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] elemental gallium is a soft, …

4 天之前 · gallium (Ga), chemical element, metal of main Group 13 (IIIa, or boron group) of the periodic table. It liquefies just above room temperature. Gallium was discovered (1875) by …

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 …

Gallium is a soft, silvery-white metal, similar to aluminium. Gallium arsenide has a similar structure to silicon and is a useful silicon substitute for the electronics industry. It is an important …

2018年5月23日 · Lecoq de Boisbaudran did not discover gallium by accident. For 15 years, he had been studying the spectra of the chemical elements. Spectra (singular: spectrum) are the …

Gallium is a silvery white low-melting point metal (Fig. 1) belonging to the less typical metals group, i.e., when it loses its outermost electrons it will not have the electronic structure of inert …

Gallium is a soft, silvery metallic element with an atomic number of 31 and the chemical symbol Ga. The French chemist Paul-Emile Lecoq de Boisbaudran discovered gallium in sphalerite (a …

Gallium is a silvery, glass-like, soft metal. It sits close to the non-metals in the periodic table and its metallic properties aren’t as obviously metallic as most other metals. Solid gallium is brittle …

2013年12月27日 · Gallium is magnetic and a good conductor of both electricity and heat. There are a few minerals in which gallium forms a significant part. The main gallium-bearing mineral …

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, elemental gallium is a soft, silvery …