Chemistry: Atoms First (2nd Edition)

by Zumdahl, Steven S.; Zumdahl, Susan A.

Published by Cengage Learning

ISBN 10: 1305079248

ISBN 13: 978-1-30507-924-3

Chapter 4 - Active Learning Questions - Page 197: 4

Answer

See explanation

Work Step by Step

Option a would be more favorable energetically. Exciting an electron from the bonding to the antibonding MO would weaken the bond and dissociate the H2 molecule into two separate H atoms.

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