## Chemistry: The Molecular Science (5th Edition)

Published by Cengage Learning

# Chapter 18 - Nuclear Chemistry - Questions for Review and Thought - Topical Questions - Page 817b: 22c

#### Answer

$_{88}^{226}Ra → _{2}^{4}He + _{86}^{222}Rn$

#### Work Step by Step

Ra-226 decays to Rn-222 by emitting an alpha particle.

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