Hank brings us the story of the electron and describes how reality is a kind of music, discussing electron shells and orbitals, electron configurations, ionization and electron affinities,...
========== Hello, I'm Hank Green!
Welcome to Crash Course Chemistry. Last time we left off with Mendeleev believing he had discovered a cosmic, mystic reality about the world, but in fact he had discovered the effects
of his worst enemy: tiny invisible particles. Electrons, which are so marvelous and peculiar that it wasn't until 80 years after Mendeleev's 1st periodic table that they were really understood by anyone and to this day still very, very few people understand them. But in like 10 minutes from now, if all goes according to plan, you will be one of those people. So let's do this. [Theme Music] In 1865, before Mendeleev published his first
periodic table, a young chemist, and activist, John Newlands
published a paper on the periodicity of element...