Those elements combine with one another in endless amalgamations to create a vast array of molecules, which are the architecture, the building blocks, of everything around you.

The iPad app (also available as a physical book, only without all the interactive bits) is, to be fair, a little less comprehensive; after all, when you have some 118 identified chemical elements ...

So, all compounds are molecules, and some elements are too. Back to top. The periodic table. All the different elements are arranged in a chart called the periodic table.

Discover the history, structure, and importance of the periodic table of elements, from Mendeleev’s discovery to modern scientific applications. When you purchase through links on our site, we ...

The periodic table of elements was proposed in 1869, and thereafter became one of the cornerstones of the natural sciences. This table was designed to contain all the elements (atoms) found in nature ...

The chemical element sulfur is essential for all lifeforms and is a building block of proteins and amino acids. By studying ...