Talk:氟
氟属于维基百科自然科學主题的基礎條目扩展。请勇于更新页面以及改進條目。 本条目页依照頁面品質評定標準被評為丙级。 本条目页属于下列维基专题范畴: |
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English Translation
[编辑]Flourine
Flourine is a halogen. Its symbol is F and its atomic number is 9.
Flourine has a voracious chemical nature. It is pale yellow in color. It exists normally as F2. It is the most electronegative element. It is also the strongest oxidizer. It is capable of forming compounds at room temperature with very many substances.
The word flourine comes from the Latin word fluere, meaning flow. The name was chosen because the element was used to help molten metals flow. Henri Moissan successfully isolated Flourine in 1886.
Uses
Flourine's uses include:
- The manufacture of HF: hydrofluoric acid.
- The manufacture of plastic cement.
- Sodium Flouride is used as an insecticide.
- Flouride compounds of tin (Stannous Flouride) and antimony are added to toothpaste and drinking water to help defend against dental caries, or cavities.
- Flourine gas is used to frost glass.
- Uranium Hexaflouride (UF6) is an important production cusp in the manufacture of enriched uranium.
- Flourine is present in Teflon.
- Flourine is present in Freon.
McDogm--205.188.116.204 21:17 2005年4月30日 (UTC)--205.188.116.204 02:28 2005年5月1日 (UTC)--205.188.116.204 02:50 2005年5月1日 (UTC)
對條目中的「通電發光」影片存疑
[编辑]依據此來源,所謂的氟氣發光可能僅為氮氣被激發的光輝,而非真正的氟氣被激發。--DoroWolf(留言) 2023年9月23日 (六) 13:12 (UTC)