chemical bonding ii – molecular geometry and hybridisation of atomic orbitals general chemistry i...
TRANSCRIPT
![Page 1: Chemical Bonding II – Molecular Geometry and Hybridisation of Atomic Orbitals General Chemistry I CHM 111 Dr Erdal OnurhanSlide 1 Molecular Geometry of](https://reader036.vdocuments.us/reader036/viewer/2022062301/5697bfc71a28abf838ca7ea4/html5/thumbnails/1.jpg)
Chemical Bonding II – Molecular Geometry and Hybridisation of Atomic Orbitals
General Chemistry I CHM 111 Dr Erdal Onurhan Slide 1
Molecular Geometry of Molecules with No Lone Pair(s) on the Central Atom
![Page 2: Chemical Bonding II – Molecular Geometry and Hybridisation of Atomic Orbitals General Chemistry I CHM 111 Dr Erdal OnurhanSlide 1 Molecular Geometry of](https://reader036.vdocuments.us/reader036/viewer/2022062301/5697bfc71a28abf838ca7ea4/html5/thumbnails/2.jpg)
Chemical Bonding II – Molecular Geometry and Hybridisation of Atomic Orbitals
General Chemistry I CHM 111 Dr Erdal Onurhan Slide 2
Molecular Geometry of Molecules with Lone Pair(s) on the Central Atom
![Page 3: Chemical Bonding II – Molecular Geometry and Hybridisation of Atomic Orbitals General Chemistry I CHM 111 Dr Erdal OnurhanSlide 1 Molecular Geometry of](https://reader036.vdocuments.us/reader036/viewer/2022062301/5697bfc71a28abf838ca7ea4/html5/thumbnails/3.jpg)
Chemical Bonding II – Molecular Geometry and Hybridisation of Atomic Orbitals
General Chemistry I CHM 111 Dr Erdal Onurhan Slide 3
Carbon Dioxide and Water
O
H H+CO O
+ +
CO2 H2O
![Page 4: Chemical Bonding II – Molecular Geometry and Hybridisation of Atomic Orbitals General Chemistry I CHM 111 Dr Erdal OnurhanSlide 1 Molecular Geometry of](https://reader036.vdocuments.us/reader036/viewer/2022062301/5697bfc71a28abf838ca7ea4/html5/thumbnails/4.jpg)
Chemical Bonding II – Molecular Geometry and Hybridisation of Atomic Orbitals
General Chemistry I CHM 111 Dr Erdal Onurhan Slide 4
Dipole Moments and Structure
C C
H
Cl
H
Cl
C C
Cl
H
H
Cl
The net polarity is down; this is a polar molecule.
There is no net polarity; this is a nonpolar molecule.
+
Cis-1,2-dichloroethene Trans-1,2-dichloroethene
![Page 5: Chemical Bonding II – Molecular Geometry and Hybridisation of Atomic Orbitals General Chemistry I CHM 111 Dr Erdal OnurhanSlide 1 Molecular Geometry of](https://reader036.vdocuments.us/reader036/viewer/2022062301/5697bfc71a28abf838ca7ea4/html5/thumbnails/5.jpg)
Chemical Bonding II – Molecular Geometry and Hybridisation of Atomic Orbitals
General Chemistry I CHM 111 Dr Erdal Onurhan Slide 5
Formation of H2 – Valence Bond Theory
Two non-interacting hydrogen atoms
Start of Interaction – Minimum Overlap
Further Interaction – Intermediate Overlap
Maximum Interaction – Maximum Overlap
Bond has been formed – distance between nuclei is the bond length
![Page 6: Chemical Bonding II – Molecular Geometry and Hybridisation of Atomic Orbitals General Chemistry I CHM 111 Dr Erdal OnurhanSlide 1 Molecular Geometry of](https://reader036.vdocuments.us/reader036/viewer/2022062301/5697bfc71a28abf838ca7ea4/html5/thumbnails/6.jpg)
Chemical Bonding II – Molecular Geometry and Hybridisation of Atomic Orbitals
General Chemistry I CHM 111 Dr Erdal Onurhan Slide 6
sp3 Hybridisation
![Page 7: Chemical Bonding II – Molecular Geometry and Hybridisation of Atomic Orbitals General Chemistry I CHM 111 Dr Erdal OnurhanSlide 1 Molecular Geometry of](https://reader036.vdocuments.us/reader036/viewer/2022062301/5697bfc71a28abf838ca7ea4/html5/thumbnails/7.jpg)
Chemical Bonding II – Molecular Geometry and Hybridisation of Atomic Orbitals
General Chemistry I CHM 111 Dr Erdal Onurhan Slide 7
Hybrid Orbitals
![Page 8: Chemical Bonding II – Molecular Geometry and Hybridisation of Atomic Orbitals General Chemistry I CHM 111 Dr Erdal OnurhanSlide 1 Molecular Geometry of](https://reader036.vdocuments.us/reader036/viewer/2022062301/5697bfc71a28abf838ca7ea4/html5/thumbnails/8.jpg)
Chemical Bonding II – Molecular Geometry and Hybridisation of Atomic Orbitals
General Chemistry I CHM 111 Dr Erdal Onurhan Slide 8
Bonding in Ethene
![Page 9: Chemical Bonding II – Molecular Geometry and Hybridisation of Atomic Orbitals General Chemistry I CHM 111 Dr Erdal OnurhanSlide 1 Molecular Geometry of](https://reader036.vdocuments.us/reader036/viewer/2022062301/5697bfc71a28abf838ca7ea4/html5/thumbnails/9.jpg)
Chemical Bonding II – Molecular Geometry and Hybridisation of Atomic Orbitals
General Chemistry I CHM 111 Dr Erdal Onurhan Slide 9
Sigma ( ) and Pi ( ) Bonds
![Page 10: Chemical Bonding II – Molecular Geometry and Hybridisation of Atomic Orbitals General Chemistry I CHM 111 Dr Erdal OnurhanSlide 1 Molecular Geometry of](https://reader036.vdocuments.us/reader036/viewer/2022062301/5697bfc71a28abf838ca7ea4/html5/thumbnails/10.jpg)
Chemical Bonding II – Molecular Geometry and Hybridisation of Atomic Orbitals
General Chemistry I CHM 111 Dr Erdal Onurhan Slide 10
Bonding in Ethyne
![Page 11: Chemical Bonding II – Molecular Geometry and Hybridisation of Atomic Orbitals General Chemistry I CHM 111 Dr Erdal OnurhanSlide 1 Molecular Geometry of](https://reader036.vdocuments.us/reader036/viewer/2022062301/5697bfc71a28abf838ca7ea4/html5/thumbnails/11.jpg)
Chemical Bonding II – Molecular Geometry and Hybridisation of Atomic Orbitals
General Chemistry I CHM 111 Dr Erdal Onurhan Slide 11
Bonding and Antibonding Molecular Orbitals in H2and the Energy-Level Diagram
![Page 12: Chemical Bonding II – Molecular Geometry and Hybridisation of Atomic Orbitals General Chemistry I CHM 111 Dr Erdal OnurhanSlide 1 Molecular Geometry of](https://reader036.vdocuments.us/reader036/viewer/2022062301/5697bfc71a28abf838ca7ea4/html5/thumbnails/12.jpg)
Chemical Bonding II – Molecular Geometry and Hybridisation of Atomic Orbitals
General Chemistry I CHM 111 Dr Erdal Onurhan Slide 12
Sigma and Pi Bonding from 2p Orbitals
Sigma Bonding –Electron Density Along Nuclear Axis
Pi Bonding –Electron Density Above and Below Nuclear Axis
![Page 13: Chemical Bonding II – Molecular Geometry and Hybridisation of Atomic Orbitals General Chemistry I CHM 111 Dr Erdal OnurhanSlide 1 Molecular Geometry of](https://reader036.vdocuments.us/reader036/viewer/2022062301/5697bfc71a28abf838ca7ea4/html5/thumbnails/13.jpg)
Chemical Bonding II – Molecular Geometry and Hybridisation of Atomic Orbitals
General Chemistry I CHM 111 Dr Erdal Onurhan Slide 13
Energy-Level Diagrams for H+2, H2, He+
2 and He2
![Page 14: Chemical Bonding II – Molecular Geometry and Hybridisation of Atomic Orbitals General Chemistry I CHM 111 Dr Erdal OnurhanSlide 1 Molecular Geometry of](https://reader036.vdocuments.us/reader036/viewer/2022062301/5697bfc71a28abf838ca7ea4/html5/thumbnails/14.jpg)
Chemical Bonding II – Molecular Geometry and Hybridisation of Atomic Orbitals
General Chemistry I CHM 111 Dr Erdal Onurhan Slide 14
Energy-Level Diagram for Li2