H Home Background Color: He Li Be Black White Gray 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 Ce Pr Nd Pm Sm Eu Gd Tb Dy Ho Er Tm Yb Lu Hf Ta W Re Os Ir Pt Au Hg Tl Pb Bi Po At Rn Fr Ra Ac Th Pa U Np Pu Am Cm Bk Cf Es Fm Md No Lr Rf Db Sg Bh Hs Mt Ds Rg Cn Uut Uuq Uup Uuh Uus Uuo

20 September, 2007 (1) 20 September, 2007 Click any element below to see all the samples of that element, or click on the sample picture to go directly to the description of that sample. Text and images Copyright (c) 2010 by Theodore W. Gray.

Smoke detector element. Neptunium: Info

Click here to buy a book, photographic periodic table poster, card deck, or 3D print based on the images you see here!