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You are watching: What is the most reactive element on the periodic table


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What is Fluorine?

Fluorine is the chemical aspect with the prize F and atomic number 9. That atom is the third smallest amongst all elements with an atomic radius the 153 pm. It has actually 9 electrons that surround the cell core of the atom — 7 in its external shell, and 2 in its inside shell. The atomic load is 18.998403 and also its density is 0.001696 g/cm3.


Fluorine normally exists in the type of a pale-yellow gas in ~ room temperature. It has actually a solid odor and is often defined as having actually a "pungent" smell. It condenses right into a bright yellow fluid at -188.12 °C. Fluorine solidifies into soft and transparent crystals in ~ -219.6 °C and also becomes an extremely hard and opaque in ~ -228°C.


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At room temperature, fluorine exists together yellowish gas.

Unknown author, creative Commons license, via Wikipedia


Fluorine is rarely in the atmosphere and oceans however abundant in the earth's crust. That does not exist in nature together a cost-free element. It is always found together a chemical link readily merged with various other molecules. The most usual natural compounds of fluorine are fluorspar, topaz, tourmaline, apatite, and also jadeite.


Fluorspar, one of fluorine's herbal compounds, is the main resource of fluorine.

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Topaz, one of the natural compounds of fluorine.

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Fluorine and also some the its compounds deserve to be provided to boost the quality and also synthesize petrochemicals.

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Fluorine is just one of the most important chemicals in the production of nuclear weapons.

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Sodium fluoride, among the link of fluorine, which is just one of the toothpaste's ingredient is valuable to minimize the risk of tooth decay.


What Is chemical Reactivity?

A chemical reaction is a process by i m sorry one or more substances space converted right into one or more new substances. The occurs when the atoms of one problem react and also gain, lose, or re-superstructure electrons v the atom of another substance.


If one atom tends to entice or gain electrons, that is claimed to it is in electronegative. If one atom is most likely to lose its electron or give it to an additional substance, the is electropositive. Electronegative facets are frequently nonmetals, whereas electropositive elements are metals.

The Pauling range expresses the worth of an element's or substance's electronegativity or electropositivity. If an element has a value higher than 1.8, that is electronegative, and also if it has actually a value much less than 1.8, the is electropositive.

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Reactivity that Flourine

Fluorine has actually the highest possible electronegativity of any type of element, with a value of 3.98. This way that fluorine, much more than any type of other element, is the most likely to accept electrons. Cesium has actually the lowest electronegativity of any element at 0.79, making it the least likely to expropriate electrons, and also it even gives its very own electrons to others.