Sometimes these elements are unwanted; other times they're intentionally added. Carbon (C): Carbon, a nonmetallic element, forms a number of organic and inorganic compounds and can be found in ...

An element’s chemical symbol is a single capital letter or a capital letter followed by a lower case letter. What is carbon? Find out about the structure and properties of the element carbon.

Elements are listed on the periodic table., carbon (C) and hydrogen (H). It exists naturally as a molecule. Each methane molecule has a central carbon atom joined to and surrounded by four ...

Boron (B), carbon (C), nitrogen (N), and oxygen (O) are elements with atomic numbers 5, 6, 7, and 8, respectively, occupying ...