How Bleach Works: Understanding Colors From Nature
Why are tomatoes red? Why are carrots orange? Why are egg yolks yellow? And… why is Vulcan blood green? OK, I’m not going to touch that last
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UV-Vis Spectroscopy: Absorbance of Carbonyls
In our last post we showed that molecules with C-C pi (π) bonds absorb light in the UV-visible region, which promotes electrons from (bonding) π orbitals to
Read moreUV-Vis Spectroscopy: Some Practice Questions
In the past few posts we’ve covered some of the key points of UV-Vis spectroscopy. Now comes the key question: how do we apply it?
Read moreBond Vibrations, IR Spectroscopy, and the “Ball and Spring” Model
In This Post Why do UV spectra have such broad peaks? The “stadium” analogy. Introduction to vibrational energy levels. Visualizing different vibrational energy levels A
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