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2016-04-07T13:06:56+05:30

NO.  SYMBOL ELEMENT       VALENCE1 H Hydrogen 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, 261 Pm Promethium 362 Sm Samarium 3, 263 Eu Europium 3, 264 Gd Gadolinium 3, 2, 165 Tb Terbium 4, 3, 166 Dy Dysprosium 4, 3, 267 Ho Holmium 3, 268 Er Erbium 369 Tm Thulium 3, 270 Yb Ytterbium 3, 271 Lu Lutetium 372 Hf Hafnium 4, 3, 2, 173 Ta Tantalum 5, 4, 3, 2, 1, -1, -374 W Tungsten 6, 5, 4, 3, 2, 1, 0, -1, -2, -475 Re Rhenium 7, 6, 5, 4, 3, 2, 1, 0, -1, -376 Os Osmium 8, 7, 6, 5, 4, 3, 2, 1, 0, -277 Ir Iridium 6, 5, 4, 3, 2, 1, 0, -178 Pt Platinum 6, 5, 4, 2, 079 Au Gold 7, 5, 3, 2, 1, 0, -180 Hg Mercury 2, 181 Tl Thallium 3, 182 Pb Lead 4, 283 Bi Bismuth 5, 3, 1, -384 Po Polonium 6, 4, 2, -285 At Astatine 7, 5, 3, 1, -186 Rn Radon 2, 087 Fr Francium 188 Ra Radium 289 Ac Actinium 390 Th Thorium 4, 3, 291 Pa Protactinium 5, 4, 392 U Uranium 6, 5, 4, 3, 293 Np Neptunium 7, 6, 5, 4, 3, 294 Pu Plutonium 7, 6, 5, 4, 3, 295 Am Americium 7, 6, 5, 4, 3, 296 Cm Curium 6, 5, 4, 3, 297 Bk Berkelium 4, 3, 298 Cf Californium 5, 4, 3, 299 Es Einsteinium 4, 3, 2100 Fm Fermium 4, 3, 2101 Md Mendelevium 3, 2, 1102 No Nobelium 3, 2103 Lr Lawrencium 3, 2104 Rf Rutherfordium 4, 3105 Db Dubnium 5, 4106 Sg Seaborgium 6, 5, 4107 Bh Bohrium 7, 6, 5, 4, 3108 Hs Hassium 8, 7, 4, 3, 2109 Mt Meitnerium 6, 5, 4, 3, 2, 1110 Ds Darmstadtium 6, 5, 4, 3, 2, 1111 Rg Roentgenium 3, -1112 Cn Copernicium 2, 1113 Uut Ununtrium 1114 Fl Flerovium 2115 Uup Ununpentium 3, 1116 Lv Livermorium 4, 2117 Uus Ununseptium unknown118 Uuo Ununoctium 8, 6, 4, 2
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