1 |
At equilibrium state there are possibilities: OR types of chemical equilibrium are. |
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2 |
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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3 |
Which one of the following statements is not correct about active mass? |
- A. Rate of reaction is directly proportional to activ emass.
- B. Active mass is taken in molar concentration
- C. Active mass is represented by square brackets
- D. Active mass means total mass of substances.
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4 |
When a system is at equilibrium states? |
- A. The concentration of reactants and products becomes equal
- B. The opposing reactions
- C. The rate of the reverse reaction becomes very low
- D. The rates of the forward and reverse reactions becomes equal.
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5 |
The lives of aquatic plants and animals are indirectly related to concentration of dissolved ------ in water: |
- A. hydrogen
- B. oxygen
- C. chlorine
- D. nitrogen
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6 |
The substance formed during the chemical reaction are called. |
- A. Products
- B. Reactants
- C. Radical
- D. Element
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7 |
The dynamic equilibrium in irreversible reaction. |
- A. Never establishes
- B. Establishes after completion of reaction
- C. Establishes before completion of reaction
- D. Establishes very soon
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8 |
Dynamic means, reaction is: |
- A. In forward direction
- B. Stop
- C. In reverse direction
- D. Still continuing.
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9 |
The color of hydrogen Iodide is: |
- A. Colourless
- B. Black
- C. Red
- D. Pink
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10 |
Guldberg and waage out forward law of mass action in: |
- A. 1889
- B. 1879
- C. 1869
- D. 1859
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