The metal ion whose electronic configuration is not affected by the nature of the ligand and which gives a violet colour in non-luminous flame under hot condition in borax bead test is

[JEE Main 2025, 28 Jan (Shift 1)]

Question

The metal ion whose electronic configuration is not affected by the nature of the ligand and which gives a violet colour in non-luminous flame under hot condition in borax bead test is

[JEE Main 2025, 28 Jan (Shift 1)]

YESPYQ · Accepted Answer

Correct answer: d) $N{i}^{2+}$. $N{i}^{2+}$ has ${d}^{8}$ electronic configurations which is unaffected by the nature of ligand, and gives a violet colour in nonluminous flame under hot condition in borax bead test.

The metal ion whose electronic configuration is not affected by the nature of the ligand and which gives a violet colour…

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