A new model rectifies the long-standing deficiencies of the electronegativity concept.
When a small piece of sodium is placed in a petri dish with water and phenolphthalein, the sodium becomes a molten ball and darts around the dish, leaving a pink trail. The reactions of potassium, ...
Lights, camera, kaboom! With snapshots from a high-speed camera, chemists can finally explain why sodium and other alkali metals blow up in water. “What we found out is that there’s a crucial piece of ...
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