Which element is named after the name of a planet?

Which of the following elements is $NOT$ regarded as a transition element?

Which of the following triads has approximately equal size?

The $I.P.$ values of $Cr, Zn, Mn$,and $Hg$ are $7.4 \ eV, 6.7 \ eV, 10.4 \ eV$,and $9.3 \ eV$. These $I.P.$ values are not listed in the order of the elements. Identify the correct $I.P.$ value for the given elements.

Which of the following rules must be followed to form an alloy?

Based on the given outer electronic configurations,which element will exhibit the highest oxidation state?