Conceptual Physics (12th Edition)

Published by Addison-Wesley
ISBN 10: 0321909100
ISBN 13: 978-0-32190-910-7

Chapter 11 - Think and Rank: 34

Answer

Number of shells, most to least: B, A, D, C.

Work Step by Step

As we read down the table, each element has atoms with one more shell than the one above. This is discussed on page 215, and the periodic table on page 216 should be consulted.
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