![]() The radioactive Cobalt-60 is used in the treatment of cancer. It is also used in the production of batteries. Cobalt is widely used in aircraft parts and alloys to prevent corrosion. Georg Brandt found that cobalt was the blue colour in glass which had previously been identified as Bismuth. The name cobalt is derived from the German ‘kobalt’ which means goblin used by the miners who found Cobalt ores. Persian’s used cobalt blue dating back to the 3rd millenium BC. Previously it has been used for centuries as a blue glaze for pottery. It has the symbol Co.Ĭobalt is a transition metal first isolated by Swedish chemist George Brandt in 1735. ![]() It is a Transition metal and located in Group 9 of the periodic table. You can effortlessly find every single detail about the elements from this single Interactive Periodic table.Cobalt (Co) is a bluish-white metal that has the atomic number 27 in the periodic table. Let me tell you how this Interactive Periodic Table will help you in your studies.ġ). Number Elements Valence electrons 1 Hydrogen (H)Ģ 21 Scandium (Sc) 3 22 Titanium (Ti) 4 23 Vanadium (V) 5 24 Chromium (Cr) 6 25 Manganese (Mn) 7 26 Iron (Fe) 8 27 Cobalt (Co) 9 28 Nickel (Ni) 10 29 Copper (Cu) 11 30 Zinc (Zn) 12 31 Gallium (Ga) 3 32 Germanium (Ge) 4 33 Arsenic (As) 5 34 Selenium (Se) 6 35 Bromine (Br) 7 36 Krypton (Kr) 8 37 Rubidium (Rb) 1 38 Strontium (Sr) 2 39 Yttrium (Y) 3 40 Zirconium (Zr) 4 41 Niobium (Nb) 5 42 Molybdenum (Mo) 6 43 Technetium (Tc) 7 44 Ruthenium (Ru) 8 45 Rhodium (Rh) 9 46 Palladium (Pd) 10 47 Silver (Ag) 11 48 Cadmium (Cd) 12 49 Indium (In) 3 50 Tin (Sn) 4 51 Antimony (Sb) 5 52 Tellurium (Te) 6 53 Iodine (I) 7 54 Xenon (Xe) 8 55 Cesium (Cs) 1 56 Barium (Ba) 2 57 Lanthanum (La) 3 58 Cerium (Ce) 4 59 Praseodymium (Pr) 5 60 Neodymium (Nd) 6 61 Promethium (Pm) 7 62 Samarium (Sm) 8 63 Europium (Eu) 9 64 Gadolinium (Gd) 10 65 Terbium (Tb) 11 66 Dysprosium (Dy) 12 67 Holmium (Ho) 13 68 Erbium (Er) 14 69 Thulium (Tm) 15 70 Ytterbium (Yb) 16 71 Lutetium (Lu) 3 72 Hafnium (Hf) 4 73 Tantalum (Ta) 5 74 Tungsten (W) 6 75 Rhenium (Re) 7 76 Osmium (Os) 8 77 Iridium (Ir) 9 78 Platinum (Pt) 10 79 Gold (Au) 11 80 Mercury (Hg) 12 81 Thallium (Tl) 3 82 Lead (Pb) 4 83 Bismuth (Bi) 5 84 Polonium (Po) 6 85 Astatine (At) 7 86 Radon (Rn) 8 87 Francium (Fr) 1 88 Radium (Ra) 2 89 Actinium (Ac) 3 90 Thorium (Th) 4 91 Protactinium (Pa) 5 92 Uranium (U) 6 93 Neptunium (Np) 7 94 Plutonium (Pu) 8 95 Americium (Am) 9 96 Curium (Cm) 10 97 Berkelium (Bk) 11 98 Californium (Cf) 12 99 Einsteinium (Es) 13 100 Fermium (Fm) 14 101 Mendelevium (Md) 15 102 Nobelium (No) 16 103 Lawrencium (Lr) 3 104 Rutherfordium (Rf) 4 105 Dubnium (Db) 5 106 Seaborgium (Sg) 6 107 Bohrium (Bh) 7 108 Hassium (Hs) 8 109 Meitnerium (Mt) 9 110 Darmstadtium (Ds) 10 111 Roentgenium (Rg) 11 112 Copernicium (Cn) 12 113 Nihonium (Nh) 3 114 Flerovium (Fl) 4 115 Moscovium (Mc) 5 116 Livermorium (Lv) 6 117 Tennessine (Ts) 7 118 Oganesson (Og) 8 Free Gift for you: Interactive Periodic Table Valence Electrons Chart for All Elements Atomic ![]() (Where you will get the HD images along with the explanation). If you want a Periodic table with Valence electrons, then visit Periodic table with Valence electrons labeled in it.
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