A list of articles for pure chemical elements, each article contains a mention of its significance in the Halo Universe and a link to a Wikipedia article on the element for more in depth information about the element itself.
“Nitrogen (pronounced /nī'trə-jən/) is a chemical element that has the symbol "N", atomic number...Nitrogen
“Titanium (pronounced /taɪˈteɪniəm/) is a chemical element with the symbol Ti and atomic number...Titanium
“Phosphorus is the chemical element that has the symbol P and atomic number 15. The name comes...Phosphorus