Which is the correct electron configuration for Fe 2+ ? a) [Ar]4s3d6 c) [Ar]4s03d6 b) [Ar]4s3d4 d)
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Which is the correct electron configuration for Fe2+?
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a) [Ar]4s²3d6 c) [Ar]4s03d6 b) [Ar]4s²3d4 d) [Ar]4s²3d8
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