Chemistry: A Molecular Approach (3rd Edition)

Published by Prentice Hall
ISBN 10: 0321809246
ISBN 13: 978-0-32180-924-7

Chapter 10 - Sections 10.1-10.8 - Exercises - Cumulative Problems - Page 478: 98c

Answer

sp orbital of C and 5p orbital of I overlap to form the sigma bond

Work Step by Step

C is the central atom. It uses sp hybridization. 5p orbital of I is deficient of one electron, hence its 5p orbital will overlap with sp hybrid orbital of C.
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