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Chemical Equilibrium Test - 29
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Chemical Equilibrium Test - 29
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  • Question 1/10
    4 / -1
    N2 + O2 ⇌ 2NO + Heat
    In the above gaseous reversible reaction, if pressure is increased, then the equilibrium constant would be
  • Question 2/10
    4 / -1
    Consider the following equilibrium in a closed container,
    N2O4 (g) ⇌ 2 NO2 (g)
    At a fixed temperature, the volume of the reaction container is halved. For this change, which of the following statement holds true regrading the equilibrium constant (KP) and degree of dissociation (α) ?
    Solutions

  • Question 3/10
    4 / -1
    The equilibrium constant of a reaction is 300. If the volume of reaction flask is tripled, then the equilibrium constant is
  • Question 4/10
    4 / -1
    In the reaction H2 + I2 ⇌ 2HI
    In a 2 L flask, 0.4 mole of each H2 and I2 are taken. At equilibrium, 0.5 moles of HI are formed. What will be the value of equilibrium constant KC?
  • Question 5/10
    4 / -1
    Two moles of PCl5 were heated in a closed vessel of 2 L. At equilibrium, 40% of PCl5 is dissociated into PCl3 and Cl2. The value of equilibrium constant is
  • Question 6/10
    4 / -1
    56 g of nitrogen and 8 g of hydrogen gas are heated in a closed vessel. At equilibrium, 34 g of ammonia are present. The equilibrium number of moles of nitrogen, hydrogen and ammonia respectively are
  • Question 7/10
    4 / -1
    Which of the following is not a characteristic property of chemical equilibrium ?
  • Question 8/10
    4 / -1
    A monoprotic weak acid (HA) is ionised 5% in 0.1 M aqueous solution. What is the equilibrium constant for its ionisation ?
    HA (a) + H2O (l) ⇌ H3O+ (aq) + A- (aq)
  • Question 9/10
    4 / -1
    The equilibrium reaction that is not influenced by volume change at constant temperature is
  • Question 10/10
    4 / -1
    At a given temperature, the equilibrium constant for the reaction of
    PCl5 ⇌ PCl3 + Cl2 is 2.4 × 10-3. At the same temperature, the equilibrium constant for the reaction
    PCl3 (g) + Cl2 ⇌ PCl5 (g) is
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