…modern computational techniques, we can calculate charge densities extremely well. From these calculations, it’s easy to see where charge is distributed throughout the molecule. For example, ClO- below; oxygen is…
Read more…to get different resonance forms. Every resonance form we can draw for a molecule can be made through a combination of these three moves. We can apply these “moves”…
Read more…mention a second key factor that can complicate the analysis of electron densities: the presence of double bonds (π bonds). In this post we will see how combining an understanding…
Read more…To Use Curved Arrows To Interchange Resonance Forms Hybrid Orbitals and Hybridization P.S. New! Check out this free 3-page handout on solving common boiling point exam problems! MOC_Boiling_Point_Handout (PDF) …
Read more…Formal Charge Hidden Hydrogens, Hidden Lone Pairs, Hidden Counterions Reminder – don’t forget the free boiling point study guide (Contains all the key points discussed in this post) MOC_Boiling_Point_Handout (PDF)…
Read more…(i.e. dipoles). For that reason formal charge isn’t always a good guide to where the electrons actually are in a molecule and can be an unreliable guide to reactivity. We’ll…
Read moreQuiz time. Look at these reactions. Ask yourself this question for each: what bonds are broken, and what bonds are formed. Don’t worry if you don’t understand the reactions. That…
Read more…is also a good question to ask, although the answer can sometimes be unsatisfying. (example “Why do we use [this reagent] for this reaction?” “Because it’s convenient, reliable, and cheap”!]…
Read more…reactions with examples, mechanisms, and applications. Table of Contents The Cope Rearrangement: Example And Mechanism The Cope Rearrangement Is An Equilibrium Cope-ing With Ring Strain The Oxy-Cope Rearrangement The Claisen…
Read more…This is your copy. Now draw out the starting material and the product, and give it to your partner. It looked easy when you saw all the answers in front…
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