Answer
Choice A.
Work Step by Step
Isotopes of the same element can differ in the number of neutrons, and ions can differ in the number of electrons.
The number of protons in the nucleus determines the identity of the element.
Physics: Principles with Applications (7th Edition)
by Giancoli, Douglas C.
Published by
Pearson
ISBN 10:
0-32162-592-7
ISBN 13:
978-0-32162-592-2
Chapter 30 - Nuclear Physics and Radioactivity - Misconceptual Questions - Page 880: 1
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