Open QuestionWhat element forms an ion with an electronic configuration of [Xe] and a −2 charge?1258views
Open QuestionPredict the ground‑state electron configuration of each ion. use the abbreviated noble gas notation.1265views
Open QuestionUsing core notation, what is the abbreviated electron configuration of yttrium (Y)?994views
Open QuestionWhat is the electron configuration of the chlorine atom after it gains an electron?1872views