Ten amazing (and occasionally explosive) chemical reactions, caught on video
This blast of blue is one of the few examples of chemical luminescence in the gas phase, and is so bright that the reaction was once used as a flash in low ... and all the other elements in the first column of the periodic table (excluding hydrogen ...
Minor Metals I: The Rare Earth Metals Considered Together
The rare earth elements were defined by Mr. Herring as a collection of 16 chemical elements in the periodic table; namely 14 of the 15 following ... Indeed, probably, the most common use of rare earth metals up until the end of World War II was for ...
Dysprosium | video
In fact, it wasn't until the 1950s before this element was isolated in a relatively pure form. Like most metals, dysprosium is a reactive, silvery-white metal that it is soft enough to cut with a knife. Even though it is the most common of all the ...
The metal burns with a bright light and for this reason was also used in photographic flash bulbs ... the magnesium in all these products can be recycled at very little cost. Chemistry in its element: an interactive tour of the periodic table.
Rare Earths: They're Neither Rare nor Earths. But They Could Save the Planet.
If the periodic table was actually a roulette table and people could bet on the element they thought would be the ... and europium makes energy-efficient LED bulbs. Many superconductors use yttrium, and even simple wind turbines need dysprosium and terbium ...