Question

The element having electronic configuration $[Kr]4d^{10},4f^{14},5s^{2}5p^{6}5d^2,6s^2$ belongs to

• A. s-block
• B. p-block
• C. d-block
• D. f-block

Answer 1

Answer: (C)

This configuration has incompletely filled d-orbitals, therefore, it is the configuration of a d-block element.