| 1 |
The reaction in which the number of moles reactants and products not equal in balance chemical equation the units of Kc for this reactions are |
- A. mol<sup>-2</sup>
- B. dm<sup>3</sup>
- C. mol<sup>2</sup>
- D. mol dm<sup>-1</sup>
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| 2 |
Such reationsin which reactants and products are sufficient in quantities the Kc value of equilibrium state will be |
- A. Very small
- B. Very large
- C. Moderate
- D. None of these
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| 3 |
When the magnitude of Kc is very large in indicates. |
- A. Reaction never go to completion
- B. Reaction is in equilibrium state
- C. Reaction will complete after some time
- D. Reaction has almost to completion
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| 4 |
When the rate of a the forward reaction takes place at the rate of reverse reaction the composition of the reaction mixture remains constant it is called. |
- A. Chemical equilibrium
- B. Dynamic equilibrium
- C. Static equilibrium
- D. All
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| 5 |
In irreversible reaction, dynamic equilibrium: |
- A. Never establishes
- B. Establishes before the completion of reaction
- C. Establishes after the completion of reaction
- D. Establishes readily
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| 6 |
Which gas is used to manufacture king of chemicals sulphuric acid? |
- A. N<sub>2</sub>
- B. O<sub>2</sub>
- C. Cl<sub>2</sub>
- D. S
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| 7 |
The major components of Atmosphere are: |
- A. Carbon and Nitrogen
- B. Nitrogen and Oxygen
- C. Oxygen and Chlorine
- D. None of these
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| 8 |
For reactions having large Kc value, the reaction proceeds to: |
- A. Completion
- B. Equilibrium state
- C. back ward
- D. None of these
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| 9 |
Dynamic means, reaction is: |
- A. In forward direction
- B. Stop
- C. In reverse direction
- D. Still continuing.
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| 10 |
If Qc = Kc the reaction goes in: |
- A. Forward
- B. Reverse
- C. At equilibrium state
- D. None
|