Conceptual Physics (12th Edition)

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

Part 7 - Multiple-Choice Practice Exam: 16

Answer

When an element ejects a beta particle, the atomic number of that element increases by one.

Work Step by Step

A beta particle is negatively charged, so the charge of the nucleus that is left behind is higher, by +1. This is discussed on page 628.
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