"Popular library of chemical elements" contains information about all the elements known to mankind Today, there are 107 of them, with some obtained artificially. As the properties of each of the "bricks of the universe" are different, so are their histories and destinies. Some elements, such as copper, iron, sulfur, carbon, are known from prehistoric times. The age of others is measured only for centuries, despite the fact that they have not yet been discovered, humanity used them in time immemorial. Suffice it to recall the oxygen discovered by casting in the 18th century. Still others are open 100-200 years ago, but only in our time has become of paramount importance. These are uranium, aluminum, boron, lithium, beryllium. In the fourth, such as, for example, europium and scandium, the working biography is just beginning. The fifth is artificially obtained by methods of nuclear-physical synthesis: technetium, plutonium, mendelium, chicken... In short, how many elements, so many personalities, so many stories, so many unique combinations of properties. The first book includes materials about the 46 first, in order of atomic numbers, elements, in the second - about all the others.