Derek Lowe, an Arkansan by birth, got his BA from Hendrix College and his PhD in organic chemistry from Duke before spending time in Germany on a Humboldt Fellowship on his post-doc. He's worked for several major pharmaceutical companies since 1989 on drug discovery projects against schizophrenia, Alzheimer's, diabetes, osteoporosis and other diseases.
To contact Derek email him directly: firstname.lastname@example.org
Mental Health Break: The Alkali Metals Show Their Personalities
Posted by Derek
Some blogs run pictures of cats to give the readers a break from the ordinary. Around here, I thought that this might be appropriate. Here are the alkali metals, from top to bottom, differentiated in the most basic way possible. No, not by tasting them, sheesh: by tossing them into a dish of water:
(Courtesy of the Open University site in the UK). One thing they don't go into is the effect of density. Up to potassium, the metals are still light enough to float. But cesium drops like the rock it is, with depth-charge results.
I will consider running a photo of a cat, as long as he's working up a reaction.