1. platinum Thomas Moretz A period
My name is Thomas and my element is platinum. Platinum is a precious metal. Its chemical symbol is Pt and its atomic number is 78. its atomic mass is Amu.
Thomas Moretz
A period

2. Properties Element Classification: Transition Metal
Density: grams per cubic centimeter
Reactivity: will dissolve in aqua regia and also very hot alkalis
Platinum is a transition metal. It has a density of grams per cubic centimeter which is one of the heaviest weighable elements. It reacts with aqua regia a Highly corrosive fuming yellow or red solution at high temperatures. It also reacts with very hot alkalis.
Electron configuration

3. Properties Crystalline structure of platinum- Cubic face centered
Melting point: °F
Platinum melting point is degrees F and it boils at 6917 degrees F. Platinum is a solid.
Boiling point: 6917°F
State of matter: solid

4. History Modern rediscovery by Antonio de Ulloa in 1735 in Spain
Used by Pre-Columbian Indians of South America
Found in gold bearing sands in the Ural Mountains, Columbia and the United States
Mined in the Urals in Russia, Canada, South Africa, Columbia, and Peru
Platinum was first used by Pre-Columbian Indians in South America. The modern rediscovery was made by Antonio de Ulloa in platinum is found in gold bearing sands in the Ural Mountains, Columbia and the United States. It is mined in the Urals in Russia, Canada, South Africa, Columbia, and Peru.
Platinum coin

5. Platinum Uses Used in Jewelry Dental crowns Expensive lab equipment
Platinum rings
Used in Jewelry
Dental crowns
Expensive lab equipment
Can be combined with cobalt to make strong magnets
Used to clean exhaust from cars
Platinum is used in jewelry. It is also used in dental crowns. Platinum is also made into expensive lab equipment. Platinum can be combined with cobalt to create very strong magnets. It is also used to clean the exhaust from cars.

6. Works Cited
"It's Elemental - The Element Platinum." Science Education at Jefferson Lab. N.p., n.d. Web. 3 Dec <
"Periodic Table." Behrend Chemistry Home. N.p., n.d. Web. 3 Dec <
"Visual Elements - Platinum." Royal Society of Chemistry, the largest organisation in Europe for advancing the chemical sciences. N.p., n.d. Web. 3 Dec <
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