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Class notes CHEM 121: Chapter 8 CA$12.19   Add to cart

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Class notes CHEM 121: Chapter 8

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This chapter relates back to chapter 2 (lewis structures) and Chapter 7 (electronic configuration). We study how some molecules are able to have double bonds and why some can’t create double bonds.

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  • December 27, 2022
  • 13
  • 2022/2023
  • Class notes
  • Laura stirchak
  • All classes
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helenalow
Chapter 8: Molecular Orbital Theory




11/7/2022

, Limitations with USEDR




↳>resource structures will make it bent



V




-
this
↳ But is also another way of drawing [N5] where it is linear




Molecular orbital
Theory

·
orbitals of molecules


↳) wave function superpositions
↳) superpositions change location of electron density



Example: Hd (hydrogen gas) Is Hydrogen

H atOm #atom




& ⑧
M
It.? # ↑
is (
A
-
super position
graph




bond formed
->

graph
~ epresen + ation
M * *

Bonding
↳ molecular orbitals


↳> increases electron density in
region between nuclei




& estructive interference

forms antibonding no
-

an

-
decrease in amplitude
-
When wave function is negative




A

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