

MCQOPTIONS
Saved Bookmarks
This section includes 12 Mcqs, each offering curated multiple-choice questions to sharpen your Unit Processes knowledge and support exam preparation. Choose a topic below to get started.
1. |
A trace of pyridine enhance esterification. |
A. | True |
B. | False |
Answer» C. | |
2. |
‘R’ being what increases the esterification process? |
A. | Positive |
B. | Negative |
C. | No change |
D. | None of the mentioned |
Answer» B. Negative | |
3. |
A_TRACE_OF_PYRIDINE_ENHANCE_ESTERIFICATION.?$ |
A. | True |
B. | False |
Answer» C. | |
4. |
The presence of what enhances the catalytic effect of acids? |
A. | Copper oxide |
B. | Nickel |
C. | Zinc chloride |
D. | All of the mentioned |
Answer» D. All of the mentioned | |
5. |
The use of strong acid is disadvantageous. |
A. | True |
B. | False |
Answer» B. False | |
6. |
Which of the following can act as catalyst in esterification process? |
A. | Sulphuric acid |
B. | Hydrochloric acid |
C. | Both H2SO4 and HCl |
D. | None of the mentioned |
Answer» D. None of the mentioned | |
7. |
Alcohol oxygen also can act as a base. |
A. | True |
B. | False |
Answer» B. False | |
8. |
What type of compounds are esterification catalyst? |
A. | Basic |
B. | Neutral |
C. | Acidic |
D. | None of the mentioned |
Answer» D. None of the mentioned | |
9. |
‘R’ being what increases the esterification process?$ |
A. | Positive |
B. | Negative |
C. | No change |
D. | None of the mentioned |
Answer» B. Negative | |
10. |
Fill in the blank: The larger this positive charge, the more _____ the reaction will be. |
A. | Slower |
B. | Faster |
C. | No change |
D. | None of the mentioned |
Answer» C. No change | |
11. |
How can we fasten the process of esterification? |
A. | Strong acids |
B. | Temperature |
C. | Catalyst |
D. | All of the mentioned |
Answer» E. | |
12. |
As temperature increases, what happens to the esterification? |
A. | Increases |
B. | Decreases |
C. | No change |
D. | None of the mentioned |
Answer» B. Decreases | |