"Boron","black-brown",10.81,4200,"metalloid",null,2.08,"Joseph Louis Gay-Lussac",2349,11.087,null,5,2,"Solid","",null,"Boron is a metalloid chemical element with symbol B and atomic number 5. It is a divalent element which occurs naturally only in combination with other elements in minerals.","Be",2,2,"","1s2 2s2"," 2s2",-48,1.57,"" It is created through stellar nucleosynthesis and is a relatively rare element in the universe. "Beryllium","white-gray metallic",9.01218315,2742,"alkaline earth metal",null,1.85,"Louis Nicolas Vauquelin",1560,16.443,null,4,2,"Solid","",null,"Beryllium is a chemical element with symbol Be and atomic number 4. Under standard conditions it is the lightest metal and the least dense solid element.","Li",1,2,"","1s2 2s1"," 2s1",59.6326,0.98,"" It is a soft, silver-white metal belonging to the alkali metal group of chemical elements. Its boiling and melting points are the lowest among all the elements.","He",18,1,"","1s2","1s2",-48,null,"" It is a colorless, odorless, tasteless, non-toxic, inert, monatomic gas that heads the noble gas group in the periodic table. "Helium","colorless gas, exhibiting a red-orange glow when placed in a high-voltage electric field",4.0026022,4.222,"noble gas",null,0.1786,"Pierre Janssen",0.95,null,null,2,1,"Gas","","","Helium is a chemical element with symbol He and atomic number 2. Its monatomic form (H) is the most abundant chemical substance in the Universe, constituting roughly 75% of all baryonic mass.","H",1,1,"","1s1","1s1",72.769,2.2,"" With an atomic weight of 1.00794 u, hydrogen is the lightest element on the periodic table. "name","appearance","atomic_mass","boil","category","color","density","discovered_by","melt","molar_heat","named_by","number","period","phase","source","spectral_img","summary","symbol","xpos","ypos","shells","electron_configuration","electron_configuration_semantic","electron_affinity","electronegativity_pauling","ionization_energies"
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