| 1 |
The forward reaction takes place: |
- A. Right to left
- B. Left to Right
- C. Only to right
- D. Only to left
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| 2 |
The reaction goes from left to right , if: |
- A. Qc = Kc
- B. Qc > kc
- C. Qc<Kc
- D. Qc = 0
|
| 3 |
In a chemical reaction, the substance that combine are called. |
- A. Reactant
- B. Products
- C. Mass
- D. Material
|
| 4 |
Which type of reactions take place in both directions? |
- A. Addition reactions
- B. Reversible reactions
- C. Irreversibel reactions
- D. Decomposition reactions
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| 5 |
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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| 6 |
Who proposed "Law of mass action"? |
- A. Newton
- B. Boyle
- C. Guldberg and waage
- D. Lavoisier
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| 7 |
Which colour of HI is ? |
- A. Orange
- B. Purple
- C. Red
- D. Colourless
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| 8 |
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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| 9 |
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
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| 10 |
Reactions which have comparable amounts of reactants and products at equilibrium state have: |
- A. very small Kc value
- B. Very large Kc value
- C. Moderate Kc value
- D. None of these
|