Flourosis — Flashcards

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Fluorine is an element that belongs to the 7th group of the periodic table. It is the first halogen, has atomic number 9, and atomic weight 18.99 g. It is a highly active element and occurs in more th…

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Fluorine is highly active because it easily occurs in many compound forms in nature. More than 55 compound forms are found, showing that it readily combines with other substances.

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Shele explained about fluorine in 1771. This is an important historical point in the study of fluorine.

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Maizen separated fluorine element from its ore in 1886. This marks another key historical event related to fluorine.

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Fluorine occurs in three forms in nature: solid, liquid, and gas. Solid fluorine is found in bed rock, liquid fluorine in ground water, and gaseous fluorine in pollutants produced by factories and ind…

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Fluorine is found in liquid form in ground water. This is important because groundwater is often used for drinking and daily needs.

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Fluorine is found in solid form in bed rock. This shows that fluorine is present in the earth's crust and can enter water through natural sources.

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Fluorine is found in gaseous form in pollutants produced by factories and industries. This connects fluorine pollution with industrial activity.