| Germanium | Natural occurrence primordial | Crystal structure face-centered diamond-cubic | Speed of sound thin rod 5400 m/s (at 20 °C) | Thermal expansion 6.0 μm/(m⋅K) |
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Where can germanium be found?
Germanium is primarily mined with zinc ore as well as with argyrodite, germanite, and coal according to the Los Alamos National Laboratory. According to Chemistry Explained, germanium is mined in Alaska, Tennessee, China, the United Kingdom, Ukraine, Russia and Belgium .
What form is germanium found in?
Germanium is found in germanite, argyrodite, and some zinc ores. It is also present in coal and its presence in coal insures reserves for many years.
Is germanium a solid?
Germanium is a chemical element with symbol Ge and atomic number 32. Classified as a metalloid, Germanium is a solid at room temperature .
What state of matter is germanium?
| Group 14 938.25°C, 1720.85°F, 1211.4 K | Period 4 2833°C, 5131°F, 3106 K | Block p 5.3234 | Atomic number 32 72.630 | State at 20°C Solid 73 Ge, 74 Ge |
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Does the human body use germanium?
Germanium is a chemical element. People sometimes use it as medicine. Despite serious safety concerns, germanium is used for cancer, heart disease, hepatitis, glaucoma, and other conditions .
Is germanium toxic to humans?
Germanium is not an essential element. Its acute toxicity is low . However, at least 31 reported human cases linked prolonged intake of germanium products with renal failure and even death. Signs of kidney dysfunction, kidney tubular degeneration, and germanium accumulation were observed.
What is germanium an example of?
The Germanium element is not doped with any impurities. Hence, it is an intrinsic semiconductor .So, Germanium is an example of an intrinsic semiconductor.
Where is germanium used in everyday life?
In addition to its applications in electronic devices, germanium is used as a component of alloys and in phosphors for fluorescent lamps . Because germanium is transparent to infrared radiation, it is employed in equipment used for detecting and measuring such radiation, such as windows and lenses.
Is germanium man made or natural?
Germanium is a chemical element with the symbol Ge and atomic number 32. ... Winkler named the element after his country, Germany. Today, germanium is mined primarily from sphalerite (the primary ore of zinc), though germanium is also recovered commercially from silver, lead, and copper ores.
What does germanium look like?
Pure germanium is a hard, lustrous, gray-white, brittle metalloid . It has a diamondlike crystalline structure and it is similar in chemical and physical properties to silicon.
Is germanium magnetic?
Abstract. The magnetic susceptibility of highly doped germanium has been measured between 300°K and 1.3°K . The contribution of the carriers to the susceptibility has been derived from the data.
Is germanium a heavy metal?
| Hydrogen | Potassium | Calcium | Gallium | Germanium | Selenium |
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What are 6 interesting facts about germanium?
- Atomic number: 32.
- Atomic weight: 72.630.
- Melting point: 1211.40 K (938.25°C or 1720.85°F)
- Boiling point: 3106 K (2833°C or 5131°F)
- Density: 5.323 grams per cubic centimeter.
- Phase at room temperature: Solid.
- Element classification: Semi-metal.
- Period number: 4.
What food is germanium in?
Germanium is a naturally occurring element. Trace amounts can be found in foods such as shiitake mushrooms, garlic, tuna, and tomato juice . However, it is not an essential nutrient for human health.
What makes germanium unique?
Germanium is a lustrous, hard, gray-white semi-metallic element with a crystalline and brittle structure. It is a semiconductor. Germanium and the oxide are transparent to infrared radiation. Germanium also has the unusual property that (like water) it expands as it freezes .
