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6.1. Equilibrium - 1 (chemical Equilibrium) — Chemistry STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceChemistry6.1. Equilibrium - 1 (chemical Equilibrium)1 Mark
MCQ
Following gaseous reaction is undergoing in a vessel ${C_2}{H_4} + {H_2}$ $\rightleftharpoons$ ${C_2}{H_6}$; $\Delta H = - 32.7\,Kcal$ Which will increase the equilibrium concentration of ${C_2}{H_6}$
  • A
    Increase of temperature
  • ✓
    By reducing temperature
  • C
    By removing some hydrogen
  • D
    By adding some ${C_2}{H_6}$
✓

Answer

Correct option: B.
By reducing temperature
(b)Exothermic reaction, favoured by low temperature.

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