Use the periodic table to determine the ground-state electron configuration for the following element: Co A) [Ar]4s²3d⁷ B) [Ar]4s²3d⁹ C) [Ar]4s²3d⁵ D) [Ar]3d⁹ E) [Ar]4s²3d³

Name: Use the periodic table to determine the ground-state electron configuration for the following element: Co A) [Ar]4s 2 3d 7 B) [Ar]4s 2 3d 9 C) [Ar]4s 2 3d 5 D) [Ar]3d 9 E) [Ar]4s 2 3d 3
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Cobalt (Co) has an atomic number of 27. Its electron configuration is [Ar]4s²3d⁷.

Use the Periodic Table to Determine the Ground-State Electron Configuration