The compound showing maximum covalent character is

The compound showing maximum covalent character is
  1. $\mathrm{BF}_{3}$
  2. $\mathrm{BBr}_{3}$
  3. $\mathrm{BCl}_{3}$
  4. $\mathrm{BI}_{3}$

Solution

$\mathrm{BF}_{3}$ show maximum covalent character due to back bonding. ^

Asked in: JEE-TOPICTESTS-CHEMISTRY

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