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 $ .



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