MHT CET 202621 AprilMorning Shift
- Exam
- MHT CET
- Year
- 2026
- Date
- 21 April
- Shift
- Morning Shift
- Subject
- Chemistry
- Chapter
- General Organic Chemistry
MHT CET 2026 · 21 April · Morning Shift · Chemistry · General Organic Chemistry
Which of the following is a gas at room temperature ?
Which of the following is a gas at room temperature ?
Options
- APropanal
- BAcetaldehyde
- CFormaldehyde
- DAcetone
Correct answer
C. Formaldehyde
Step-by-step solution
Methanal (formaldehyde) is a gas at room temperature.
Ethanal (acetaldehyde) is a volatile liquid, while other aldehydes and ketones are liquids or solids at room temperature.
Therefore, formaldehyde is the only gas among the given options.
Answer: Formaldehyde
Ethanal (acetaldehyde) is a volatile liquid, while other aldehydes and ketones are liquids or solids at room temperature.
Therefore, formaldehyde is the only gas among the given options.
Answer: Formaldehyde