Tungsten , or wolfram, is a chemical element with symbol W and atomic number 74. The name tungsten comes from the former Swedish name for the tungstate mineral scheelite, from tung sten heavy stone. It was identified as a . The smarter way to get paid.

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Element Tungsten (W), Group Atomic Number 7 d-block, Mass 183. Sources, facts, uses, scarcity (SRI), podcasts, alchemical symbols, videos and images. Includes certificate of chemical composition and interesting tungsten facts.

Machined from aerospace grade tungsten , this 1. Flat-sided sans serifs have been a vital part of graphic design since its very beginning. It is super dense and almost impossible to melt. Tungsten is known as one of the toughest things found in nature. Natural tungsten contains five stable isotopes and other unstable .

Cement carbide is the most important use for tungsten : its main component is tungsten carbide (WC). It has the strength to our . How far would a tungsten countertop descend if I dropped it into the Sun? Tungsten has the highest melting point of any element, but the Sun is one of the meltiest things in the Solar System. The collisions would fling individual tungsten atoms away from the surface—a process called sputtering.

Reactions of this type are important in the preparation of tungsten carbide (in regard to quantity, the most important tungsten compound) and are treated in more detail in Section 3. Tungsten metal is stable in dry and humid air only at moderate . One day in Athens, continuous outages, and a final blackout,. An extensive source of information about tungsten , its properties, applications and uses. Derived from the Swedish tung ( heavy ) and sten ( stone ) the metal tungsten is renowned for its qualities of high strength, durability, conductivity and the resilience of maintaining these qualities at extreme temperatures and pressures. When forged into jewellery, it retains a permanent polish, will not oxidize or tarnish and . The word tungsten means “heavy stone” in Swedish.

The chemical symbol for tungsten is W which stands for wolfram. The name came from medieval German smelters who found that tin ores containing tungsten had a much lower yield. Pure tungsten metal was first .