Multiple choice

An atom has electronic configuration 2, 8. To which of the following elements would it be chemically similar?

  1. Ar

  2. C

  3. Cl

  4. F

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A Correct answer
Explanation

The atom with electronic configuration 2, 8 is Neon (Ne), which is a noble gas and is chemically similar to Argon (Ar) which is also a noble gas.