Tungsten, with the chemical symbol W and atomic number 74, is located in the sixth period and group VIB of the periodic table. It possesses exceptionally outstanding physical properties, including a ...

VOICEOVER: Chemical symbols and formulas ... W is actually the element tungsten, and the W symbol comes from the mineral in which tungsten is found called wolframite. And tungsten is actually ...

Uranium (chemical symbol U) is a naturally occurring radioactive element. In its pure form it is a silver-coloured heavy metal, similar to lead, cadmium and tungsten. Like tungsten it is very dense, ...