| 1 |
When the number of moles of both sides are equal in a reaction then the unit of Kc will be: |
- A. no unit
- B. mol-2 dm6
- C. mol dm3
- D. mo-2 dn
|
| 2 |
If Qc > Kc the reaction will be in |
- A. Chemical equilibrium
- B. Static equilibrium
- C. Reverse reaction
- D. Forward reaction
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| 3 |
Reaction which have comparable amount 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
|
| 4 |
An equilibrium is achievable only in a: |
- A. big system
- B. small system
- C. open system
- D. closed system
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| 5 |
The value of K<sub>c</sub> depends on. |
- A. Temperature
- B. Pressure
- C. Volume
- D. Atmosphere
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| 6 |
The value of equilibrium constant (Kc) depends only on: |
- A. temperature
- B. Pressure
- C. concentration
- D. density
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| 7 |
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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| 8 |
The unit of molar concentration is: |
- A. moldm<sup>-3</sup>
- B. moldm<sup>+3</sup>
- C. molcm<sup>-3</sup>
- D. molcm<sup>+3</sup>
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| 9 |
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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| 10 |
Formation profess of Ammonia by the combination Hydrogen and Nitrogen was given by: |
- A. Dalton
- B. Thomson
- C. Haber
- D. Waage
|