The Ground-State Electron Configuration of a Ni²⁺ Ion Is 1s²2s²2p⁶3s²3p⁶3d⁸

question 2

Multiple Choice

The ground-state electron configuration of a Ni²⁺ ion is 1s²2s²2p⁶3s²3p⁶3d⁸ .Therefore,Ni²⁺ is

• A) paramagnetic with two unpaired electrons.
• B) diamagnetic.
• C) paramagnetic with one unpaired electron.
• D) paramagnetic with four unpaired electrons.
• E) paramagnetic with five unpaired electrons.

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