113 Nihonium H He Li Be B C N O F Ne Na Mg Al Si P S Cl Ar K Ca Sc Ti V Cr Mn Fe Co Ni Cu Zn Ga Ge As Se Br Kr Rb Sr Y Zr Nb Mo Tc Ru Rh Pd Ag Cd In Sn Sb Te I Xe Cs Ba La Hf Ta W Re Os Ir Pt Au Hg Tl Pb Bi Po At Rn Fr Ra Ac Rf Db Sg Bh Hs Mt Ds Rg Cn[Nh]Fl Mc Lv Ts Og Ce Pr Nd Pm Sm Eu Gd Tb Dy Ho Er Tm Yb Lu Th Pa U Np Pu Am Cm Bk Cf Es Fm Md No Lr +--------------------+ |113 _ _ _ | | | \ | | |__ | | | \| | '_ \ | | | |\ | | | | | | |_| \_|_| |_| | | | | Nihonium | | 286.182 u | +--------------------+ Electron Configuration: [Rn]5f14 6d10 7s2 7p1 ** Electronegativity: Atomic Radius: Ionization Energy: Electron Affinity: Oxidation States: Standard State: Solid ** Melting Point: Boiling Point: Density: Family: Post-transition metal Year Discovered: 2004 Number of Neutrons: 171 Number of Protons: 113 Number of Electrons: 113 Number of Valence: 3 Valency: 3 Group: 13 Period: 7 Shell: p-shell Specific Heat: Radioactive: 1 Occurrence: Synthetic Source: Human-made