Classification Of Elements And Periodicity In Properties Ques 158
Question: An atom with atomic number 21 belongs to the category of [Kurukshetra CEE 1991]
Options:
A) $ s $ -block elements
B) $ p $ -block elements
C) $ d $ -block elements
D) $ f $ -block elements
Show Answer
Answer:
Correct Answer: C
Solution:
d-block - $ [Ar],3d^{1}4s^{2} $
