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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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Dr. Lawrence McIntosh
fall
15

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Class Notes

Taken by our most diligent verified note takers in class covering the entire semester.
CHEM 121 Lecture Notes - Lecture 1: Ionic Compound, Covalent Bond, Nonmetal
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CHEM 121 Lecture Notes - Lecture 2: Octet Rule, Valence Electron, Lone Pair
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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
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CHEM 121 Lecture Notes - Lecture 4: Octet Rule, Lewis Structure, Chemical Formula
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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
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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
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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
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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
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CHEM 121 Lecture 10: chem notes 4:4
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CHEM 121 Lecture 10: chem notes 1:4
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CHEM 121 Lecture 10: chem notes 2:4
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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
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CHEM 121 Lecture 10: chem notes 3:4
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CHEM 121 Lecture 11: CHEM 121 Lecture 11
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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
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CHEM 121 Lecture Notes - Lecture 12: Photon
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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
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CHEM 121 Lecture Notes - Lecture 13: Atomic Radius, Electron Configuration, Transition Metal
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CHEM 121 Lecture Notes - Lecture 13: Photon
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CHEM 121 Lecture Notes - Lecture 14: Emission Spectrum, Absorption Spectroscopy, Atomic Spectroscopy
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CHEM 121 Lecture Notes - Lecture 14: Molecular Orbital Theory, Bond Order, Antibonding Molecular Orbital
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CHEM 121 Lecture Notes - Lecture 15: Standing Wave, Eigenfunction, Thought Experiment
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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
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CHEM 121 Lecture Notes - Lecture 16: Effective Nuclear Charge, Electron Affinity, Atomic Radius
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CHEM 121 Lecture Notes - Lecture 16: Lattice Energy, London Dispersion Force, Intermolecular Force
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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
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CHEM 121 Lecture 17: Radial Probability Distribution, Solving Schrodinger’s Equation and Energies of One-electron Atoms and Ions
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CHEM 121 Lecture Notes - Lecture 17: Polymerization, Monomer
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CHEM 121 Lecture Notes - Lecture 18: Antibonding Molecular Orbital, Paramagnetism, Unified Modeling Language
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CHEM 121 Lecture Notes - Lecture 18: Vanillin, Chemophobia
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CHEM 121 Lecture 19: Chp6 Spectroscopy and Electronic Transitions, Chp7 Introduction to Multielectron Species and Periodic Properties
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CHEM 121 Lecture 19: Chapter 9: Valence bond theory, Hybridization
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CHEM 121 Lecture Notes - Lecture 19: Sodium Hydroxide, Nitrous Acid, Methanol
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CHEM 121 Lecture Notes - Lecture 20: Colligative Properties, Standing Wave, Compton Scattering
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CHEM 121 Lecture 20: Electronic Configurations, Orbital Diagrams, Ground and Excited States for Multi-Electron Species
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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
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CHEM 121 Lecture Notes - Lecture 21: Radical Polymerization, Polymer, Vulcanization
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CHEM 121 Lecture 21: Periodic Table Trends - Atomic and Ionic Radii, Ionization Energy
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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
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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
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CHEM 121 Lecture 22: Periodic Table Trends and Introduction to Chapter 8
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CHEM 121 Lecture Notes - Lecture 22: Nylon, Copolymer
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CHEM 121 Lecture 23: Chapter 8 - Intro to Molecular Orbital Theory
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CHEM 121 Lecture Notes - Lecture 23: Intensive And Extensive Properties, Chemical Property, Chemical Change
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CHEM 121 Lecture 23: Chapter 11 - Physical properties
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CHEM 121 Lecture Notes - Lecture 24: Absorption Spectroscopy, Emission Spectrum, Atomic Spectroscopy
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CHEM 121 Lecture 24: Bond Order and Molecular Orbitals, Energy Level Diagrams of Dioxygen and Dilithium Molecules
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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
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CHEM 121 Lecture Notes - Lecture 25: Kinetic Theory Of Gases, Ideal Gas Law, Molar Mass
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CHEM 121 Lecture Notes - Lecture 25: Covalent Bond, Lewis Structure
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CHEM 121 Lecture 25: Orbital Interaction Diagram for Dioxygen and Exceptions for Molecules in the P-Block
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CHEM 121 Lecture Notes - Lecture 26: Heat Capacity, Sign Convention, Kinetic Energy
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CHEM 121 Lecture 26: Chapter 9: Valence Bond Theory
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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
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CHEM 121 Lecture 27: Valence Bond Theory (continued)
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CHEM 121 Lecture 28: More VBT Examples
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CHEM 121 Lecture 31: Chapter 10 - Chemical Origins of Color
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CHEM 121 Lecture 32: B-carotene, UV-Vis Spectrum, Energy Transitions
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CHEM 121 Lecture 33: Chapter 11- Physical Properties and Chemical Reactivity
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CHEM 121 Lecture 34: Melting and Boiling Point Trends
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CHEM 121 Lecture 35: Chp 11-Types of Solids and Condensation Reactions
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CHEM 121 Lecture 36: Chp 11 - How do soaps work and how are soaps made, Chp 12 - Line Bond Drawings and Polymerization
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CHEM 121 Lecture 37: Polymers - Deducing its Physical Properties, 2 Types of Polymerization
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CHEM 121 Lecture 38: Polymerization - Polymer to Monomer, Co-polymerization, Applications to Polymerization
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