The decrease in atomic size of the d-block elements in a series is small after midway.

What happens to the atomic size of the lanthanides with increase in atomic number?

Among d-block elements, the most abundant element belongs to the first transition state.

Which of the following element belongs to the second transition series of the periodic table?

How many series’ of transition elements are present in the periodic table?

What is the nature of the transition elements?

Which of the following element belongs to the first transition series of the periodic table?

Which of the following has the highest density?