I. What is the ground state electron configuration of Fe?II. How many valence electrons does iron have?III. How many unpaired electrons are in the ground state of Fe?

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Answered: I. What is the ground state electron…

Living By Chemistry: First Edition Textbook

1st Edition

ISBN:9781559539418

Author:Angelica Stacy

Publisher:Angelica Stacy

ChapterU1: Alchemy: Matter, Atomic Structure, And Bonding

SectionU1.24: Shell Game: Electron Configurations

Problem 9E

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What neutral atom is represented by the electron configuration in Figure 3.2?
Photoelectron spectroscopy studies of silicon atoms excited by X-rays with wavelength 9.8901010m show four peaks in which the electrons have speeds 2.097107ms1,2.093107ms1,2.014107ms1, and 1.971107ms1 . (Recall that 1J=1kgm2s2 .) (a) Calculate the ionization energy of the electrons in each peak. (b) Assign each peak to an orbital of the silicon atom.
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I. What is the ground state electron configuration of Fe? II. How many valence electrons does iron have? III. How many unpaired electrons are in the ground state of Fe?