What is the spin-only magnetic moment of the Cu²⁺ ion (Cu, Z = 29)?
Correct answer D. 1.73 BM
Explanation
Cu²⁺ is [Ar]3d⁹, which has one unpaired electron. μ = √(n(n + 2)) = √(1 × 3) = 1.73 BM.
Answer checked How we write and check questions
Discussion