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What Is the Electron Configuration of Cr³⁺

Question 3

Multiple Choice

What is the electron configuration of Cr³⁺?

A) [Ar] 4s²3d¹
B) [Ar] 3d³
C) [Ar] 4s²3d⁴
D) [Ar] 4s¹3d²
E) none of these

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