| 1 |
The two major components of atmosphere are: |
- A. Hydrogen and oxygen
- B. Nitrogen and Hydrogen
- C. Nitrogen and oxygen
- D. Oxygen and water.
|
| 2 |
What is the colour of hydrogen iodide in product? |
- A. Purple
- B. Yellow
- C. Blue
- D. Colorless
|
| 3 |
The rate of reverse reaction in the beginning. |
- A. Slow
- B. moderate
- C. Very fast
- D. Low
|
| 4 |
Which gas is used to prepare ammonia? |
- A. N<sub>2</sub>
- B. O<sub>2</sub>
- C. Cl<sub>2</sub>
- D. S
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| 5 |
Such reaction which can be made proceed in either direction depending upon the condition: |
- A. simple reaction
- B. reversible reaction
- C. irreversible reaction
- D. chain reaction
|
| 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
|
| 7 |
Equilibrium constant value "K" is equal to: |
- A. Kt / Kr
- B. Ki / Kr
- C. Kc / Qc
- D. Qc /Kc
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| 8 |
At dynamic equilibrium: |
- A. The reactions stops to proceed
- B. The amounts of reactants and products are equal
- C. The speed of the forward is reverse reactions are equal
- D. The reaction can no longer be reversed
|
| 9 |
At dynamic equilibrium state: |
- A. Rate of forward reaction≠ Rate of reverse reaction
- B. Rate of forward reaction > Rate of reverse reaction
- C. Rate of forward reaction = Rate of reverse reaction
- D. Rate of forward reaction < rate of reverse reaction
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| 10 |
The reaction in which the products do not recombine to form reactants are called. |
- A. Inversible reactions
- B. Reversible reaction
- C. Decomposition
- D. Addition
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