When potassium loses an electron to form K⁺, which electron is lost? A) 1s B) 2s C) 3s D) 4s

Name: When potassium loses an electron to form K + , which electron is lost? A) 1s B) 2s C) 3s D) 4s
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Question

Quizplus · Accepted Answer

Potassium has the electron configuration [Ar] 4s1. When it loses an electron to form K⁺, it becomes [Ar] (which means it lost the 4s electron) and has a +1 charge (which means it lost one electron). Therefore, the electron that is lost is from the 4s orbital, making choice D the correct answer.

When Potassium Loses an Electron to Form K+, Which Electron

When Potassium Loses an Electron to Form K⁺, Which Electron