Deep in the periodic table, where chemistry merges with the forces that bind the universe, the actinides reign. This series of fifteen metallic...
From the bite of disinfectants to the gleam of display screens, the halogens—fluorine, chlorine, bromine, iodine, and astatine—shape daily life in ways both...
A glance across the skyline of any city reveals the handiwork of transition metals. These elements—residing in the central block of the periodic...
Invisible to the eye and elusive to the senses, the noble gases—helium, neon, argon, krypton, xenon, and the rarely discussed radon—compose a slim...
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