Aldehydes and Ketones - Result Question 71

####82. Give reason in one or two sentences for the following:

“Hydrazones of aldehydes and ketones are not prepared in highly acidic medium”.

$(1986,1 M)$

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Solution:

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In acidic medium, hydrazine reacts to form salt and hydrazone is hydrolysed back to aldehyde/ketone.



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