{"href":"https://api.simplecast.com/oembed?url=https%3A%2F%2Frational-thinker.simplecast.com%2Fepisodes%2Fhow-the-atomic-number-was-discovered-bOn_iyH6","width":444,"version":"1.0","type":"rich","title":"How The Atomic Number Was Discovered","thumbnail_width":300,"thumbnail_url":"https://image.simplecastcdn.com/images/4a235888-7ec9-438b-bb13-a3e9358b7f94/b3763445-8556-40c7-aa88-1b0a514d2c3e/rational_thinker_pfp.jpg","thumbnail_height":300,"provider_url":"https://simplecast.com","provider_name":"Simplecast","html":"<iframe src=\"https://player.simplecast.com/3b2f85d2-c338-4f2f-9dac-2ce077d48346\" height=\"200\" width=\"100%\" title=\"How The Atomic Number Was Discovered\" frameborder=\"0\" scrolling=\"no\"></iframe>","height":200,"description":"Henry Moseley was a British physicist known for his discovery of Moseley's Law, which relates the atomic number to the \"characteristic X-ray\" of each element. Before Moseley's discovery, the atomic number was merely an arbitrary number given to elements, and was not the way elements were sorted on the periodic table."}