`BCl_3 is a good Lewis acid. Why?

When BF_3 is treated with LiH at 450 K, a hydride of borbon is formed. Boron compounds behave as Lewis acids. Why?

Why does BF_3 behave as a Lewis acid?

What are electron deficient hydrides? Whether they behave as Lewis acids or Lewis bases? Why?

Which of the following is untrue regarding BF_3 ? It is a Lewis acid , It is a planar molecule, It has a dipole moment, It forms a compound with NH_3

Why does BF_3' act as a lewis acid?

Diborane is an important hydride of Boron a. During a class room discussion, a student argues that there is a covalent bond between boron atoms in diborane. What is your opinion. Give justification. b. Boron halides can act as Lewis acids. Give reason. c. Arrange the following Lewis acids in the increasing order of acidic strength. Substantiate your answer? 'BF_3 BCl_3, BBr_3'

Do you expect carbohydrides of the type [C_nH_(2n+2)] to act as Lewis acid or base? Why?

Borax, orthoboric acid and diborane are some useful compounds of boron Boric acid Is not a protonic acid but acts as a Lewis acid. Justify.