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[ Click for Isotope Data ] Atomic Number: 11
Periodic Table of the Elements Sodium
As far back as 6050 BC, salt has been an important and integral part of the world’s history, as it has been interwoven into the daily lives of countless historic civilizations. Used as a part of Egyptian religious offerings and valuable trade between the Phoenicians and their Mediterranean empire, salt and history have been inextricably intertwined for millennia, with great importance placed on salt by many different races and cultures of people.
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Because salt is indispensable to life, acts as a food preservative, and uniquely flavors foods, humans have been preoccupied with it since the beginning of recorded history. The desire to obtain salt politically or militarily has influenced the histories of countries in Asia, Africa, Europe, South America, and the Middle East. Indeed, salt was used as a form of currency and had greater value than gold in some ancient societies.
Sodium chloride , also known as salt , common salt , table salt or halite , is an ionic compound with the formula NaCl, representing equal proportions of sodium and chloride . Sodium chloride is the salt most responsible for the salinity of the ocean and of the extracellular fluid of many multicellular organisms . As the major ingredient in edible salt , it is commonly used as a condiment and food preservative .
What is salt? Where does salt come from?
Halite crystals, commonly known as rock salt