Question

(6) Explain HSAB concept involved in the separation of Cu2+ and Cd in
qualitative analysis.
hard and soft acids and bases?​

Answer 1

Explanation:

1983 : By Ralph Pearson and Robert Parr, the qualitative definition of HSAB was converted to a quantitative one by using the idea of polarizability.  A less easily polarized atom or ion is “hard” and a more easily polarized atom or ion is “soft” 4.