MDCAT Chemistry Chemical Equilibrium Test Online

Chemistry Chemical Equilibrium MCQS Online Test

MDCAT Chemistry Chemical Equilibrium Chapter Online Test

Total Questions: 63
Time Allowed: 30 Minutes
Total Marks: 63
How to Attempt Test: Please choose the right Option in MCQ-type question.
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MDCAT Chemistry Chemical Equilibrium Test

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Chemistry

1. Le-Chatelier’s principle is sometime known as

2. In an exothermic reaction, a 10° rise in temperature will

3. pH of milk is

4. Which statements are correct for a reaction at equilibrium?
(I) The forward and reverse reactions both continue
(II) The rates of the forward and reverse reactions are equal
(III) The concentrations of reactants and products are equal

5. The relationship between Kp and Kc is give by

6. Which of the following factors will favour the reverse reaction in a chemical equilibrium?

7. The product of [0H¯][H⁺] at 25C° is

8. The reaction 2SO₂ + 2O₂ ⇌ 2SO will be favoured by

9. The equilibrium will shift towards right by increasing ___________ of reactants

10. What can affect the magnitude of equilibrium constant Kp of a reversible gaseous reaction

11. Kc > Products / Reactants favours

12. When rate of forward reaction is equal to rate of backward reaction, then the equilibrium established is called

13. Reaction which proceed in both the directions is called

14. The factor which changes equilibrium constant o the reaction A₂(g) + B₂(g) → 2 AB(g) is

15. A basic Buffer solution can be prepared by mixing

16. When ever a week a base is dissolved in water, it gives its conjugate acid similarly a weal acid in water products its conjugate base. The conjugate acid base pair is stated by

17. If a buffer solution of higher PH than seven is to be made we use

18. Which pH is considered as basic?

19. Solubility of any salt can be determined from

20. In a reversible chemical reaction having two reactants in equilibrium, if the concentration of the reactants are doubled then the equilibrium constant will

21. At start of reaction, concentration of reactants are on

22. In an exothermic reversible reaction increase in temp shifts the equilibrium to

23. In reversible reaction the changes in forward and backward reaction occur _________

24. Synthesis of ammonia by Habor process is an example of ___________

25. Chemical equilibrium is referred to as dynamic because, at equilibrium, the


 

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