Germanium

Chris Guevara

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1. who predicted Germanium to exist?

5. What is germanium named after?

7. _________ is found in argyrodite, coal, germanite, zinc ores, and other minerals.

9. The ________of germanium is 947 c

10. The ____ of germanium is $.88 a gram.

11. Germanium tetrachloride is a ________ used as a reagent in fiber optics.

12. The development of the germanium________opened the door to countless applications of solid state electronics.

13. The ________ of germanium is 72.59

14. This is the chemical formula for what? GeO2

Down

2. The existence of this element was proven in what year?

3. The ________ of germanium is 535 g/cm.

4. Germanium is also used in infrared ________ systems.

6. Germanium was aslo used in _________ communication networks.

8. Germaium is a _________.

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