MCQ
A transition metal $X$ has a configuration $[Ar]3{d^4}$ in its $ + 3$ oxidation state. Its atomic number is
- ✓$25$
- B$26$
- C$22$
- D$19$
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(Relative atomic masses of $Ag$ and $Br$ are $108\, u$ and $80\, u$, respectively).
$\begin{array}{*{20}{c}} {N \equiv C} \\ {N \equiv C}\end{array}\,\,\left. {} \right\rangle C = C\,\left\langle {} \right.\,\begin{array}{*{20}{c}} {C \equiv N} \\ {C \equiv N} \end{array}$