Question

This time all you are told is $5s^{2}4d^2$.
What element contains this valence level configuration?

• A. $Ti$
• B. $Zr$
• C. $Hf$
• D. $Rf$

Answer 1

Answer: (B)

$Zr$

Electronic configuration of $Zr=5s^{2}4d^2$ a second element of second transition series of d - block.