Atomic Structure Question 345
Question: A transition metal $ X $ has a configuration $ [Ar]3d^{4} $ in its $ +3 $ oxidation state. Its atomic number is [EAMCET 1990]
Options:
A) 25
B) 26
C) 22
D) 19
Show Answer
Answer:
Correct Answer: A
Solution:
Electrons in the atom $ =18+4+3=25 $ i.e. $ Z=25 $ .
