General Properties of d-Block Elements

The correct order of magnetic moments (spin only values in B.M.) among the species involved is

$\mathrm{Rh}$ possesses almost similar properties as that of

The colour of gemstone emerald is due to presence of

Which of the following statements about interstitial compounds is NOT CORRECT?

The spin only magnetic moment ${\mathrm{m}}_{\mathrm{s}}$ for a metal ion in its trivalent state is $3.87$ B.M. The metal ion is

The IUPAC name of $\mathrm{Hg}\left[\mathrm{Co}(\mathrm{SCN}{)}_4\right]$ is

The compound with empirical formula ${\mathrm{CoCl}}_3.6{\mathrm{NH}}_3$ showed conductivity corresponding to three ions. The complex is

Which of following statements is INCORRECT?

The number of bridging carbonyl groups in ${\mathrm{Mn}}_2(\mathrm{CO}{)}_{10}$ is

Which of the following has the highest spin only magnetic moment in units of $\mathrm{B}.\mathrm{M}. ?$

The metal which has the lowest melting point among the following is

Select the correct reason for the melting point of $\mathrm{Zn}$ is lower as compared to those of the other elements of $3\mathrm{d}$ series.

Identify the incorrect statement from the following:

Which of the following statements is not correct?

Which of the following ions has a magnetic moment of $5.93 \mathrm{BM}$? $\left(\mathrm{At}.\mathrm{no}. \mathrm{V}=23, \mathrm{Cr}=24, \mathrm{Mn}=25, \mathrm{Fe}=26\right)$

Which of the following ions has maximum magnetic moment?

The oxidising ability of the given anions follows the order

Which of the following compounds is expected to be colored?

Among the following options, identify the one which exhibits the greatest number of oxidation states.

Which of the following statements holds true for $\mathrm{Cu}\left(\mathrm{I}\right)$ and $\mathrm{Cu}\left(\mathrm{II}\right)$ complexes ?