Question

Which of the following is Lewis Acid? A. BaCl2 B. KCL C. BeCl2 D.LiCl

Answer 1

Answer:

(D)

Explanation:

Lithium chloride is a weak Lewis acid that forms mixed aggregates with lithium dialkylamides, enolates, alkoxides, peptides, and related hard Lewis bases

Answer 2

BeCl2 is is a Lewis acid. (option C)

- According to the characteristics of being a Lewis acid,it can -

• Accept an electron pair.

• It has an incomplete octet.

• It will react with a Lewis base.

- And BeCl2 qualifies all the above mentioned three criterias of being a Lewis acid and that's why BeCl2 is considered as a Lewis acid (weak).