Aldehydes Ketones Question 67
Question: Which of the aldehyde is most reactive-
[DCE 2004]
Options:
A) $ C_6H_5-CHO $
B) $ CH_3CHO $
C) $ HCHO $
D) All the equally reactive
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Answer:
Correct Answer: C
Solution:
Among Carbonyl Compounds, reactivity decrease with increase in alkyl groups as alkyl groups (+I effect) decrease positive character on C-atom. Thus, the correct order of reactivity is $ HCHO>CH_3CHO>C_6H_5CHO $