Which of the following alloys is used to make statues?

Four successive elements of the first transition series are given with their atomic numbers. Which one of them is expected to have the highest third ionization enthalpy?

Which transition metal configuration exhibits the highest oxidation state?

Which block element from the following are known as transition elements?

Select the correct order of ionic radii for the given ions:

Calculate the number of unpaired electrons in the following gaseous ions: $Mn^{3+}, Cr^{3+}, V^{3+}$ and $Ti^{3+}$. Which one of these is the most stable in aqueous solution?