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Sodium is a chemical element; it has symbol Na (from Neo-Latin natrium) and atomic number 11. It is a soft, silvery-white, highly reactive metal. Sodium is an alkali metal, being in group 1 of the periodic table. Its only stable isotope is 23 Na.
Sodium is the 11th element in the periodic table and has a symbol of Na and atomic number of 11. It has an atomic weight of 22.98977 and a mass number of 23. Sodium has eleven protons and twelve neutrons in its nucleus, and eleven electrons in three shells.
sodium (Na), chemical element of the alkali metal group (Group 1 [Ia]) of the periodic table. Sodium is a very soft silvery-white metal. Sodium is the most common alkali metal and the sixth most abundant element on Earth, comprising 2.8 percent of Earth’s crust.
Interactive periodic table showing names, electrons, and oxidation states. Visualize trends, 3D orbitals, isotopes, and mix compounds. Fully descriptive writeups.
Element Sodium (Na), Group 1, Atomic Number 11, s-block, Mass 22.990. Sources, facts, uses, scarcity (SRI), podcasts, alchemical symbols, videos and images.
Get periodic table facts on the chemical and physical properties of the element sodium, along with history, uses, and other fun facts.
Sodium is the eleventh element of the periodic table. These sodium facts contain chemical and physical data along with general information and history. Sodium periodic table cell. Basic Sodium Facts. Name: Sodium. Atomic Number: 11. Element Symbol: Na. Group: 1. Period: 3. Block: s. Element Family: alkali metal. Atomic Mass: 22.989 769 28 (2)