Question

Which one of the following ions has same number of unpaired electrons as those present in V³⁺ ion?

विकल्प

• Fe³⁺

• Ni²⁺

• Mn²⁺

• Cr³⁺

Answer 1

Ni²⁺

Explanation:

V³⁺ = 3d²; No. of unpaired electrons = 2

Ni²⁺ = 3d⁸; No. of unpaired electrons = 2