Periodic Table of the Elements

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 Unq Unp Unh Uns Uno Une 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 Name Number Weight Melts Boils Legend Metals A solid substance that is a good conductor of heat and electricity. Can be formed into many shapes. Metalloid "Middle elements" - conduct heat and electricity better than non-metals, but not as well as metals. Easier to shape than non-metals, but not as easy as metals. Solid at room temperature. Non-metals A poor conductor of heat and electricity. Not easily formed into shapes.