| 1 |
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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| 2 |
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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| 3 |
The substance formed during the chemical reaction are called. |
- A. Products
- B. Reactants
- C. Radical
- D. Element
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| 4 |
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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| 5 |
The % age of nitrogen and oxygen in our atmosphere is: |
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| 6 |
When the numbers of moles of both sides are equal in a reaction, then the unit of K<sub>c</sub> will be: |
- A. No unit
- B. mol<sup>-2</sup> dm<sup>6</sup>
- C. mol dm<sup>3</sup>
- D. mol<sup>-2 </sup>dm
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| 7 |
Equilibrium constant has no unit when number of moles of reactants and products are: |
- A. same
- B. Different
- C. Both a and b
- D. None of these
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| 8 |
The plant use |
- A. Carbon di oxide
- B. Oxygen
- C. Nitrogen
- D. Sulphur
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| 9 |
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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| 10 |
when a system is in equilibrium state or in dynamic equilibrium state. |
- A. Reactants and product are equal
- B. Forward reactions stops
- C. Reverse reactions stops
- D. Forward reaction rate and reverse reaction rate
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