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Chemistry · 2025 · 1 mark
CBSE 2025 · Region 4 · Set 3 · Q2
Out of Ti^3+, Cr^3+, Fe^2+ and Ni^2+ ions, the one which is the most stable ion in aqueous solution is:
Out of $\displaystyle \mathrm{Ti}^{3+}, \mathrm{Cr}^{3+}, \mathrm{Fe}^{2+}$ and $\displaystyle \mathrm{Ni}^{2+}$ ions, the one which is the most stable ion in aqueous solution is :
Official answer
(B)
$\displaystyle \mathrm{Cr}^{3+}$
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CBSE Class 12 Chemistry past-paper question from the 2025 board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.