Chemistry: A Molecular Approach (3rd Edition)

Published by Prentice Hall
ISBN 10: 0321809246
ISBN 13: 978-0-32180-924-7

Chapter 8 - Sections 8.1-8.9 - Exercises - Problems by Topic - Page 376: 77a

Answer

Be 1s$^{2}$2s$^{2}$ The first and second ionization energies involve removing 2s electrons, while the third ionization energy removes a core electron. Given this, the jump must occur between the second and third ionization energies.

Work Step by Step

Be 1s$^{2}$2s$^{2}$ The first and second ionization energies involve removing 2s electrons, while the third ionization energy removes a core electron. Given this, the jump must occur between the second and third ionization energies.
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