fluorine

• Elemento químico no metálico, halógeno, de símbolo F y número atómico 9; en condiciones normales es un gas amarillo pálido, altamente reactivo, tóxico y corrosivo, y es el más electronegativo de los elementos.

A nonmetallic univalent element belonging to the halogens; usually a yellow irritating toxic flammable gas; a powerful oxidizing agent; recovered from fluorite or cryolite or fluorapatite.

incontable

1. C1formalscientific

   A pale yellow, highly reactive, toxic, gaseous chemical element belonging to the halogen group. It is the most electronegative and reactive of all elements.

   flúor

   • Fluorine is used in the production of certain plastics and refrigerants.
   • The chemist handled the fluorine sample with extreme caution due to its reactivity.
   • Fluorine compounds are added to toothpaste to help prevent tooth decay.