JEE Main 2026 Chemistry question
The correct increasing order of spin-only magnetic moment values of the complex ions , , and is:
Answer: (4)
Solution
Mn²⁺: 3d⁵, n=5. Cu²⁺: 3d⁹ , n=1. Ni²⁺ square planar: 3d⁸, n=0.
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