Which metal ion has a d⁴ electron configuration? A) Ti²⁺ B) Mn²⁺ C) Ni²⁺ D) Fe³⁺ E) Mn³⁺

Name: Which metal ion has a d 4 electron configuration? A) Ti 2+ B) Mn 2+ C) Ni 2+ D) Fe 3+ E) Mn 3+
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The electron configuration d⁴ indicates a d^5 configuration in a +1 oxidation state. Among the options, only Mn (manganese) can achieve a d^5 configuration when it loses one electron (Mn³⁺), making it Mn^+ with a d^5 configuration.

Which Metal Ion Has a D4 Electron Configuration

Which Metal Ion Has a D⁴ Electron Configuration