Published by:
CGP EDU Academic Team
Published on: August 14, 2026
Consider the following compounds,
(i) 
(ii) 
(iii) HCHO (iv) 2-propanal
(v) Propanal
How many of them cannot be used in the preparation of iodoform?
Text Solution
Verified by ExpertsThe correct answer is:
D
Among the given compounds, all used in the preparation of iodoform except (iii), i.e. formaldehyde because only those compounds which contains either
group or 
group on reaction with iodine and sodium hydroxide (alkali) yield iodoform.
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