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  2. Germanium dioxide - Wikipedia

    en.wikipedia.org/wiki/Germanium_dioxide

    Infobox references. Germanium dioxide, also called germanium (IV) oxide, germania, and salt of germanium, [1] is an inorganic compound with the chemical formula Ge O 2. It is the main commercial source of germanium. It also forms as a passivation layer on pure germanium in contact with atmospheric oxygen.

  3. Germanium compounds - Wikipedia

    en.wikipedia.org/wiki/Germanium_compounds

    The dioxide, GeO 2 can be obtained by roasting germanium disulfide (GeS 2) or by allowing elemental germanium to slowly oxidze in air, [5] and is a white powder that is only slightly soluble in water but reacts with alkalis to form germanates. [4] The monoxide, germanous oxide, can be obtained by the high temperature reaction of GeO 2 with Ge ...

  4. Germanium monoxide - Wikipedia

    en.wikipedia.org/wiki/Germanium_monoxide

    Germanium monoxide (chemical formula GeO) is a chemical compound of germanium and oxygen. It can be prepared as a yellow sublimate at 1000 °C by reacting GeO 2 with Ge metal. The yellow sublimate turns brown on heating at 650 °C. [ 1 ]

  5. Germanium tetrachloride - Wikipedia

    en.wikipedia.org/wiki/Germanium_tetrachloride

    Infobox references. Germanium tetrachloride is a colourless, fuming liquid [4] with a peculiar, acidic odour. It is used as an intermediate in the production of purified germanium metal. In recent years, GeCl 4 usage has increased substantially due to its use as a reagent for fiber optic production.

  6. Safety data sheet - Wikipedia

    en.wikipedia.org/wiki/Safety_data_sheet

    A safety data sheet (SDS), [ 1 ]material safety data sheet (MSDS), or product safety data sheet (PSDS) is a document that lists information relating to occupational safety and health for the use of various substances and products. SDSs are a widely used type of fact sheet used to catalogue information on chemical species including chemical ...

  7. Germanium - Wikipedia

    en.wikipedia.org/wiki/Germanium

    Germanium is a chemical element; it has symbol Ge and atomic number 32. It is lustrous, hard-brittle, grayish-white and similar in appearance to silicon. It is a metalloid (more rarely considered a metal) in the carbon group that is chemically similar to its group neighbors silicon and tin. Like silicon, germanium naturally reacts and forms ...

  8. Germanium oxide - Wikipedia

    en.wikipedia.org/wiki/Germanium_oxide

    Germanium oxide. Germanium oxide may refer to: Germanium dioxide, GeO 2, the best known and most commonly encountered oxide of germanium containing germanium (IV) Germanium monoxide, GeO, a stable but not well characterised compound containing germanium (II) Category: Set index articles on chemistry.

  9. Bismuth germanate - Wikipedia

    en.wikipedia.org/wiki/Bismuth_germanate

    Bismuth germanium oxide or bismuth germanate is an inorganic chemical compound of bismuth, germanium and oxygen. Most commonly the term refers to the compound with chemical formula Bi 4 Ge 3 O 12 (BGO), with the cubic evlitine crystal structure, used as a scintillator. (The term may also refer to a different compound with formula Bi 12 GeO 20 ...