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Antimony science presentation
Transcript of Antimony science presentation
Element Symbol: Sb
Atomic number: 51
Atomic Mass: 121.76
Number of Neutrons: 71
Number of Electrons: 51
Number of Protons: 51
No. of Valence electrons: 5 Density: 6.68 g/cm3
Melting point: 630 degrees Celsius(1170 degrees F)
Radioactivity: Not radioactive
Normal state of matter: Solid
Occurrence: Rarely found in native state, often found as a compound, most frequently in stibnite.
Boiling point: 1635 degrees C (2980 degrees F) Antimony Properties The discovery date is unknown as antimony was recognized in compounds by ancient people however it was first named Stibium by Roman scholar Pliny in first century AD. Antimony means "not alone" in greek.
It was believed by Alchemists to turn lead into gold and it has an alchemical symbol.
It was used as a medicine and in cosmetics even though it is actually harmful to humans. Some speculate Mozart died from too much Antimony while trying to combat a severe fever.
King Nebuchadnezzar who built the hanging gardens of Babylon in 6th century BC used a noxious antimony- lead mix to paint his palace walls yellow, the antimony in the paint drove him insane. Facts Antimony is mixed with lead to make bullets. It is used in flame retardants, plastics, ceramics and glass. Johannes Gutenberg used Antimony to make the movable type, making literacy widespread across the world. Uses 1. Gray, Theodore. The elements New York, New York; Workman publishing, 2009.
2. Newton, David E. Chemical elements 27500 Drake Rd,
Famington Hills, UXL, 1999.
3. "Chemistry explained " Antimony, Chemical element. Advameg Inc., 2012.Web.16 December. 2012
4. Bentor, Yinon. ChemicalElements.com- Antimony . December 17, 2012
5. Kean, Sam. The disappearing spoon. New York: Little, Brown
and Company, 2010. Print.
Discovery: Interesting facts: