CHEM 263

U of A

Course Overview

Lessons & Practice

I. Welcome

1. CHEM 261 Review: The Basics (Lewis Structures, Bonding, VSEPR)

1.6hr

1.1.1. Lewis Structures and Formal Charges9 min

1.1.2. How to Draw Lewis Structures5 min

1.1.3. Example: Lewis Structures5 min

1.1.4. Example: Lewis Structures5 min

1.1.5. Practice: Lewis Structures2 min

1.1.6. Practice: Lewis Structures5 min

1.2.1. Bonding Models

1.2.2. Practice: Valence Bond Theory/Hybridization3 min

1.3.1. Valence Bond Theory and Hybridization7 min

1.3.2. Example: Valence Bond Theory/Hybridization5 min

1.4.1. Molecular Orbital Theory4 min

1.5.1. Bonding in Delocalized Systems3 min

1.5.2. Example: Resonance Structures6 min

1.6.1. VSEPR Theory5 min

1.6.2. Example: VSEPR2 min

1.6.3. Example: VSEPR3 min

1.6.4. Practice: VSEPR4 min

1.7.1. Polar Bonds6 min

1.7.2. Example: Polar Bonds3 min

1.7.3. Example: Polar Bonds 2 min

1.7.4. Practice: Polar Bonds 50 sec

1.8.1. Intermolecular Forces4 min

1.8.2. Melting and Boiling Point Comparison4 min

1.8.3. Example: Intermolecular Forces3 min

1.8.4. Example: Intermolecular Forces2 min

1.8.5. Practice: Intermolecular Forces1 min

1.9.1. Summary Sheet: The Basics

1.Q. Checkpoint Quiz9 Qns

2. CHEM 261 Review: Intro to Orgo (Functional Groups, Drawing, Naming)

50min

2.1.1. Summary Sheet: Common Organic Functional Groups

2.1.2. Example: Functional Groups 2 min

2.2.1. Drawing Organic Compouds in 2D2 min

2.2.2. Example: 2-D Notation2 min

2.2.3. Example: 2-D Notation1 min

2.2.4. Summary Sheet: Representing Molecules in Different 2D Notation

2.2.5. Summary Sheet: Condensed Formula

2.3.1. Drawing Organic Compounds in 3D5 min

2.3.2. Example: 3-D Notation2 min

2.3.3. Example: 3-D Notation2 min

2.3.4. Summary Sheet: Drawing in 3-Dimensions

2.4.1. Chair Conformations4 min

2.4.2. Example: Chair Conformations60 sec

2.4.3. Example: Chair Conformations1 min

2.4.4. Practice: Chair Conformations2 min

2.5.1. IUPAC Systematic Naming Theory15 min

2.5.2. Example: Converting Names to Structures2 min

2.5.3. Example: IUPAC Systematic Naming2 min

2.5.4. Example: IUPAC Systematic Naming2 min

2.5.5. Practice: IUPAC Systematic Naming2 min

2.5.6. Practice: IUPAC Systematic Naming2 min

2.5.7. Summary Sheet: IUPAC Naming

2.Q. Checkpoint Quiz15 Qns

3. CHEM 261 Review: Acid/Base Chemistry & Intro to Organic Reactions

56min

3.1.1. Acid/Base Equilibrium Fundamentals - Use of Acids and Bases in Organic Chemistry4 min

3.1.2. Key Definitions in Acids/Bases5 min

3.1.3. Acid/Base Equilibrium Constants2 min

3.1.4. Example: Acid/Base Arrows 3 min

3.2.1. Factors Influencing Acid/Base Strength2 min

3.2.2. Electronegativity1 min

3.2.3. Atom Size2 min

3.2.4. Resonance3 min

3.2.5. Hybridization3 min

3.2.6. Induction3 min

3.2.7. Aromaticity3 min

3.2.8. Example: Acid/Base Strength 3 min

3.2.9. Example: Acid/Base Strength 3 min

3.2.10. Practice: Acid/Base Equilibria 2 min

3.2.11. Practice: Acid/Base Equilibria 2 min

3.3.1. Important pKas You Should Know4 min

3.3.2. Relationship Between pH and pKa2 min

3.3.3. Amino Acids at Different pHs3 min

3.3.4. Practice: Amino Acids in Solution3 min

3.3.5. Practice: Amino Acids in Solution3 min

3.3.6. Summary Sheet: Amino Acids in Solution of Various pH

3.3.7. Summary Sheet: pKa's of Common Molecules

3.4.1. Summary Sheet: Chemical Equilibria and Acid/Base Chemistry

3.Q. Checkpoint Quiz15 Qns

4. Nuclear Magnetic Resonance

55min

4.1.1. Hydrogen Deficiency Index4 min

4.2.1. NMR Theory6 min

4.2.2. Example: Intro to NMR2 min

4.2.3. Example: Intro to NMR2 min

4.3.1. Hydrogen (1H NMR)20 min

4.3.2. Example: 1H NMR3 min

4.3.3. Example: 1H NMR6 min

4.3.4. Practice: 1H NMR 3 min

4.3.5. Practice Question: 1H NMR2 min

4.3.6. Practice Question: 1H NMR1 min

4.3.7. Practice Question4 min

4.4.1. Structure Elucidation

4.Q. Checkpoint Quiz3 Qns

5. Conjugated Unsaturated Systems (Alkenes/Alkynes)

2.3hr

5.1.1. Hydrohalogenation9 min

5.1.2. Example: Hydrohalogenation4 min

5.1.3. Example: Hydrohalogenation4 min

5.2.1. Acid-catalyzed Hydration9 min

5.2.2. Example: Acid-catalyzed Hydration4 min

5.2.3. Example: Acid-catalyzed Hydration 23 min

5.3.1. Hydroboration/Oxidation8 min

5.3.2. Example: Hydroboration 13 min

5.3.3. Example: Hydroboration 22 min

5.4.1. Halogenation13 min

5.4.2. Example: Halogenation 13 min

5.4.3. Example: Halogenation 22 min

5.4.4. Example: Halogenation3 min

5.5.1. Ozonolysis9 min

5.5.2. Example: Ozonolysis 12 min

5.5.3. Example: Ozonolysis4 min

5.6.1. Dihydroxylation5 min

5.6.2. Example: Dihydroxylation3 min

5.7.1. Epoxidation8 min

5.7.2. Example: Epoxidation3 min

5.7.3. Example: Epoxides as Electrophiles8 min

5.8.1. Hydrogenation6 min

5.8.2. Example: Hydrogenation 13 min

5.8.3. Example: Hydrogenation 22 min

5.8.4. Example: Hydrogenation 31 min

5.8.5. Example: Hydrogenation with Isotopes of Hydrogen2 min

5.9.1. Carbocation Rearrangements6 min

5.9.2. Example: Carbocation Rearrangements3 min

5.9.3. Example: Carbocation Rearrangements3 min

5.10.1. Reactivity of Dienes (*coming soon)

5.10.2. 1,2- and 1,4-addition of HX to dienes (*coming soon)

5.12.1. Terpene Biosynthesis2 min

5.12.2. Example: Terpene Biosynthesis 12 min

5.12.3. Example: Terpene Biosynthesis4 min

5.13.1. Summary Sheet: Electrophilic Addition to Alkenes/Alkynes

5.Q. Checkpoint Quiz9 Qns

5.P.1. Practice: Reaction Energy Diagrams

6. Aromaticity (Arenes)

48min

6.1.1. Aromaticity13 min

6.1.2. Summary Sheet: Naming Aromatic Rings

6.1.3. Example: Aromaticity5 min

6.1.4. Example: Aromaticity3 min

6.1.5. Practice: Aromaticity2 min

6.3.1. Electrophilic Aromatic Substitution Reactions 8 min

6.3.2. Electrophilic Aromatic Substitution4 min

6.4.1. Considerations for Electrophilic Aromatic Substitutions6 min

6.4.2. Example: Directing Groups in Electrophilic Aromatic Substitution2 min

6.4.3. Example: Directing Groups in Electrophilic Aromatic Substitution4 min

6.5.1. Summary Sheet: Aromaticity and Related Reactions

6.5.2. Summary Sheet: Naming Aromatic Rings

6.Q. Checkpoint Quiz4 Qns

7. Reduction and Oxidation Reactions of Carbonyls

28min

7.1.1. Oxidation to make Aldehydes4 min

7.1.2. Oxidation to make Ketones2 min

7.1.3. Oxidation of Aldehydes3 min

7.1.4. Example: Oxidation Reactions5 min

7.2.1. Reduction using NaBH42 min

7.2.2. Reduction using LiAlH44 min

7.2.3. Example: Reduction Reactions3 min

7.2.4. Example: Reductions Reactions5 min

7.3.1. Summary Sheet: Reduction and Oxidation Reactions

7.Q. Checkpoint Quiz7 Qns

8. Aldehydes and Ketones (Enolate Chemistry))

1.9hr

8.1.1. Nomenclature and Physical Properties3 min

8.2.1. General Reactivity1 min

8.2.2. General Mechanism at the Carbonyl4 min

8.3.1. The Grignard Reaction5 min

8.3.2. Cyanohydrin Formation3 min

8.3.3. Example: The Grignard Reaction2 min

8.3.4. Practice: The Grignard Reaction5 min

8.4.1. General Reactions with Oxygen Nucleophiles5 min

8.4.2. Hydrate Formation1 min

8.4.3. Acetal Formation2 min

8.4.4. Ketal Formation2 min

8.4.5. Hydrolysis of Acetals and Ketals3 min

8.4.6. General Mechanism with Oxygen Nucleophiles9 min

8.4.7. Stability of Hemiketals and Hemiacetals3 min

8.4.8. Practice: Ketals and Acetals as Protecting Groups2 min

8.4.9. Practice: Ketals and Acetals as Protecting Groups2 min

8.4.10. Example: Synthesis and Hydrolysis of Ketals and Acetals1 min

8.4.11. Practice: Mechanism in Acetal and Ketal Formation3 min

8.4.12. Practice: Identifying Acetals/Aldehydes2 min

8.5.1. Synthesis and Hydrolysis of Imines7 min

8.5.2. Enamine Formation2 min

8.5.3. Mechanism of Imiine Formation4 min

8.5.4. Reductive Amination2 min

8.5.5. Practice: Imine Formation2 min

8.6.1. Tautomerization8 min

8.6.2. Enolate Formation3 min

8.6.3. Kinetic vs. Thermodynamic Enolates5 min

8.6.4. The Aldol Reaction3 min

8.6.5. Mechanism of the Aldol Reaction5 min

8.6.6. The Retro-Aldol Reaction1 min

8.6.7. Mixed Aldol Reactions5 min

8.6.8. Example: The Aldol Reaction4 min

8.6.9. Practice: The Aldol Reaction2 min

8.7.1. Study Sheet: Reaction Overview and Key Ideas

8.Q. Checkpoint Quiz4 Qns

9. Carboxylic Acid Derivatives (Nucleophilic Acyl Substitutions)

1.1hr

9.1.1. Carboxylic Acids2 min

9.1.2. Example: Carboxylic Acids5 min

9.1.3. Example: Carboxylic Acids2 min

9.2.1. Nomenclature and Physical Properties3 min

9.3.1. General Reactivity3 min

9.3.2. General Mechanism at the Carbonyl2 min

9.3.3. Practice: General Reactivity34 sec

9.3.4. Summary Sheet: Carboxylic Acid Reactivity

9.4.1. Acyl Halides3 min

9.4.2. Example: Acyl Halides2 min

9.4.3. Example: Acyl Halides 22 min

9.5.1. Synthesis of Anhydrides

9.5.2. Formation of Esters from Carboxylic Acids (Fisher Esterification)2 min

9.5.3. Other Syntheses of Esters1 min

9.5.4. Transesterification2 min

9.5.5. Example: Esters and Anhydrides9 min

9.5.6. Example: Esters and Anhydrides 28 min

9.6.1. Formation of Amides from Acid Halides1 min

9.6.2. Example: Amides3 min

9.6.3. Example: Amides2 min

9.6.4. Practice: Peptide Bonds50 sec

9.7.1. Hydrolysis of Acid Halides and Anhydrides38 sec

9.7.2. Hydrolysis of Esters and Amides24 sec

9.8.1. Claisen Reactions3 min

9.8.2. Example: Claisen Reactions4 min

9.8.3. Example: Claisen Reactions2 min

9.8.4. Example: Dieckmann Condensation3 min

9.9.1. Nucleophilic Acyl Substitutions

9.Q. Checkpoint Quiz13 Qns

10. Chemistry of Amines

18min

10.1.1. Amidation1 min

10.1.2. Alkylating Amines5 min

10.1.3. Reductive Amination2 min

10.1.4. Imines and Amines Theory

10.1.5. Naming and Properties of Amines10 min

Midterm Exam Overview

Course Notes

Wizeprep's course notes with hundreds of easy-to-understand explanations, diagrams, and practice problems.

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