ocr: Pasexis Lele B une semienl de & à> Element Name: H F Chemical Symbol: Heat of Fusion (kJ/mole): - H LLLLLLL Atomic Number: Heat of Vaporization kJmole): - de T Atomic Weight: Electro-negativity: 19 Crystal Structure: 2U Li Valence Group: Isotope % Abundance 46 6.940 Density (gm/cc): - 29 Atomic Volme (cchmole):" - Melting Point ("K): Boiling Point (°K): E Covalent Radius (A):0 11 Atomic Radius (À): Atomic Volme (cchmole): * 1st lonization Potential (Volts): 13 Electrical Conductivity (10°6/ohn-cm): 16 Specific Heat (Wiom K):" Thermal Conductivity (J/gm OK): S dps fdps tops dps PS s