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en.wikipedia.org/wiki/Sodium

Sodium is a chemical element with symbol Na (from Latin natrium) and atomic number 11. ... Sodium is the sixth most abundant element in the Earth's crust, and exists in ..... Because of its high reactivity, it is never found as a pure element.

education.jlab.org/itselemental/ele011.html

Although sodium is the sixth most abundant element on earth and comprises about 2.6% of the earth's crust, it is a very reactive element and is never found free ...

www.ducksters.com/science/chemistry/sodium.php

Where is sodium found on Earth? Sodium is the sixth most abundant element on Earth. It is never found in its pure form because it is so reactive. It is only found ...

www.reference.com/science/sodium-found-earth-b3c15b021fda9a0a

Sodium is extremely abundant, composing about 3 percent of the Earth's crust, but it is never found in its pure form as sodium metal. This is because of its ...

www.webelements.com/sodium/geology.html

Sodium is never found as the free element ("native") in nature as it is so reactive. Sodium is the sixth most abundant element in the earth's crust at about 2.6 ...

chem.libretexts.org/Core/Inorganic_Chemistry/Descriptive_Chemistry/Elements_Organized_by_Block/1_s-Block_Elements/Group__1%3A_The_Alkali_Metals/Z%3D011_Chemistry_of_Sodium_(Z%3D11)

Dec 3, 2016 ... Sodium is metallic element found in the first group of the periodic table. As the sixth most abundant element in the Earth's crust, sodium ...

www.rsc.org/education/teachers/resources/jesei/minerals/students.htm

3.5. Sodium. Na. 3. Potassium. K. 2.5. Magnesium. Mg. 2. All other elements. 1 ... The most common elements in the Earth's crust are rarely found on their own.

www.livestrong.com/article/517849-where-is-sodium-found-naturally

Aug 24, 2015 ... Although sodium is as a nutrient we need to limit, your body does need sodium to function properly. Sodium is involved in your muscles, nerves ...

chlorine.americanchemistry.com/Science-Center/Chlorine-Compound-of-the-Month-Library/Sodium-Chloride-NaCl-Salt-of-the-Earth

Halite, sodium chloride, is found naturally in huge geologic deposits of salt minerals left over from the slow evaporation of ancient seawater. (Are you surprised?