Chapter 4: The d-and f-Block Elements - MCQ Quiz

Cr²⁺ to Cr³⁺ gives d³ (half-filled t2g), while Mn³⁺ to Mn²⁺ gives d⁵ (half-filled) — both stable

Cr²⁺ has higher charge density than Mn³⁺

Cr²⁺ forms more complex compounds than Mn³⁺

Mn³⁺ has a larger ionic radius than Cr²⁺