Home ยป The atom of an element has electronic con-figuration 2, 8, 7. To which of the following elements would it be chemically similar? Periodic Table MCQs The atom of an element has electronic con-figuration 2, 8, 7. To which of the following elements would it be chemically similar? April 14, 2022 12 Views Q. The atom of an element has electronic con-figuration 2, 8, 7. To which of the following elements would it be chemically similar? A. N(7) B. P(15) C. Na(11) D. F (9) Answer: F (9)