Chemistry · 2025
JEE Main · 8 April 2025, Shift 2 · Q58
The correct decreasing order of spin only magnetic moment values (BM) of Cu^+, Cu^2+, Cr^2+ and Cr^3+ ions is:
The correct decreasing order of spin only magnetic moment values (BM) of $\displaystyle \mathrm{Cu}^{+}, \mathrm{Cu}^{2+}, \mathrm{Cr}^{2+}$ and $\displaystyle \mathrm{Cr}^{3+}$ ions is :
Official answer
From NTA’s final answer key for this paper.
(3)
$\displaystyle \mathrm{Cr}^{2+}>\mathrm{Cr}^{3+}>\mathrm{Cu}^{2+}>\mathrm{Cu}^{+}$
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JEE Main 2025 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.