Tag Archives: exam questions

Screw stereochemistry!

I saw my former PhD boss (Fraser Stoddart) over the weekend and he had a challenge for me. And I can’t resist a challenge. He gave me a copy of the midterm he had just given his grad class and … Continue reading

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The smallest chiral hydrocarbon?

Last week I posed the following question: What is the lowest molecular weight hydrocarbon that is chiral? (A couple of restrictions — isotopes don’t count, so no deuterium or 13C, and no conformational stereoisomers, I’m looking for stable enantiomers at … Continue reading

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Pop quiz #1

In my former life I taught organic chemistry — sometimes to classes of 300. A significant fraction of the students were ‘pre-med’ which for those of you who don’t know, roughly translates as, ‘I couldn’t give a crap about chemistry, … Continue reading

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