The maximum oxidation state of $Cr$ is:

Silver atom has completely filled $d$ orbitals $\left(4d^{10}\right)$ in its ground state. How can you say that it is a transition element?

The number of electrons in the outermost shell of the $3d-$ transition elements generally remains:

Which of the following ions exhibits a $3d^0 4s^0$ electronic configuration?

Highest density is of $...$.

Which of the following graphs is the correct representation of the relationship between atomic number $(Z)$ and the magnetic moment of $d-$block elements? [Outer electronic configuration : $(n - 1)d^x\ ns^{1\ or\ 2}$]