GALLIUM

Gallium

Gallium is a chemical element with symbol Ga and atomic number 31. Elemental gallium does not occur in free form in nature, but as the gallium compounds that are in trace amounts in zinc ores and in bauxite. Gallium is a soft silvery metal, and elemental gallium is a brittle solid at low temperatures. If it is held in the human hand long enough, gallium will melt, since it melts at the temperature of about . The melting point of gallium is used as a temperature reference point. The alloy galinstan has the even lower melting point of, well below the freezing point of water. Beginning with its discovery in 1875 through the era of semiconductors, ...

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gallium

Noun

  1. A chemical element (symbol Ga) with an atomic number of 31; a soft bluish metal.


The above text is a snippet from Wiktionary: gallium
and as such is available under the Creative Commons Attribution/Share-Alike License.

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