1. By, Caroline Hall

2. Ytterbium Properties and Uses *PROPERTIES* Ytterbium is a silvery color The boiling point is 1193 °C The melting point is 824 °C The hardness of Ytterbium is 6570 kg/m3 Ytterbium is metal 1 st ionization potential 603.4 kJ/mol 2 nd ionization potential 1174.8 kJ/mol 3 rd ionization potential 2417 kJ/mol 4 th ionization potential 4203 kJ/mol *USES* Ytterbium can be used to improve strength, and grain refinement It can be used to help strengthen and the magnification of a laser beam When electricity isn’t working, ytterbium can be used with an x-ray machine that’s portable Ytterbium can be used for Metallurgical and Chemical Experiments It is used to make steel stronger

3. Interesting Facts about Ytterbium!!! Discovered:1878 Discoverer: Jean De Marignac Ytterbium gets its name and symbol from Ytterby, Sweden Found in the Earths Crust

4. Ytterbium Basic Info Uses PropertiesOrigin Atomic Mass: Mass:173.04 Symbol: Yb Atomic Number: 70 Improve strength and grain refinement Metallurgical and Chemical Experiments It can be used with a portable x-ray machine if electricity is unavailable 1878 By, Jean De Marignac Silvery luster Metal Solid Melting Point 824 °C

5. Sources http://chemistry.about.com/library/blpe r5.htm http://chemistry.allinfoabout.com/perio dic/periodictable.html http://www.chemicool.com/ http://www.chemicalelements.com/ind ex.html www.lm.liverpool.k12.ny.us