Provide the explanations of the following phenomena.    The electron configuration of Cr is [Ar]4s13d5rather than [Ar]4s23d4   The electron configuration of Ti is [Ar]4s23d2, but that of Cr2+is [Ar]3d4.

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Q: Provide explanations of the following phenomena: The electron configuration of Ti is [Ar] 4s2 3d2,…

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Q: The number of unpaired electrons in the electron configuration of a Cr atom is.

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