Fe(OH)3 + 3 NH4Cl
HIO3 + HI = I2 + H2O =>
HIO3 + 5 HI = 3 I2 + 3 H2O
Al(NO3)3 + H2O + NH3 = Al(OH)3 + NH4NO3 =>
Al(NO3)3 + 3 H2O + 3 NH3 = Al(OH)3 + 3 NH4NO3
Ba(OH)2 = BaO + H2O =>
Ba(OH)2 = BaO + H2O
Al(NO3)3 + Na2S = Al2S3 + NaNO3 =>
2 Al(NO3)3 + 3 Na2S = Al2S3 + 6 NaNO3
HNO3 + RbOH = RbNO3 + H2O =>
HNO3 + RbOH = RbNO3 + H2O
Zr + O2 = ZrO2 =>
Zr + O2 = ZrO2
PCl5 + H2O = HCl + H3PO4 =>
PCl5 + 4 H2O = 5 HCl + H3PO4
Mg + HCl = MgCl + H =>
Mg + HCl = MgCl + H
Mg + CuS04 = Cu + MgS04 =>
Mg + CuS04 = Cu + MgS04
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/12/18
Équations équilibrées sur02/11/17
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