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Ga 2 S 3 decomposes at high temperature forming the non-stoichiometric sulfide, Ga 4 S x (4.8 < x < 5.2). [5] Ga 2 S 3 dissolves in aqueous acids and decomposes slowly in moist air forming H 2 S. [2] Ga 2 S 3 dissolves in aqueous solutions of potassium sulfide, K 2 S to form K 8 Ga 4 S 10 containing the (Ga 4 S 10) 8− anion which has an ...
3 with elemental gallium in vacuum at 500 °C to 700 °C yields the dark brown gallium(I) oxide, Ga 2 O. [3]: 285 Ga 2 O is a very strong reducing agent, capable of reducing H 2 SO 4 to H 2 S. [3]: 207 It disproportionates at 800 °C back to gallium and Ga 2 O 3. [7] Gallium(III) sulfide, Ga 2 S 3, has 3 possible crystal modifications.
Gallium(II) sulfide, GaS, is a chemical compound of gallium and sulfur. The normal form of gallium(II) sulfide as made from the elements has a hexagonal layer structure containing Ga 2 4+ units which have a Ga-Ga distance of 248pm. [ 1 ]
Gallium is a chemical element; it has the symbol Ga and atomic number 31. Discovered by the French chemist Paul-Émile Lecoq de Boisbaudran in 1875, [13] gallium is in group 13 of the periodic table and is similar to the other metals of the group (aluminium, indium, and thallium).
Gallium sulfide may refer to: Gallium(III) sulfide, Ga 2 S 3; Gallium(II) sulfide, GaS; Thiogallate cations containing gallium and sulfur This page was last edited on ...
A compound semiconductor is a semiconductor compound composed of chemical elements of at least two different species. These semiconductors form for example in periodic table groups 13–15 (old groups III–V), for example of elements from the Boron group (old group III, boron, aluminium, gallium, indium) and from group 15 (old group V, nitrogen, phosphorus, arsenic, antimony, bismuth).
A period 3 element is one of the chemical elements in the third row (or period) of the periodic table of the chemical elements.The periodic table is laid out in rows to illustrate recurring (periodic) trends in the chemical behavior of the elements as their atomic number increases: a new row is begun when chemical behavior begins to repeat, meaning that elements with similar behavior fall into ...
Antimony is a member of group 15 of the periodic table, one of the elements called pnictogens, and has an electronegativity of 2.05. In accordance with periodic trends, it is more electronegative than tin or bismuth , and less electronegative than tellurium or arsenic .