| 1 |
A dynamic equilibrium |
- A. Reaction stops to proceed
- B. Amounts of reactants and products are equal
- C. Rate of forward and reverse reaction are equl
- D. Reaction can no longer be reversed.
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| 2 |
The rate of reverse reaction in the beginning. |
- A. Slow
- B. moderate
- C. Very fast
- D. Low
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| 3 |
When a reaction ceases to proceed further , it is called. |
- A. Chemical states
- B. Static state
- C. Physical state
- D. Dynamic equilibrium state
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| 4 |
A reverse reaction is that. |
- A. Which proceed from left to high
- B. In which reactants reacts to form products
- C. Which slow down gradually
- D. Which speed up gradually
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| 5 |
When the magnitude of Kc is very large it indicates. |
- A. Reaction mixture consist of almost all products.
- B. Reaction mixture consist of almost all reactants.
- C. Reaction has not gone to completion
- D. Reaction mixture has negligible products.
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| 6 |
When CaCO<sub>3,</sub>.is heated in an open flask, it decomposes to form calcium oxides and . |
- A. O<sub>2</sub>
- B. CO
- C. CO<sub>2</sub>
- D. CO<sub>3</sub>
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| 7 |
The reaction goes from left to right , if: |
- A. Qc = Kc
- B. Qc > kc
- C. Qc<Kc
- D. Qc = 0
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| 8 |
Such reactions which continue in both directions are called. |
- A. Irreversible
- B. Reversible
- C. Nonreactive
- D. Dynamic
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| 9 |
In a Reversible Reaction if Qc = Kc then. |
- A. Reaction is occuring in forward direction
- B. Reaction is occuring in Reverse direction
- C. Equilibrium has been allained
- D. Reaction is not at equilibrium
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| 10 |
The plant use |
- A. Carbon di oxide
- B. Oxygen
- C. Nitrogen
- D. Sulphur
|