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Tag Archives: Element

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Uranium: Mining, Uses, History

ScienceBy William Anderson (Schoolworkhelper Editorial Team)June 30, 2011Leave a comment

Locations Large deposits of Uranium in the U.S are found in New Mexico, Colorado, Texas, Utah, and Wyoming. Most of Canada’s Uranium comes from the province of Saskatchewan. There is a lot of Uranium in the oceans but we do not have the technology to mine it at a cheap cost. Mining When uranium is…

Xenon: Element, Uses, Facts

ScienceBy William Anderson (Schoolworkhelper Editorial Team)June 5, 2011Leave a comment

is element number 54 on the periodic table of the elements.  It has a mass of roughly 131 atomic mass units.  There are 77 neutrons and 54 protons in the nucleus of the atom.  The symbol for xenon is Xe and it belongs to the family of elements called the noble gases.  It is called…

Tin: Element, Uses, Facts

ScienceBy William Anderson (Schoolworkhelper Editorial Team)June 5, 2011Leave a comment

Tin’s discoverer is unknown but one thing is known. Tin has been used and discovered by the ancients. Tin was an accidental discovery. Tin has been around for many years. Proof is in the fact that tin is mentioned in the old testament of the bible. Tin had a great effect on the world because…

Thallium: Element, Uses, Facts

ScienceBy William Anderson (Schoolworkhelper Editorial Team)June 5, 2011Leave a comment

It is atomic number 81. It has 81 protons and electrons and 123 neutrons. Thallium has a mass of 204.3833 atomic mass units. Its symbol is Tl. It resides in Group IIIA of the periodic table. That is the aluminum family. Thallium has a bluish color after exposure to the air. It is a very…

Technetium: Element, Uses, History

ScienceBy William Anderson (Schoolworkhelper Editorial Team)June 5, 2011Leave a comment

Atomic Number: 43 Atomic Symbol: Tc Atomic Weight: (97) Electron Configuration: -18-13-2 Element 43 was predicted on the basis of the periodic table, and was erroneously reported as having been discovered in 1925, at which time it was named masurium. The element was actually discovered by Perrier and Segrein Italy in 1937. It was found…

Silicon: Element, Uses, Facts

ScienceBy William Anderson (Schoolworkhelper Editorial Team)June 5, 2011Leave a comment

Silicon is the raw material most often used in integrated circuit (IC) fabrication. It is the second most abundant substance on the earth. It is extracted from rocks and common beach sand and put through an exhaustive purification process. In this form, silicon is the purist industrial substance that man produces, with impurities comprising less…

Plutonium: Element, Uses, Function

ScienceBy William Anderson (Schoolworkhelper Editorial Team)June 4, 2011Leave a comment

Plutonium is a radioactive metallic element. Although it is occasionally found in nature, mostly all of our plutonium is produced artificially in a lab.  The official chemical symbol for plutonium is Pu, coming from its first and third letters. Its atomic number is ninety-four. Plutonium is able to maintain its solid state until very high…

Nobelium: Element & Uses

ScienceBy William Anderson (Schoolworkhelper Editorial Team)June 4, 2011Leave a comment

Nobelium has the symbol No and is a radioactive metallic element with an atomic number of 102.  Nobelium is in the actinide series being labeled as one of the transuranium elements.  The element is named after Alfred Bernhard Nobel, the Swedish inventor and philanthropist. Nobelium can be found when produced artificially in a laboratory. Discovery…

Mercury: Element, Facts, Uses

ScienceBy William Anderson (Schoolworkhelper Editorial Team)June 3, 2011Leave a comment

Mercury is a metallic element that is a liquid at room temperature; it is one of the transition elements.  Mercury’s atomic number is 80.  It is superconductive when cooled to within a few degrees of absolute zero.  Mercury was once known as liquid silver or quicksilver which was studied by the alchemists.  Mercury was first…

Iron: Element, Formation, Uses

ScienceBy William Anderson (Schoolworkhelper Editorial Team)June 3, 2011Leave a comment

Iron in its pure state is soft, malleable and ductile (that can be stretched, drawn or hammered thin without breaking ((Webster’s Dictionary, 419, 1988)) with a hardness of 4-5. It is easily magnetized at room temperatures and this property disappears when heated above 790 degrees Celsius.. Metal iron occurs in a free state in only…

Gallium: Element, Uses, Facts

ScienceBy William Anderson (Schoolworkhelper Editorial Team)June 3, 2011Leave a comment

Gallium, atomic number 31, is very similar to aluminum in its chemical properties. It does not dissolve in nitric acid because of the protective film of gallium oxide that is formed over the surface by the action of the acid. Gallium does however dissolve in other acids, and alkalies.   Gallium was discovered (1875) by…

Cobalt: Element, Facts, Uses

ScienceBy William Anderson (Schoolworkhelper Editorial Team)June 3, 2011Leave a comment

Cobalt is the 27th element on the periodical table and has an atomic number of twenty-seven. It has a symbol of Co. Cobalt¹s atomic weight is 58.9332. It has a melting point of 1,490š C. and a boiling point of 2,900š C. Cobalt looks almost exactly like iron and nickel. Cobalt is between iron and…

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