Used Elements essay topics
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Use Of Platinum
1,092 wordsPlatinum, symbol Pt, is a relatively rare, metallic element that is more expensive than gold. The atomic number of platinum is 78. Platinum is one of the transition elements in group 10 of the periodic table. Platinum is the most important of the group of elements called platinum metals. Also included in this group are the metals ruthenium, rhodium, palladium, osmium, and iridium. Platinum metals were probably used in alloyed forms in ancient Greece and Rome and were first mentioned in European ...
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Cobalt Iron Alloys
371 wordsCobalt My report is about the element Cobalt. Cobalt is the 27th element on the periodical table and has an atomic number of twenty-seven. It has a symbol of Co. Cobalt^1's atomic weight is 58.9332. It has a melting point of 1,490's C. and boiling point of 2,900's C. Cobalt looks almost exactly like iron and nickel. Cobalt is between iron and nickel on the periodical table and found in only. 001-. 002 percent of the earth^1's crust. Cobalt was first found in the Harz Mountains. People in the sil...
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Viewer Of The Zen Garden
2,485 wordsJapanese Gardens The role of gardens play a much more important role in Japan than here in the United States. This is due primarily to the fact the Japanese garden embodies native values, cultural beliefs and religious principles. Perhaps this is why there is no one prototype for the Japanese garden, just as there is no one native philosophy or aesthetic. In this way, similar to other forms of Japanese art, landscape design is constantly evolving due to exposure to outside influences, mainly Chi...
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Atomic Weight Of Oxygen
818 wordsOxygen Oxygen, symbol O, colorless, odorless, tasteless, slightly magnetic gaseous element. On earth, oxygen is more abundant than any other element. Oxygen was discovered in 1774 by the British chemist Joseph Priestley and, independently, by the Swedish chemist Carl Wilhelm Schiele; it was shown to bean elemental gas by the French chemist Antoine Laurent Lavoisier in his classic experiments on combustion. Large amounts of oxygen are used in high-temperature welding torches, in which a mixture o...
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Color And Font Of A Drop Cap
1,018 wordsWriting reports comes easy to most people, but the trick is to make the report easy and inviting for others to read. It is difficult to pick up and read a report that is dull and boring. I am not talking about the subject of the report but rather the look of it. A report may be chocked full of useful, important, and exciting information; but it may never get read in its' entirety because it looks uninteresting. One way to make a report more inviting to read is the use of eye catchers. An eye cat...
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Basic Principles Of Feng Shui
2,831 wordsIntroduction Feng Shui has been practiced in China for centuries. Throughout ancient China, masters of Feng Shui "were highly respected meteorologists, astronomers, and other scientists and who were charged with sustaining the good fortune and prosperity of the royal court. It has been guardedly passed down the generations through very specific lineages" (Feng Shui Advisors). It was widely practiced in modern-day China until the Cultural Revolution when Chairman Mao utilized mass force to destro...
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Uranium Ores
599 wordsUranium was discovered by Martin Heinrich Klaproth, a German chemist, in the mineral pitchblende (primarily a mix of uranium oxides) in 1789. Klaproth, as well as the rest of the scientific community, believed that the substance he extracted from pitchblende was pure uranium, it was actually uranium dioxide (UO 2). After noticing that 'pure' uranium reacted oddly with uranium tetrachloride (UCl 4), Radioactivity was first discovered in 1896 when Antoine Henri Becquerel, a French physicist, detec...
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Neon
945 wordsDid you know that neon is a Greek word that means 'new'? Neon is the element that I am most interested in. I chose to do neon because I found out what many uses it has in our daily life. Neon is the element that allows you to watch TV. Without neon we would never see the cool flashing signs outside of diners and bars. In my essay I am going to tell you about neon and its many uses. First, I'm going to tell you about the history and uses of neon. Neon was discovered by Sir William Ramsay, a Scott...
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Scan And The Gallium
526 wordsGallium 1871 Dmitrii Ivanovich Mendelev predicts the existence and properties of the element after zinc in the periodic table. He Gives it the name 'ek a aluminium'. 1875 Paul Emile Lecoq de Boisbaudran discovers gallium. Its properties closely match those predicted by Mendelev. 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 ...
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Chi Flow Throughout A Home
1,706 words"Your home is your sanctuary", but, when entered, does the home create feelings of stress and chaos, instead of calming and providing refuge? No matter how much a person cleans, a home can still feel as if it is in constant disarray. The Chinese commonly remedy these complaints by using the art of feng shut. Simple placement of certain objects in mapped areas of a home can bring great respite to an otherwise chaotic environment. American society classifies feng shut as just another idea based on...
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Element Lithium And Its Compounds
1,125 wordsIn 1817, an aging Swedish chemist was pouring over his work on a late afternoon in Stockholm, Sweden. He was analyzing a strange ore named Petalite that had been procured from an island off the coast of Sweden called Ut"o. The ore Petalite (which is now recognized to be Li Al (Si 2 O 5) 2) had been discovered by a Brazilian scientist, Jos'e Bonif'a cio de And rada e Silva towards the end of the 18th century on a visit to Sweden. This Swedish scientist, Johann August Arfvedson, detected traces of...
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Period 2 Nitrogen
2,255 wordsNitrogen This is the story of nitrogen, a significant element, a powerful element, and an often misunderstood or underestimated element. Nitrogen is one of the many elements on the Periodic Table. Like all the rest, nitrogen has its own set of unique properties, compounds, and features. This element plays an important role in modern technology and science. Although the average person may not know it, nitrogen is responsible for many things we take for granted. This element is especially importan...
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Magical Transformation Of The Hero Odysseus
389 wordsWhat are the five elements of an epic Show how The Odyssey meets each of the five elements by providing well - detailed examples. Homer cleverly uses each of the five elements of an epic poem in The Odyssey. The first one used was when Athena promised to assist Odysseus. Athena is the divine brings who assist the hero. Athena assisted Odysseus only because he was wily and self-controlled. Those were extremely rare, but respected traits. The next element Homer used was personification of forces o...
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Temperature Of Helium
720 wordsHelium by I ain't telling you! Pierre Janssen discovered helium in the sun in 1868. Janssen originally thought it was sodium, but Joseph Norman Lockyer noticed that it didn't correspond to the D 1 and D 2 lines of sodium. He named it the "D 3 line. Lockyer said that the element D 3 was unknown on Earth. He and Edward Franklin concluded on the name Helios after the Greek god of the sun. Helium is found everywhere in space. All natural gases have at least a little bit helium in them. Sir William R...
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Treatments For Arsenic Poisoning
3,892 wordsAbstract Arsenic Arsenic Element 33: Arsenic Abstract Arsenic is element 33 on the periodic table and is in Group 15. Arsenic is obviously an extremely poisonous element; however, some people have found arsenic to have a restorative effect on them. Chemically, arsenic is a metalloid. Two common forms of arsenic are gray and yellow. (see Figure 1-A) Element 33 has an atomic weight of 74.9216 and the chemical symbol of As. It boils at 613? C, melts at 817? C, and has a density of 5.72. (see Figure...
