Germanium

1. Germanium 32 Ge 72.59

2. Melting point is 937.4°C Boiling point is 2,830.0°C It has a grayish color It’s crystal structure is cubic Obtained from refining of copper, zinc, and lead It has wide lens Germanium is used as a semi-conductor Speciality glass for infared It is a transistor Our daily diet may have as much as 1 milligram of Germanium It is used as a catalyst It is used as a phosepher in lamps it is used as an alloying agent Properties and Uses of Germanium

3. Information on Germanium Germanium was found in 1886 by Clemens Winkler. Germanium is from the Latin word Germania that means Germany The symbol for Germanium is Ge Germanium has 32 protons and electrons It has 41 neutrons in it Germanium ores are very rare Theories that Germanium is important to our health have been discredited

4. Melting Point 937.4C Transistor Semi-Conductor Properties Uses Boiling Point 2,830.0C Our daily diet Germanium Discovered by Clemens Winkler Basic info Atomic Mass 72.59 Origins Symbol Ge Atomic number 32 Found at Germany Discovered 1886

5. Sources http://www.webelements.com/webelements/scholar/elements/periodic-table/uses.html http://www.chemsoc.org/viselements/pages/germanium.html http://www.svetn.org/Angel/section/default.asp?id=NS%2DBRE%2DSCI%2DScience6%2DYear05 http://www.svetn.org/Angel/section/default.asp?id=NS%2DBRE%2DSCI%2DScience6%2DYear05 http://www.webelements.com/webelements/elements/text/Ge/uses.html