Physical Chemistry: Thermodynamics, Structure, and Change

Published by W. H. Freeman
ISBN 10: 1429290196
ISBN 13: 978-1-42929-019-7

Foundations - Topic A - Matter - Exercises - Page 23: A.5(a)

Answer

i. $BF_{3}$ ii. NO iii. $PCL_{5}$

Work Step by Step

i. $BF_{3}$ has an incomplete octet as there are 7 electrons in outermost shell of central atom (B). ii. NO has an incomplete octet as N has one electron less than a full octet. iii. In $PCL_{5}$, P exceeds the octet rule.
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