| 41. | An argon atmosphere is also used for growing crystals of silicon and germanium.
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| 42. | Nitrogen triiodide, a mercury, germanium or tellurium, and with stibine.
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| 43. | Historically, the first decade of semiconductor electronics was based entirely on germanium.
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| 44. | Germanium is not thought to be an essential element for any living organism.
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| 45. | Pyrite detectors can be as sensitive as a modern 1N34A germanium diode detector.
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| 46. | Germanium analogues of all of the major types of silicates have been prepared.
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| 47. | Germanium forms two hydrides : Ge 2 H 6.
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| 48. | Germanium nitride has the formula Ge 3 N 4.
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| 49. | The isotope germanium-76 is a primordial radioisotope.
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| 50. | Germanium oxide is used in fiber optics and wide-angle camera lenses.
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