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For making distinction between 2-pentanone and 3-pentanone the reagent to be employed is
Options
(a) K₂Cr₂O₇/H₂SO₄
(b) Zn-Hg / HCl
(c) SeO₂
(d) iodine/NaOH
Correct Answer:
iodine/NaOH
Explanation:
Due to the presence of active keto-methyl group, 2-pentanone will respond to iodoform test, but 3-pentanone does not.
Related Questions: - Oxidation state of Fe in Mohr’s salt is
- Nitromethane reacts with chlorine in the presence of a base to give
- The alkyl halide is converted into an alcohol by
- After tow hours, the ratioactive substance becomes 1/16th of original amount
- If a compound, on analysis was found to contain C=18.5% ,H=1.55%, Cl=55.04%
Topics: Aldehydes Ketones and Carboxylic Acid
(89)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Oxidation state of Fe in Mohr’s salt is
- Nitromethane reacts with chlorine in the presence of a base to give
- The alkyl halide is converted into an alcohol by
- After tow hours, the ratioactive substance becomes 1/16th of original amount
- If a compound, on analysis was found to contain C=18.5% ,H=1.55%, Cl=55.04%
Topics: Aldehydes Ketones and Carboxylic Acid (89)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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