The Lewis acid strength of $B B r_{3}, B C l_{3}$ and $B F_{3}$ is in the order.

B B r_{3} < B C l_{3} < B F_{3}

No worries! We‘ve got your back. Try BYJU‘S free classes today!

B C l_{3} < B F_{3} < B B r_{3}

No worries! We‘ve got your back. Try BYJU‘S free classes today!

B F_{3} < B C l_{3} < B B r_{3}

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

B B r_{3} < B F_{3} < B C l_{3}

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is D $B F_{3} < B C l_{3} < B B r_{3}$
Order of back bonding
$B F_{3} > B C l_{3} > B B r_{3}$
Back bonding $2 p - 2 p, 2 p - 3 p, 2 p - 4 p$
Stronger is the back bonding weaker the tendency to act as a lewis acid
$B F_{3} < B C l_{3} < B B r_{3}$

Suggest Corrections

Similar questions

The correct order of Lewis acidity of $B X_{3}$ molecule is

B F_{3}, B C l_{3}, B B r_{3}, B I_{3}

B B r_{3}, B C l_{3} a n d B F_{3}

B F_{3} < B C l_{3} < B B r_{3} < B I_{3}

Join BYJU'S Learning Program