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Which of the following is a possible ground-state electron configuration? [Xe] 6s24f145d106p2 [Kr] 5s24d85p3 [Xe] 6s25d106p4 [Kr] 5s25d105p5

Rodney Fox

in Chemistry

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Kevin Sutter on November 9, 2018

Answer : Option a) [Xe] Explanation : Lead is an element that is represented in the ground state the electronic configuration [Xe] .Only has 2 + 14 + 10 + 2 = 28 electrons and protons more than that of Xenon.Xenon has atomic number 54, now adding the 28 protons in its atom will 82 the atomic number of Lead.


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