

MCQOPTIONS
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This section includes 6 Mcqs, each offering curated multiple-choice questions to sharpen your Chemistry knowledge and support exam preparation. Choose a topic below to get started.
1. |
Which of the following is used as a flavouring agent? |
A. | Methanal |
B. | Ethanal |
C. | Acetone |
D. | Acetophenone |
Answer» E. | |
2. |
Which of the following has the least pungent odour? |
A. | Methanal |
B. | Ethanal |
C. | Propanal |
D. | Butanal |
Answer» E. | |
3. |
Two compounds A and B were being tested for their boiling points. It was observed that A started boiling after B, when both were subjected to same conditions. If the compound B is acetone, which of the following can be compound A? |
A. | n-Butane |
B. | Methoxyethane |
C. | Propanal |
D. | Propanol |
Answer» E. | |
4. |
Propanal has a slightly higher boiling point than propanone. |
A. | True |
B. | False |
Answer» C. | |
5. |
If the boiling points of methoxyethane and propanol are 281 K and 370 K respectively, predict the boiling point of propanal. |
A. | 273 K |
B. | 281 K |
C. | 322 K |
D. | 370 K |
Answer» D. 370 K | |
6. |
Which of the following exists as a gas at 287K? |
A. | Formaldehyde |
B. | Acetaldehyde |
C. | Propanal |
D. | Acetone |
Answer» B. Acetaldehyde | |