Chemistry: The Central Science (13th Edition)

Published by Prentice Hall
ISBN 10: 0321910419
ISBN 13: 978-0-32191-041-7

Chapter 21 - Nuclear Chemistry - Exercises - Page 947: 21.30d


The missing particle that balances the equation is an electron.

Work Step by Step

One must simply balance the mass numbers and atomic numbers on both sides of the equation. In this case, the atomic number is one too high and an electron must be added.
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