| 1 |
The unit of the rate constant is same as that of the rate of reaction in |
- A. First order reaction
- B. Second order reaction
- C. Zero order reaction
- D. Third order reaction
|
| 2 |
The quantitative relationship between rate and concentration is given by. |
- A. Law of mass action
- B. Rate law
- C. Both of these
- D. Le Chatelier's principle
|
| 3 |
The unit of rate constant is same as that of rate of reaction in |
- A. first order reaction
- B. Second order reaction
- C. Third order reaction
- D. Zero order reaction
|
| 4 |
The unit of rate constant depends upon |
- A. Number of reactants
- B. Concentration terms
- C. Order of reaction
- D. Molecularity of reaction
|
| 5 |
Half -Life for a given reaction is doubled if initial concentration is doubled. The order of reaction is. |
|
| 6 |
If reactants have very low activation energy it means that reaction is. |
- A. Slow
- B. Fast
- C. Endothermic
- D. Exothermic
|
| 7 |
The unit of rate constant is the same as that of the rate of reaction is. |
- A. First order reaction
- B. Second order reaction
- C. Zero order reaction
- D. Third order reaction
|
| 8 |
Velocity constant is the rate of reaction when the concentrations of reactants are |
- A. Zero
- B. Unity
- C. Two
- D. Three
|
| 9 |
A substance which itself is not a catalyst but increases the activity of a catalyst is called. |
- A. Promoter
- B. Poisoner
- C. Inhibitor
- D. Enzyme
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| 10 |
The power of which the concentration of a substance appears in the rate expression is known as |
- A. order of reaction with respect to that substance
- B. Rate of reaction
- C. Order of reaction
- D. Molecularity of reaction
|