sodium

Table of Contents

References & Edit History Quick Facts & Related Topics

Images

Periodic table showing sodium

Sir Humphry Davy

sodium-vapour lamp bulb

Explore an interactive periodic table of the elements

sodium chloride

sodium bicarbonate

first ionization energies of the elements

hydration of a sodium ion

ionic bond: sodium chloride, or table salt

For Students

Read Next

Alcoholic beverages bottles at Host 2013, international exhibition of the hospitality industry on OCTOBER 18, 2013 in Milan.

Why Is Alcohol Measured by Proof?

curly kale. Kale or borecole (Brassica oleracea Acephala Group) a loose leafed, edible plant derived from the cabbage. vegetable

Nutritional Powerhouses: 8 Foods That Pack a Nutritional Punch

Buddha bowl - vegetarian meal - tofu spinach carrots chickpeas radish tomatoes cucumber cabbage

Pro and Con: Vegetarianism

Overhead view of high protein foods: chicken, meat, spinach, eggs, nuts, bean, cheese. (nutrition, health, food, diet)

Why Is Eating Protein Important?

Discover

Ice Sledge Hockey, Hockey Canada Cup, USA (left) vs Canada, 2009. UBC Thunderbird Arena, Vancouver, BC, competition site for Olympic ice hockey and Paralympic ice sledge hockey. Vancouver 2010 Olympic and Paralympic Winter Games, Vancouver Olympics

10 Best Hockey Players of All Time

Space race (1957-1969) infographic between United States (U.S.) and Russia. America, Soviet Union, U.S.S.R., space exploration

Timeline of the Space Race, 1957–69

Queen Elizabeth II addresses at opening of Parliament. (Date unknown on photo, but may be 1958, the first time the opening of Parliament was filmed.)

All 119 References in “We Didn’t Start the Fire,” Explained

Chinese pictograph, calligraphy tablet of Huang Tingjian, a famous calligrapher in Ancient Song Dynasty. The background of Chinese cultural elements.

The World’s 5 Most Commonly Used Writing Systems

The Colosseum, Rome, Italy. Giant amphitheatre built in Rome under the Flavian emperors. (ancient architecture; architectural ruins)

New Seven Wonders of the World

Candles Burning On Table In Church

What Is the Most Widely Practiced Religion in the World?

Agnes with a lamb near her feet. St. Agnes (Saint Agnes) design drawing for stained glass window by J&R Lamb Studios, ink, mount size 10.5 x 14.5 in.

Roman Catholic Saints

sodium: Facts & Related Content

Written and fact-checked by The Information Architects of Encyclopaedia Britannica

Facts

Also Known As	natrium • Na

Photos

Periodic table showing sodium

Sir Humphry Davy

sodium-vapour lamp bulb

sodium chloride

sodium bicarbonate

first ionization energies of the elements

hydration of a sodium ion

ionic bond: sodium chloride, or table salt

See All Images and Interactives →

Topics

sodium-22 sodium-24 human nutrition sodium deficiency chemical element alkali metal hydrogen carbon nitrogen sulfur phosphorus boron iodine fluorine zinc iron

Dig Deeper: More Articles That Discuss This Topic

Key People

Sir Humphry Davy

Sir Humphry Davy

British chemist

Joseph-Louis Gay-Lussac, engraving by Ambroise Tardieu.

Joseph-Louis Gay-Lussac

French scientist

Rudolf Fittig

German chemist

Quiz

Periodic Table of the elements concept image (chemistry)

Facts You Should Know: The Periodic Table Quiz

Concept artwork on the periodic table of elements.

118 Names and Symbols of the Periodic Table Quiz

Illustration of molecules. (molecular, chemistry, science)

So Much Chemistry, So Little Time Quiz