Blog Archive

Big Idea 2

Bonding answers AGAIN! Grrr…

Bonding answers AGAIN! Grrr…

I've just finished grading a test on bonding done by my AP students, and as usual, there are several issues relating to the phraseology and wording...

More, potentially useless Wordles

More, potentially useless Wordles

I recently re-visited the Wordles that I first produced in June of 2013 for the original versions of my AP Chemistry notes for Big Ideas 1-6. You...

Subscriber Updates (03-18-15)

Subscriber Updates (03-18-15)

The UNIT 4 notes have been tweaked a little, correcting a couple of typos and amending a couple of sentences for clarity. The AP Worked Answers for...

Choosing between resonance and hybridization

Formal charge & Lewis structures

Following this post at the end of last month, I wanted to add some more notes about formal charge and Lewis structures, and their use on the AP...