Conceptual Physics (12th Edition)

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

Chapter 33 - Think and Explain: 59

Answer

Yes.

Work Step by Step

The atomic number decreases by 2 for alpha emission, because alpha particles carry a charge of +2e. The atomic number increases by 1 for beta emission, because beta particles carry a charge of -1e. When the atomic number changes, the element has been transmuted. This is discussed on pages 628-629.
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