Which of the following is not correct ?

Options

A. The oxides and hydroxides of d-block elements are less basic than those of f-block elements
B. The sizes of the atoms and ions of d-block elements are relatively smaller than those of the f-block elements.
C. the tendency to form complexes of d-block elements is less than that of f-block elements.
D. f-block elements are called inner transition elements.

Answer

C