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CHEM 12A
UCBerkeley
Course Overview
Lessons & Practice
I. Welcome
2 min1. The Basics (Lewis Structures, Bonding, VSEPR)
1.6hr2. Intro to Orgo (Functional Groups, Drawing, Naming)
50min2.5.1. IUPAC Systematic Naming Theory15 min2.5.2. Example: Converting Names to Structures2 min2.5.3. Example: IUPAC Systematic Naming2 min2.5.4. Example: IUPAC Systematic Naming2 min2.5.5. Practice: IUPAC Systematic Naming2 min2.5.6. Practice: IUPAC Systematic Naming2 min2.5.7. Summary Sheet: IUPAC Naming
3. Acid/Base Chemistry & Intro to Organic Reactions
56min3.2.1. Factors Influencing Acid/Base Strength2 min3.2.2. Electronegativity1 min3.2.3. Atom Size2 min3.2.4. Resonance3 min3.2.5. Hybridization3 min3.2.6. Induction3 min3.2.7. Aromaticity3 min3.2.8. Example: Acid/Base Strength 3 min3.2.9. Example: Acid/Base Strength 3 min3.2.10. Practice: Acid/Base Equilibria 2 min3.2.11. Practice: Acid/Base Equilibria 2 min
3.3.1. Important pKas You Should Know4 min3.3.2. Relationship Between pH and pKa2 min3.3.3. Amino Acids at Different pHs3 min3.3.4. Practice: Amino Acids in Solution3 min3.3.5. Practice: Amino Acids in Solution3 min3.3.6. Summary Sheet: Amino Acids in Solution of Various pH3.3.7. Summary Sheet: pKa's of Common Molecules
4. Aromaticity (Arenes)
48min5. Stereochemistry & Isomers
1.5hr6. Electrophilic Addition Reactions to Alkenes/Alkynes
2.3hr7. Nucleophilic Substitutions and Elimination Reactions
1.4hr8. Radical Reactions
30min9. Reduction and Oxidation Reactions
42min10. Structure Elucidation (IR Spectroscopy, NMR, Mass Spectrometry)
1.9hr11. Aldehydes and Ketones (Addition to Carbonyls/Reactivity of Enolates)
1.9hr11.4.1. General Reactions with Oxygen Nucleophiles5 min11.4.2. Hydrate Formation1 min11.4.3. Acetal Formation2 min11.4.4. Ketal Formation2 min11.4.5. Hydrolysis of Acetals and Ketals3 min11.4.6. General Mechanism with Oxygen Nucleophiles9 min11.4.7. Stability of Hemiketals and Hemiacetals3 min11.4.8. Practice: Ketals and Acetals as Protecting Groups2 min11.4.9. Practice: Ketals and Acetals as Protecting Groups2 min11.4.10. Example: Synthesis and Hydrolysis of Ketals and Acetals1 min11.4.11. Practice: Mechanism in Acetal and Ketal Formation3 min11.4.12. Practice: Identifying Acetals/Aldehydes2 min
11.6.1. Tautomerization8 min11.6.2. Enolate Formation3 min11.6.3. Kinetic vs. Thermodynamic Enolates5 min11.6.4. The Aldol Reaction3 min11.6.5. Mechanism of the Aldol Reaction5 min11.6.6. The Retro-Aldol Reaction1 min11.6.7. Mixed Aldol Reactions5 min11.6.8. Example: The Aldol Reaction4 min11.6.9. Practice: The Aldol Reaction2 min
12. Carboxylic Acid Derivatives (Nucleophilic Acyl Substitutions)
1.1hr13. Carbohydrates
56min13.3.1. Carbohydrate Reactions: Formation of Glycosidic Bonds4 min13.3.2. Carbohydrate Reactions: Hydrolysis of Glycosidic Bonds1 min13.3.3. Carbohydrate Reactions: Reducing Sugars2 min13.3.4. Practice: Carbohydrates in Solution1 min13.3.5. Example: Tollen's Reagent and Reducing Sugars1 min13.3.6. Example: Identifying Reducing Sugars2 min13.3.7. Example: Ketoses with the Tollen's Test3 min
14. Organic Chemistry of Other Biological Molecules (*coming soon)
CHEM 12A Overview
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Welcome to CHEM 12A! This on-demand course was put together especially for CHEM 12A at UCBerkeley. Use the video lessons and notes to understand your lecture topics better, and the practice questions to cement your knowledge. And don't hesitate to leave a question in the Q&A box under each lesson if you need additional help with anything. Happy studying!
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Course Notes
Wizeprep's course notes with hundreds of easy-to-understand explanations, diagrams, and practice problems.
Course Notes
Wizeprep's course notes with hundreds of easy-to-understand explanations, diagrams, and practice problems.