Chemistry (12th Edition)

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

Chapter 20 - Oxidation-Reduction Reactions - 20.1 The Meaning of Oxidation and Reduction - 20.1 Lesson Check: 8

Answer

Na loses electrons so it is oxidized, because it gives up an electron to bromine to complete its octet in the reaction. Bromine gains electrons, so it is reduced. H is oxidized as it gives its electron to chlorine which is reduced

Work Step by Step

Oxidation is the loss of electrons, while reduction is the gain of electrons. H gives one electron to chlorine, which needs one.
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