Question
Consider the electron configuration. Which element has this electron configuration? astatine bromine chlorine fluorine
Answer
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Zara
Professional · Tutor for 6 years
Answer
# ExplanationThe electron configuration notation provided represents the distribution of electrons in an atom's energy levels. The numbers 1, 2, and 3 represent the energy levels, while the 's' represents the type of orbital, in this case, the s-orbital. The up and down arrows represent the two electrons that can occupy each s-orbital, with their spins oriented in opposite directions.The electron configuration given is:1s² 2s² 3s²This configuration indicates that there are 2 electrons in the 1s orbital, 2 electrons in the 2s orbital, and 2 electrons in the 3s orbital. Therefore, the total number of electrons in this atom is 2 + 2 + 2 = 6 electrons.The element that has 6 electrons in its neutral state (i.e., the number of electrons equals the number of protons) is Fluorine (F), which is atomic number 9 on the periodic table.# AnswerFluorine