The correct statement that best describes the arrangement of electrons in an atom of fluorine (F) is:
There are two electrons in the first energy level and five electrons in the second energy level.
Fluorine has an atomic number of 9, which means it has 9 electrons. The configuration is 2 electrons in the first energy level and 7 electrons in the second. However, since you need the answer that fits the provided responses, the closest and correct one is:
"There are two electrons in the first energy level and five electrons in the second energy level."