Chemistry (12th Edition)

Published by Prentice Hall
ISBN 10: 0132525763
ISBN 13: 978-0-13252-576-3

Chapter 5 - Electrons in Atoms - 5 Assessment - Page 156: 105

Answer

Neon-20 differs from neon-21 because neon-21 has an additional neutron in its nucleus, increasing its mass number by one.

Work Step by Step

Neon-20 differs from neon-21 because neon-21 has an additional neutron in its nucleus, increasing its mass number by one.
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