Sodium | Facts, Uses, & Properties | Britannica
Sep 19, 2024 · sodium-22. 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 …
Sodium - Wikipedia
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 - Element information, properties and uses | Periodic Table
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 ‘flash’ symbol reflects the element's high reactivity.
Sodium Element Facts - chemicool.com
Sep 28, 2011 · Characteristics: Sodium is a soft, silvery-white metal. It is soft enough to cut with the edge of a coin. Freshly cut surfaces oxidize rapidly in air to form a dull, oxide coating. Sodium burns in air with a brilliant yellow flame. Sodium floats on water, because its …
Flame Test Colors and Procedure (Chemistry) - Science Notes and …
Jun 15, 2022 · The flame test is an analytical chemistry technique that helps identify elements in samples based on their characteristic emission spectra. Mostly the flame test detects metal ions, but some nonmetals color flames as well. How the Flame Test Works
Flame Tests - Chemistry LibreTexts
Jun 30, 2023 · A sodium atom in an unexcited state has the structure 1s 2 2s 2 2p 6 3s 1, but within the flame there will be all sorts of excited states of the electrons. Sodium's familiar bright orange-yellow flame color results from promoted electrons falling back from the 3p 1 level to their normal 3s 1 level.
Sodium (Na) - The Chemical Elements
Apr 8, 2020 · With the periodic table symbol Na, atomic number 11, atomic mass of 22.990 (23) g.mol-1, and electron configuration [Ne] 3s1, sodium is soft, easily malleable, silvery-white metal with a bright luster that can be dented with any harder object. When exposed to air, sodium metal tarnishes and the substance loses its silvery luster.
WebElements Periodic Table » Sodium » the essentials
Sodium: description. Sodium is a Group 1 element (or IA in older labelling styles). Group 1 elements are often referred to as the "alkali metals". The chemistry of sodium is dominated by the +1 ion Na +. Sodium salts impart a characteristic orange/yellow colour to flames and orange street lighting is orange because of the presence of sodium in ...
Sodium Element (Na or Atomic Number 11) - ThoughtCo
Jul 3, 2019 · The top three countries that produce sodium are China, United States, and India. Sodium metal is mass produced by electrolysis of sodium chloride. The D lines of sodium's spectrum account for the dominant yellow color of the …
Atomic Number 11 Element Facts – Na or Sodium - Science …
Jan 15, 2017 · The pure element is a bright, silver-colored metal at room temperature and pressure. Atomic Number 11 Element Facts. Sodium is an element that clearly illustrates the difference between a pure element and its compounds.
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