The spin-only magnetic moment value of the compound with strongest oxidizing ability among $MnF _{4}, MnF _{3}$ and $MnF _{2}$ is $.............$ $B.M.$ [nearest integer]
$4$
$3$
$2$
$5$
A first row transition metal in its $+2$ oxidation state has a spin-only magnetic moment value of $3.86 \mathrm{BM}$ The atomic number of the metal is
The only cations present in a slightly acidic solutions are $Fe^{3+},\,Zn^{2+}$ and $Cu^{2+}$. The reagent that when added in excess to this solution would identify and separate $Fe^{3+}$ in one step is
Identify incorrect statement
Transition metals are not characterized by
Gun metal is an alloy of