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).

2025年2月7日 · Gallium, chemical element of Group 13 (the boron group) of the periodic table. It liquefies just above room temperature. Gallium compounds, some of which form the basis for light-emitting diodes (LEDs), have valuable semiconductor and optoelectronic properties.

Element Gallium (Ga), Group 13, Atomic Number 31, p-block, Mass 69.723. Sources, facts, uses, scarcity (SRI), podcasts, alchemical symbols, videos and images.

Gallium is the chemical element with the atomic number 31 and symbol Ga on the periodic table. It is in the Boron family (group 13) and in period 4. Gallium was discovered in 1875 by Paul Emile Lecoq de Boisbaudran. Boisbaudran named his newly discovered element after himself, deriving from the Latin word, “Gallia,” which means “Gaul.”

Gallium is a chemical element of the periodic table with chemical symbol Ga and atomic number 31 with an atomic weight of 69.7231 u and is classed as post-transition metal and is part of group 13 (boron group).

Periodic Table element Summary Gallium Gallium is a chemical element with symbol Ga and atomic number 31. Classified as a post-transition metal, Gallium is a solid at room temperature.

Name: gallium Symbol: Ga Atomic number: 31 Relative atomic mass (Ar): 69.723 (1) Standard state: solid at 298 K (but melts only slightly above this temperature) Appearance: silvery white Classification: Metallic

Gallium is bluish silver metal. It is soft at STP (standard temperature and pressure), while at low temperature, it acquires a brittle solid state. Gallium also exists in liquid form at temperature more than 29.76 °C. When gallium is held in the hand, it melts and …

2019年1月18日 · Gallium is a chemical element with atomic number 31 and element symbol Ga. It is considered to be a post-transition metal or basic metal. Gallium is known for its low melting point, which lends itself to the gallium spoon demonstration and even melting the pure metal in …

2020年11月21日 · Gallium is a chemical element with atomic number 31 which means there are 31 protons and 31 electrons in the atomic structure. The chemical symbol for Gallium is Ga. Gallium has similarities to the other metals of the group, aluminium, indium, and thallium.