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. The free metal does not occur in nature and must be prepared …

Dec 4, 2025 · 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 …

Soft silvery reactive element belonging to group 1 of the periodic table (alkali metals). It is highly reactive, oxidizing in air and reacting violently with water, forcing it to be kept under oil.

The two lines in a circle represents sodium, and is one of the element symbols developed by John Dalton in the 19th century. The orange glow is like the colour of sodium street lighting and the spiked …

Sodium is a chemical element of the periodic table with chemical symbol Na and atomic number 11 with an atomic weight of 22.9898 u and is classed as alkali metal and is part of group 1 (alkali metal). …

It is placed in group 1 of periodic table as it has a single electron in its outer most shell that it readily donates, creating a positively charged ion, the Na+ cation. At room temperature Sodium is soft, …

Nov 21, 2020 · Sodium - Periodic Table. Sodium is a 11. chemical element in the periodic table of elements. It has 11 protons and 11 electrons in the atomic structure. The chemical symbol for …

Sodium is the fourth most abundant element on earth, comprising about 2.6% of the earth's crust; it is the most abundant of the alkali group of metals. It is now obtained commercially by the electrolysis of …

Chemical element, Sodium, information from authoritative sources. Look up properties, history, uses, and more.

In this comprehensive guide, you'll learn about Sodium's unique chemical and physical properties, trends in the periodic table, isotopes, and its historical significance.