Neon nitrogen oxygen fluorine beryllium boron structure atoms shell kossel atom atomic webelements table properties periodic Fluorine bohr model atom structure iodine atomic number energy aluminum diagram flourine 19 levels bromine chemical models element 2010 abigail Chemical elements.com
WebElements Periodic Table » Fluorine » properties of free atoms
Webelements periodic table » fluorine » properties of free atoms Fluorine shell periodic table electron info
WebElements Periodic Table » Fluorine » properties of free atoms
Chemical Elements.com - Fluorine (F)
Fluorine