Platinum

By: Alec Klem

Info about Platinum

Platinum:

-Has 6 energy levels.

-Is in Period 6 on the periodic table.

-Is in group 10 on the periodic table.

-Atomic symbol is Pt.

-Atomic number is 78.

-Atomic Mass 195.078 atomic mass units.

-Boiling point is 3825.0 °C.

-Melting point is 1768.3 °C.

-It has 78 protons.

-It has 117 neutrons.

-It has 78 electrons.

-Is a transition metal.

-When pure is malleable and ductile.

-21.45 g/cm3.

-Is a metal.

-State at room temperature is a solid and at 298 K.

-Color is grayish-white.

-Density is 21450 kg/m3.

-Very resistant to corrosion.

The History of Platinum

Platinum was first discovered by Antonio de Ulloa, in South America in 1735. It was then discovered again by Wood in 1741. Then a long time later in 1822 a lot of platinum was found in the Ural Mountains in Russia. Platinum can be made in nature and was even sometimes found in deposits of gold-bearing sands.

Where Platinum can be Found

Platinum can be made in nature and is found in deposits of gold-bearing sands. It is also found in Canada, Zimbabwe, United States, Russia and some places in South Africa. South Africa is the biggest platinum producing country in the world, and next is Russia.


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Uses

Platinum is used in:

-Jewelry like rings, earrings, and every other jewelry.

-In dentistry

-Coating middle nose cones, and jet engine fuel nozzles.

-Laboratory objects and non-corrosion materials.

-Anti pollution cars.

-Thermocouple elements.

-Platinum-cobalt alloys are magnetic.

-Conducts heat really well

Bibliography

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"How To Choose The Perfect Engagement Ring?" How To Choose The Perfect Engagement Ring? N.p., n.d. Web. 14 Nov. 2013.

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"Pre-Set Platinum Engagement Rings." Platinum Diamond Engagement Rings. N.p., n.d. Web. 13 Nov. 2013.

Struck, Heather. "Stalled Demand For Platinum, Palladium Not Likely To Extend Long-Term." Forbes. Forbes Magazine, 06 June 2011. Web. 13 Nov. 2013.