Practicing Success

Target Exam

CUET

Subject

Chemistry

Chapter

Organic: Aldehydes, Ketones and Carboxylic Acids

Question:
Which of the following is used in the preservation of biological specimens?
Options:
Methanal
Ethanal
Benzaldehyde
Acetone
Correct Answer:
Methanal
Explanation:
Methanal is easily soluble in water and is commercially sold as formalin (40% methanal, 8% methanol, 52% water) and is used for preserving biological specimens.