Question 3 (b) - Chemistry CBSE Class 12 Sample Paper for 2022 Boards [Term 2] - Solutions to CBSE Sample Paper - Chemistry Class 12

Last updated at Dec. 14, 2024 by

Give reasons to support the answer: 

(B) 3 –Hydroxy pentan-2-one shows positive Tollen’s test.

Answer

Tollen’s test is used to determine the presence of an aldehyde , aromatic aldehyde and alpha-hydroxy ketones .

3–Hydroxy pentan-2-one is an alpha-hydroxy-ketone, and hence shows positive tollen’s test.

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Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 14 years. He provides courses for Maths, Science and Computer Science at Teachoo