Germanium (Ge) has atomic number 32 and is classified as a metalloid. It sits in Group 14, period 4 of the periodic table. Its practical relevance includes fiber-optic systems, infrared optics, semiconductors and high-efficiency solar cells.
ELEMENT DATA
Quick facts
#Atomic number32
AaSymbolGe Relative
◉Atomic mass72.630 State at room temperature Solid
⌘Group14
Position in the periodic table
Metalloids sit near the boundary between metals and nonmetals. Their intermediate electrical and chemical behavior makes several of them especially important in semiconductors, glass, ceramics and electronic materials.
Germanium belongs to period 4. Its position helps explain recurring trends such as atomic size, bonding behavior, oxidation states and the way it interacts with neighboring elements.
Why Germanium matters
In engineering and technology, germanium is associated with fiber-optic systems, infrared optics, semiconductors and high-efficiency solar cells. The importance of the element may come from the pure element itself, from compounds containing it, or from its role as an alloying, electronic, catalytic or nuclear material.
Engineering and scientific context
Material behavior should never be inferred from the element name alone. Purity, isotope composition, crystal structure, processing history, temperature and the surrounding chemical environment can all change performance. In alloys and compounds, the contribution of germanium depends on concentration and interaction with the other constituents.
Safety and handling
The hazards associated with Germanium depend on its physical form, purity, compounds, process temperature and exposure route. Engineering decisions should use the applicable safety data sheet and project-specific risk assessment.
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