25 September 2013

XI Chemistry Online Mcqs - Chemical Equilibrium - Test - 03

XI Chemistry Mcqs

Chemical Equilibrium – Chapter # 06 – Test 03

  1. Question 1 of 10
    1. The equilibrium constant (Kc) is:
    • Right Answer! Good

    • Wrong Answer Correct Answer is : Independent of concentration of both reactants and the products

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  2. Question 2 of 10
    2. For the reversible reaction, 2SO2 + O2 2SO3 (H 94.6KJ/moles) increase of pressure would:
    • Right Answer! Good

    • Wrong Answer Correct Answer is : Favour the formation of SO3

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  3. Question 3 of 10
    3. Which of the following relationship holds true in the reaction: H2 + I2 2HI
    • Right Answer! Good

    • Wrong Answer Correct Answer is : Kp Kc

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  4. Question 4 of 10
    4. In the Contact process for the manufacture of sulphuric acid 2SO2 + O2 2SO3 (H 94.6KJ/moles), the forward reaction will be favored by:
    • Right Answer! Good

    • Wrong Answer Correct Answer is : Both the above factors a b

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  5. Question 5 of 10
    5. For the same reversible reaction, 2SO2 + O2 2SO3 (H 94.6KJ/moles) decrease of temperature would:
    • Right Answer! Good

    • Wrong Answer Correct Answer is : Favour the formation of SO3

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  6. Question 6 of 10
    6. Which is the incorrect statement in case of equilibrium state:
    • Right Answer! Good

    • Wrong Answer Correct Answer is : It can be attained from the side of reactant only

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  7. Question 7 of 10
    7. Consider the following reaction: N2 3H2 2NH2 (H 92KJ/moles) Formation of Ammonia will be favored by:
    • Right Answer! Good

    • Wrong Answer Correct Answer is : Low temperature and high pressure and use of suitable catalyst

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  8. Question 8 of 10
    8. The rate of forward reaction, for an eversible reaction, A B C D, is proportional to:
    • Right Answer! Good

    • Wrong Answer Correct Answer is : A B

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  9. Question 9 of 10
    9. Reversible reactions are represented by:
    • Right Answer! Good

    • Wrong Answer Correct Answer is : Double arrow

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  10. Question 10 of 10
    10. In a chemical reaction, equilibrium is said to have been established when:
    • Right Answer! Good

    • Wrong Answer Correct Answer is : Rates of the two opposing reaction are equal

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