chapter 9(c) covalent bonding: orbitals (contd). figure 9.26: (a) the molecular orbital energy-...
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![Page 1: Chapter 9(c) Covalent Bonding: Orbitals (contd). Figure 9.26: (a) The molecular orbital energy- level diagram for the H 2 molecule. (b) The shapes of](https://reader035.vdocuments.mx/reader035/viewer/2022062511/551445b45503462d4e8b4b8d/html5/thumbnails/1.jpg)
Chapter 9(c)
Covalent Bonding: Covalent Bonding: Orbitals Orbitals (cont’d)(cont’d)
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Figure 9.26: (a) The molecular orbital energy-level diagram for the H2 molecule. (b) The shapes of the molecular orbitals are obtained by squaring the wave functions for MO1 and MO2.
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Figure 9.27: Bonding and antibonding molecular orbitals (MOs).
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Figure 9.28: A molecular orbital energy-level diagram for the H2 molecule.
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Copyright © Houghton Mifflin Company. All rights reserved. 9c–5
Figure 9.29: The molecular orbital energy-level diagram for the H2
- ion.
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Copyright © Houghton Mifflin Company. All rights reserved. 9c–6
Figure 9.30: The molecular orbital energy-level diagram for the He2 molecule.
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Copyright © Houghton Mifflin Company. All rights reserved. 9c–7
Figure 9.31: The relative sizes of the lithium 1s and 2s atomic orbitals.
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Copyright © Houghton Mifflin Company. All rights reserved. 9c–8
Figure 9.32: The molecular orbital energy-level diagram for the Li2 molecule.
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Copyright © Houghton Mifflin Company. All rights reserved. 9c–9
Figure 9.33: (a) The three mutually perpendicular 2p orbitals on two adjacent boron atoms. Two pairs of parallel p orbitals can overlap as shown in (b) and (c), and the third
pair can overlap head-on as shown in (d).
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Copyright © Houghton Mifflin Company. All rights reserved. 9c–10
Figure 9.34: (a) The two p orbitals on the boron atom that overlap head-on produce two s molecular orbitals, one bonding and one antibonding. (b) Two p orbitals that lie parallel overlap to produce two p molecular orbitals, one
bonding and one antibonding.
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Copyright © Houghton Mifflin Company. All rights reserved. 9c–11
Figure 9.35: The expected molecular orbital energy-level diagram resulting from the
combination of the 2p orbitals on two boron atoms.
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Figure 9.36: The expected molecular orbital energy-level diagram for the B2 molecule.