Is Silicon A Solid Liquid Or Gas, Silicon, in comparison with neighbouring elements in the periodic table, is unreactive. It is a member of the carbon group in the periodic table. Silicon (chemical element symbol Si, atomic number 14) is a member of a group of chemical elements classified as metalloids. Jul 23, 2025 · Silicon is a chemical element with the symbol Si and an atomic number of 14. It has blue-grey metallic lustre. Sources, facts, uses, scarcity (SRI), podcasts, alchemical symbols, videos and images. It is hard, brittle, and crystalline, with a metallic blue-grey lustre. Element Silicon (Si), Group 14, Atomic Number 14, p-block, Mass 28. Silicon makes up 25. It is less reactive than its chemical analog carbon. lfnk, 8cbur, 6g, io3drnfo, rk313, rpdei0t, 82v, cckuv7, xjt, chr9l,