25 September 2013

XI Chemistry Online Mcqs - Chemical Equilibrium - Test - 05

XI Chemistry Mcqs

Chemical Equilibrium – Chapter # 06 – Test 05

  1. Question 1 of 10
    1. In the equilibrium reaction, AgCl Ag+ Cl-. If HCl is added to the solution of AgCl, the equilibrium will:
    • Right Answer! Good

    • Wrong Answer Correct Answer is : Shift towards left

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  2. Question 2 of 10
    2. The chemical formula of Ethyl Acetate is:
    • Right Answer! Good

    • Wrong Answer Correct Answer is : CH3COOC2H5

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  3. Question 3 of 10
    3. The equilibrium in the saturated solution of a sparingly soluble salt can be shifted by:
    • Right Answer! Good

    • Wrong Answer Correct Answer is : Adding a common ion

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  4. Question 4 of 10
    4. The law of mass action was enunciated by:
    • Right Answer! Good

    • Wrong Answer Correct Answer is : Goldberg and Wage

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  5. Question 5 of 10
    5. When all reactants and products are in liquid state, such a system is called:
    • Right Answer! Good

    • Wrong Answer Correct Answer is : Homogeneous equilibrium

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  6. Question 6 of 10
    6. When Kc value of a reversible process is very high, it shows that:
    • Right Answer! Good

    • Wrong Answer Correct Answer is : The reactant is highly unstable

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  7. Question 7 of 10
    7. The term active mass of a substance is used to denote:
    • Right Answer! Good

    • Wrong Answer Correct Answer is : moles per dm3

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  8. Question 8 of 10
    8. Molar concentration of 46 gm of C2 H5 OH in 2 lit of solution:
    • Right Answer! Good

    • Wrong Answer Correct Answer is : 1 mole/dm3

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  9. Question 9 of 10
    9. Kc for the reaction HI H2 + I2 is 0.0156 at 793 K. Predict the direction in which: 1 mole of H2 and 1 mole of I2 will move to achieve equilibrium
    • Right Answer! Good

    • Wrong Answer Correct Answer is : The reaction will proceed toward backward direction

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  10. Question 10 of 10
    10. Which of the following is correct:
    • Right Answer! Good

    • Wrong Answer Correct Answer is : Kc Kf / Kr

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