Chemistry 12th Edition

Published by McGraw-Hill Education
ISBN 10: 0078021510
ISBN 13: 978-0-07802-151-0

Chapter 9 - Chemical Bonding I - Questions & Problems: 9.41

Answer

Please see the work below.

Work Step by Step

According to the octet rule, an atom must have 8 electrons to fill its outermost shell to form bonds. But as we know that first period elements H and He require only 2 electrons to fill their respective outermost shell, hence this octet rule mainly applies to second period.
Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.