Question

How many electrons are present in 3d orbital of tetrahedral $K_2 [NiCl_4]$ complex?

• A. 8 electrons
• B. 10 electrons
• C. 7 electrons
• D. 6 electrons

Answer 1

Answer: (A)

8 electrons

Answer 2

For complex $K_2[NiCl_4]$ Oxidation number of Ni= +2 Electronic configuration of 28 Ni 2+ : $1s^2, 2s^2 2p^6, 3s^23p^6 3d^8$