Question

Which among the following is most reactive to give nucleophilc addition?

• A.
• B.
• C. $\mathrm { BrCH } _ { 2 } \mathrm { CHO }$
• D. $\mathrm { ICH } _ { 2 } \mathrm { CHO }$

Answer 1

Answer: (A)

Answer 2

: is most reactive towards nucleophilic addition since presence of most electronegative F withdraws electrons from carbon of carbonyl group making it more polar.