21 verified questions · ~19 minutes · answer key checked against the official NTA final key across multiple sources. Text-only questions (diagram-based excluded until they can be shown properly).
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
The products A and B in the following reactions, respectively are A ←(Ag–NO₂)— CH₃–CH₂–CH₂–Br —(AgCN)→ B
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