Which cations of the Group 2 form the least stable complexes?
(i) Be²⁺ and Mg²⁺
(ii) Ca²⁺
(iii) Sr²⁺ and Ba²⁺

Name: Which cations of the Group 2 form the least stable complexes? (i) Be 2+ and Mg 2+ (ii) Ca 2+ (iii) Sr 2+ and Ba 2+ A) (i) B) (ii) C) (iii)
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Question

Which cations of the Group 2 form the least stable complexes? (i) Be²⁺ and Mg²⁺ (ii) Ca²⁺ (iii) Sr²⁺ and Ba²⁺ A) (i) B) (ii) C) (iii)

Quizplus · Accepted Answer

Sr²⁺ and Ba²⁺ form the least stable complexes among Group 2 cations due to their larger ionic sizes and lower charge density, which result in weaker interactions with ligands.

Which Cations of the Group 2 Form the Least Stable