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प्रश्न
Which of the following will give a yellow or orange ppt. with 2,4-DNP?
- Propanal
- Propanone
- Propanoic acid
विकल्प
(i) and (ii)
(ii) and (iii)
(i) and (iii)
(i), (ii) and (iii)
MCQ
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उत्तर
(i) and (ii)
Explanation:
Aldehydes and ketones react with 2,4 dinitrophenylhydrazine to give a yellow/orange ppt of 2,4 dintirophenylhydrazone.
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