Chemistry Blog

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Jul 13

Book Review: The Periodic Table: Its Story and Its Significance

Quick! Jot down the definition of an element.  OK, now imagine you don’t know what an atom is.  The proton hasn’t been discovered yet.  Isotope isn’t even a word.  Now what do you do?  These were the issues with which the early chemists were struggling as the handful of known elements was being classified and …

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Apr 26

Alternative Periodic Tables (Updated. Now with a Final Thought!)

There’s an article in the current issue of Nature Chemistry that discusses some alternative ways of depicting the periodicity of the elements. There’s the IUPAC recognized Mendeleevian periodic table that everyone knows. There’s probably 3 in eyesight of you right now, isn’t there? (click for larger) d d d But how many alternative periodic tables …

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