rogen 1, 0, -12 He Helium 03 Li Lithium 1, -14 Be Beryllium 25 B Boron 3, 2, 16 C Carbon 4, 3, 2, 1, -1, -2, -47 N Nitrogen 5, 4, 3, 2, 1, 0, -1, -2, -38 O Oxygen 2, 1, 0, -1, -29 F Fluorine 0, -110 NE Neon 011 Na Sodium 1, -112 Mg MAGNESIUM 213 Al Aluminum 3, 114 Si Silicon 4, 3, 2, 1, -1, -2, -415 P Phosphorus 5, 4, 3, 2, 1, 0, -1, -2, -316 S Sulfur 6, 5, 4, 3, 2, 1, 0, -1, -217 Cl Chlorine 6, 5, 4, 3, 2, 1, 0, -1, -218 Ar Argon 019 K Potassium 1, -120 Ca Calcium 221 SC Scandium 3, 2, 122 Ti Titanium 4, 3, 2, 0, -1, -223 V Vanadium 5, 4, 3, 2, 1, 0, -1, -224 Cr Chromium 6, 5, 4, 3, 2, 1, 0, -1, -2, -3, -425 Mn Manganese 7, 6, 5, 4, 3, 2, 1, 0, -1, -2, -326 Fe Iron 6, 5, 4, 3, 2, 1, 0, -1, -227 Co Cobalt 5, 4, 3, 2, 1, 0, -128 Ni Nickel 6, 4, 3, 2, 1, 0, -129 Cu Copper 4, 3, 2, 1, 030 Zn Zinc 2, 1, 031 Ga Gallium 3, 2, 132 Ge Germanium 4, 3, 2, 133 As Arsenic 5, 3, 2, -334 Se Selenium 6, 4, 2, 1, -235 Br Bromine 7, 5, 4, 3, 1, 0, -136 Kr Krypton 2, 037 Rb Rubidium 1, -138 Sr Strontium 239 Y Yttrium 3, 240 Zr Zirconium 4, 3, 2, 1, 0, -241 Nb Niobium 5, 4, 3, 2, 1, 0, -1, -342 Mo Molybdenum 6, 5, 4, 3, 2, 1, 0, -1, -243 Tc Technetium 7, 6, 5, 4, 3, 2, 1, 0, -1, -344 Ru Ruthenium 8, 7, 6, 5, 4, 3, 2, 1, 0, -245 Rh Rhodium 6, 5, 4, 3, 2, 1, 0, -146 Pd Palladium 4, 2, 047 Ag Silver 3, 2, 1, 048 Cd Cadmium 2, 149 In Indium 3, 2, 150 Sn Tin 4, 2, -451 Sb Antimony 5, 3, -352 Te Tellurium 6, 5, 4, 2, 1, -253 I Iodine 7, 5, 3, 1, 0, -154 Xe Xenon 8, 6, 4, 3, 2, 055 Cs Cesium 1, -156 Ba Barium 257 La Lanthanum 3, 258 CE Cerium 4, 3, 259 Pr Praseodymium 4, 3, 260 Nd Neodymium 4, 3, 2