|Atomic Mass||39.0983 amu|
|Discovered by||Humphry Davy in 1807|
|Group||1||Melting point||63.5°C, 146.3°F, 336.7 K|
|Period||4||Boiling point||759°C, 1398°F, 1032 K|
|Block||s||Density (g cm−3)||0.89|
|Atomic number||19||Relative atomic mass||39.098|
|State at 20°C||Solid||Key isotopes||39K|
|Electron configuration||[Ar] 4s1||CAS number||7440-09-7|
|ChemSpider ID||4575326||ChemSpider is a free chemical structure database|
What is Potassium?
- Potassium is the first element of the fourth period (row) in the periodic table.
- The term potassium arises from a material called Potash.
- The element has been in use for hundreds of years.
Uses Of Potassium
- People use the potassium salts as a constituent of fertilizer.
- It is one of the essential nutrients of the human body
- Potassium chloride is also used in injections.
Properties Of Potassium
- The element is always traced in combination with other elements.
- Once isolated, potassium turns into a malleable metal with a silver color profile.
- Potassium reacts with water violently and gives off hydrogen gas
Certain Facts About Potassium
- The symbol of Potassium (K) signifies the term Kalium.
- It is an ancient term used to label the element and has its roots in the term “alkali.”
- Like the other elements in the first column, potassium is an associate of the alkali group with cesium and sodium.
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