Entry Test MCQ :: Reaction Kinetics
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21. |
Which of the following will have very high rate of reaction? |
A. |
Double decomposition reaction |
B. |
Neutralization reaction |
C. |
Ionic reactions |
D. |
all of above |
Answer: Option D
Explanation:
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22. |
Greater the conc. Of reactant |
A. |
Greater will be dx/dt |
B. |
Lesser will be dx/dt |
C. |
dx/dt will be moderate |
D. |
any of above |
Answer: Option A
Explanation:
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23. |
Anything which increases rate of reaction without being involved in the reaction |
A. |
Promoter |
B. |
Catalyst |
C. |
Inhibitor |
D. |
All of the above |
Answer: Option B
Explanation:
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24. |
The substances that reduces the effectiveness of a catalyst are called |
A. |
Promoters |
B. |
Poisoning catalysts |
C. |
Inhibitors |
D. |
pro-catalysts |
Answer: Option B
Explanation:
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25. |
When catalysts and reactants are in more than one phase it is |
A. |
Homogeneous catalysis |
B. |
Heterogeneous catalysis |
C. |
Catalysis |
D. |
Ea |
Answer: Option B
Explanation:
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26. |
Each catalyst has |
A. |
Specificity |
B. |
Special structure |
C. |
Its own Ea |
D. |
all of above |
Answer: Option D
Explanation:
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27. |
Biocatalytical proteins are |
A. |
Enzymes |
B. |
Substrate |
C. |
Lipids |
D. |
any of above |
Answer: Option A
Explanation:
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28. |
A catalyst can not effect |
A. |
Products |
B. |
Chemical equilibrium |
C. |
Reactants |
D. |
both a & b |
Answer: Option D
Explanation:
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29. |
An enzyme has its specificity due to |
A. |
Substrate |
B. |
Structure |
C. |
Temperature |
D. |
Pressure |
Answer: Option B
Explanation:
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30. |
Co-enzymes are |
A. |
Non proteineous |
B. |
Proteineous |
C. |
sugars |
D. |
lipids |
Answer: Option A
Explanation:
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