On Monday, I wrote about oxygen and Dione, a moon around Saturn. In my article I placed an image from Wikipedia. To fin this image, I search Wikipedia for ‘Dione’ and to my surprise, found that in Chemistry we have our very own Dione. In fact, to be more precise, we have two Dione’s!


A diketone can also be called a ‘dione’ –  it is a ketone with two C=O groups.

The following image is butan-2,3-dione, the simplest of all diones:

This iage was uploaded from Wikipedia and kindly reproduced according to the licence found at: http://en.wikipedia.org/wiki/File:Diacetyl_structure.png

More on the second dione tomorrow…….