Chemistry: Principles and Practice (3rd Edition)

Published by Cengage Learning
ISBN 10: 0534420125
ISBN 13: 978-0-53442-012-3

Chapter 2 - Atoms, Molecules, and Ions - Questions and Exercises - Exercises - Page 83: 2.36

Answer

Tellurium (Te)

Work Step by Step

Mass = 126, Neutrons = Protons + 20 + 2 (as it has a charge of -2) Atomic number = 126 - 22 = 104/2 = 52 Te has an atomic number of 52
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