A compound designated as AB3 has a total valence electrons of 24. Elements A and B are from Group 6A with Element A being less electronegative than Element B. Element A can have an expanded octet. 7. a) Using the letters A and B, draw the best Lewis structure and any associated resonance structures b) what is the molecular shape of your structure? c) From your structure in part a, what is the hybridization of the central atom?

A compound designated as AB3 has a total valence electrons of 24. Elements A and B are from Group 6A with Element A being less electronegative than Element B. Element A can have an expanded octet. 7. a) Using the letters A and B, draw the best Lewis structure and any associated resonance structures b) what is the molecular shape of your structure? c) From your structure in part a, what is the hybridization of the central atom?

Chemistry: Principles and Reactions

8th Edition

ISBN:9781305079373

Author:William L. Masterton, Cecile N. Hurley

Publisher:William L. Masterton, Cecile N. Hurley

Chapter7: Covalent Bonding

Section: Chapter Questions

Problem 81QAP: It is possible to write a simple Lewis structure for the SO42- ion, involving only single bonds,...

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7.57 What observation about molecules compels us to consider the hybridization of atomic orbitals?
It is possible to write a simple Lewis structure for the SO42- ion, involving only single bonds, which follows the octet rule. However, Linus Pauling and others have suggested an alternative structure, involving double bonds, in which the sulfur atom is surrounded by six electron pairs. (a) Draw the two Lewis structures. (b) What geometries are predicted for the two structures? (c) What is the hybridization of sulfur in each case? (d) What are the formal charges of the atoms in the two structures?
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