Titanium

Chemical Properties

Titanium, the 22nd element on the periodic table, is a silvery metal with a remarkable strength-to-weight ratio and high resistance to corrosion. Gary Arndt explains that its chemical nature makes it a poor electrical conductor and non-toxic, adding to its appeal as a biocompatible material. Despite its abundance, titanium remained undiscovered for most of human history due to its tendency to bond with other elements, unlike gold, which is often found in its natural state.

The short story about titanium is that it's a metal with really attractive properties and it's very abundant you'd think that such an attractive metal would have been used throughout history. However, you'd be wrong.

--- Gary Arndt

The discovery of titanium is credited to British clergyman and mineralogist William Gregor in 1791, who identified it in sand samples from Cornwall, England 1.

   

Material Characteristics

Titanium's physical characteristics make it a standout among metals. Gary Arndt highlights its excellent strength-to-weight ratio and resistance to temperature changes, making it ideal for various applications. Its non-toxic and biocompatible nature further enhances its utility in fields like medicine. However, the challenge lies in isolating pure titanium, a feat that eluded chemists for over a century after its discovery.

Both Klaproth and Gregor had identified that there had to be a new element in the compounds that they studied, but neither of them was actually able to isolate the element.

--- Gary Arndt

This difficulty in isolation has historically limited its widespread industrial use, despite its abundance 1.