Here’s the annual, November bonding rant!

Here’s the annual, November bonding rant!

Maybe I teach this topic really, really badly. I think what’s closer to the truth, is that it takes time for kids to get a good handle on the semantics and language of bonding terminology. Teaching AP Chemistry to sophomores that have no chemistry background, in...
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 of their answers that need to be corrected. I’ve addressed these problems previously here (and you should...
Choosing between resonance and hybridization

Choosing between resonance and hybridization

A question came up on the College Board’s AP chemistry discussion group recently that I have seen many times before (including many variations of the same), and that often confuses students. It usually looks something like this; The fact that the nitrogen-to-oxygen...