Question

classify the following species into Lewis acid and Lewis bases and show how this act as Lewis acid/Lewis base:
(a) OH-
(b) F-
(c) H+
(d) BCL3​

Answer 1

Explanation:

(a) OH

−

ion can donate an electron pair. Hence, it acts as Lewis base.

(b) F

−

ion can donate an electron pair. Hence, it acts as Lewis base.

(c) H

+

ion can accept an electron pair. Hence, it acts as Lewis acid.

(d) BCl

3

ion can accept an electron pair. Hence, it acts as Lewis acid.