Physics: Principles with Applications (7th Edition)

Published by Pearson
ISBN 10: 0-32162-592-7
ISBN 13: 978-0-32162-592-2

Chapter 28 - Quantum Mechanics of Atoms - Questions: 15

Answer

A and C are allowed, B is not.

Work Step by Step

If an atom is in an excited state, configurations A and C could occur. Choice B is never allowed because it has 8 electrons in the 2p state, and no more than 6 are allowed.
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