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Structure and Bonding in Chemistry
University of British Columbia
Verified Notes

Browse the full collection of course materials, past exams, study guides and class notes for CHEM 121 - Structure and Bonding in Chemistry at University of British Columbia …

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TBA

Dr. Lawrence McIntosh

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Class Notes

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CHEM 121 Lecture Notes - Lecture 1: Ionic Compound, Covalent Bond, Nonmetal

CHEM 121 Lecture Notes - Lecture 2: Octet Rule, Valence Electron, Lone Pair

CHEM 121 Lecture Notes - Lecture 3: Lewis Structure, Formal Charge, Noble Gas

Example: the skeletal structure of barbituric acid is shown below. Complete the skeletal to make it a proper lewis structure. (chirp, 2. 35) Thus, the

CHEM 121 Lecture Notes - Lecture 4: Octet Rule, Lewis Structure, Chemical Formula

CHEM 121 Lecture Notes - Lecture 5: Hydronium, Partial Charge, Lone Pair

Lecture 5 - chemical reactivity, shapes and polarity of chemical species, molecular shape. Chemical reactivity: acid-base reactions: the distribution o

CHEM 121 Lecture Notes - Lecture 7: Trigonal Bipyramidal Molecular Geometry, Electronegativity, Covalent Bond

However, the left hand side is a more valid perspective diagram for sulfur tetra uoride because it has 2*90 degree interaction with s-f bonds, while th

CHEM 121 Lecture Notes - Lecture 8: Standing Wave, Matter Wave

Lecture 7 - introduction to chapter 4: fundamentals of. Constructive wave interference > m phase > greater amplitude. Destructive wave interference > o

CHEM 121 Lecture Notes - Lecture 9: Uncertainty Principle, Probability Distribution, Potential Energy

Lecture 9 - chapter 4: wave-like behavior and probability, Peak node (graph by author: peak the maximum probability, node the minimum probability. = pr

CHEM 121 Lecture 10: chem notes 1:4

CHEM 121 Lecture 10: chem notes 4:4

CHEM 121 Lecture 10: chem notes 2:4

CHEM 121 Lecture 10: chem notes 3:4

CHEM 121 Lecture Notes - Lecture 10: Spherical Coordinate System, Principal Quantum Number, Angular Momentum

Lecture 10 - quantum mechanics exercises, chapter 5. Known values: l = 10 = 10 x 10-10 m = 1 x 10-9 m, m = mass of proton = 1. 67 x 10-27 m, n = 2 and

CHEM 121 Lecture 11: CHEM 121 Lecture 11

CHEM 121 Lecture Notes - Lecture 11: Principal Quantum Number, Magnetic Quantum Number, Exponential Decay

Lecture 11 - shape of s, p and d orbitals. Key points: each orbital is described by a set of three quantum numbers: n. M: n - the principle quantum num

CHEM 121 Lecture Notes - Lecture 12: Atomic Number, Principal Quantum Number

Lecture 12 - shape of d orbitals, energies of one-electron. Atoms and ions, introduction of chapter 6: nature of light. Shape of d-orbitals review: (ch

CHEM 121 Lecture Notes - Lecture 12: Photon

CHEM 121 Lecture Notes - Lecture 13: Photon

CHEM 121 Lecture Notes - Lecture 13: Atomic Radius, Electron Configuration, Transition Metal

CHEM 121 Lecture Notes - Lecture 14: Emission Spectrum, Absorption Spectroscopy, Atomic Spectroscopy

CHEM 121 Lecture Notes - Lecture 14: Molecular Orbital Theory, Bond Order, Antibonding Molecular Orbital

CHEM 121 Lecture Notes - Lecture 15: Standing Wave, Eigenfunction, Thought Experiment

CHEM 121 Lecture Notes - Lecture 15: Transition Metal, Noble Gas, Ionic Radius

Lecture 15 - exceptions to regular orbital filling, ground state and excited states, magnetic properties, atomic & ionic radii. Exercises: *use the pre

CHEM 121 Lecture Notes - Lecture 16: Effective Nuclear Charge, Electron Affinity, Atomic Radius

CHEM 121 Lecture Notes - Lecture 16: Lattice Energy, London Dispersion Force, Intermolecular Force

CHEM 121 Lecture Notes - Lecture 17: Bond Order, Antibonding Molecular Orbital, Atomic Orbital

Lecture 17 - antibonding, bonding, energy levels and bond order. Hydrogen molecule uses the cross-sections of the 90% probability surfaces. Three chara

CHEM 121 Lecture 17: Radial Probability Distribution, Solving Schrodinger’s Equation and Energies of One-electron Atoms and Ions

CHEM 121 Lecture Notes - Lecture 17: Polymerization, Monomer

CHEM 121 Lecture Notes - Lecture 18: Vanillin, Chemophobia

CHEM 121 Lecture Notes - Lecture 18: Antibonding Molecular Orbital, Paramagnetism, Unified Modeling Language

CHEM 121 Lecture Notes - Lecture 19: Sodium Hydroxide, Nitrous Acid, Methanol

CHEM 121 Lecture 19: Chapter 9: Valence bond theory, Hybridization

CHEM 121 Lecture 19: Chp6 Spectroscopy and Electronic Transitions, Chp7 Introduction to Multielectron Species and Periodic Properties

CHEM 121 Lecture Notes - Lecture 20: Colligative Properties, Standing Wave, Compton Scattering

CHEM 121 Lecture 20: Electronic Configurations, Orbital Diagrams, Ground and Excited States for Multi-Electron Species

CHEM 121 Lecture Notes - Lecture 20: Trigonal Bipyramidal Molecular Geometry, Unpaired Electron, Covalent Bond

Lecture 20 - chapter 9: exercises on drawing valence bond diagram. Exercises: describe the bonding in allene, shown below (chirp, 9. 15) Step 1: draw o

CHEM 121 Lecture Notes - Lecture 21: Radical Polymerization, Polymer, Vulcanization

CHEM 121 Lecture 21: Periodic Table Trends - Atomic and Ionic Radii, Ionization Energy

CHEM 121 Lecture Notes - Lecture 21: Conjugated System, Lewis Structure, The Terminal

Lecture 21 - introduction to chapter 10: chemical origins of color. Conjugation systems: in conjugated systems > p orbitals from the multiple bonds

CHEM 121 Lecture Notes - Lecture 22: Nylon, Copolymer

CHEM 121 Lecture 22: Periodic Table Trends and Introduction to Chapter 8

CHEM 121 Lecture Notes - Lecture 22: Covalent Radius, Conjugated System, Molecular Electronic Transition

Lecture 22 - chapter 10: conjugated system and organic dye. Exercise: estimate the conjugated chain length required for a molecule to absorb visible li

CHEM 121 Lecture 23: Chapter 8 - Intro to Molecular Orbital Theory

CHEM 121 Lecture 23: Chapter 11 - Physical properties

CHEM 121 Lecture Notes - Lecture 23: Intensive And Extensive Properties, Chemical Property, Chemical Change

CHEM 121 Lecture Notes - Lecture 24: Absorption Spectroscopy, Emission Spectrum, Atomic Spectroscopy

CHEM 121 Lecture 24: Bond Order and Molecular Orbitals, Energy Level Diagrams of Dioxygen and Dilithium Molecules

CHEM 121 Lecture Notes - Lecture 24: Intermolecular Force, Condensation Reaction, Boiling Point

Lecture 24 - chapter 11: intermolecular forces, bonding, Ionic solids consist of positive and negative atoms and/or molecular ions. The oppositely char

CHEM 121 Lecture Notes - Lecture 25: Covalent Bond, Lewis Structure

CHEM 121 Lecture 25: Orbital Interaction Diagram for Dioxygen and Exceptions for Molecules in the P-Block

CHEM 121 Lecture Notes - Lecture 25: Kinetic Theory Of Gases, Ideal Gas Law, Molar Mass

CHEM 121 Lecture Notes - Lecture 26: Heat Capacity, Sign Convention, Kinetic Energy

CHEM 121 Lecture Notes - Lecture 26: Polymerization, Dental Composite, Pi Bond

Lecture 26 - chapter 12: types of polymers and exercises. Polymer synthesis: chain-growth polymerization(additional, the chain grows by adding one mono

CHEM 121 Lecture 26: Chapter 9: Valence Bond Theory

CHEM 121 Lecture 27: Valence Bond Theory (continued)

CHEM 121 Lecture 28: More VBT Examples

CHEM 121 Lecture 31: Chapter 10 - Chemical Origins of Color

CHEM 121 Lecture 32: B-carotene, UV-Vis Spectrum, Energy Transitions

CHEM 121 Lecture 33: Chapter 11- Physical Properties and Chemical Reactivity

CHEM 121 Lecture 34: Melting and Boiling Point Trends

CHEM 121 Lecture 35: Chp 11-Types of Solids and Condensation Reactions

CHEM 121 Lecture 36: Chp 11 - How do soaps work and how are soaps made, Chp 12 - Line Bond Drawings and Polymerization

CHEM 121 Lecture 37: Polymers - Deducing its Physical Properties, 2 Types of Polymerization

CHEM 121 Lecture 38: Polymerization - Polymer to Monomer, Co-polymerization, Applications to Polymerization