Chemistry: A Molecular Approach (3rd Edition)

Published by Prentice Hall
ISBN 10: 0321809246
ISBN 13: 978-0-32180-924-7

Chapter 2 - Sections 2.1-2.9 - Exercises - Problems by Topic: 52d



Work Step by Step

Atomic number of argon (A) = 18 Number of neutrons = 22 So, mass number of argon isotope (Z) = 22 + 18 = 40 Hence, isotopic symbol = $^{40}_{18}Ar$
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