Copper Spheres | AMERICAN ELEMENTS
29 Cu 63.546000000 Copper. See more Copper products. Copper (atomic symbol: Cu, atomic number: 29) is a Block D, Group 11, Period 4 element with an atomic weight of 63.546. The number of electrons in each of copper's shells is 2, 8, 18, 1 and its electron configuration is [Ar]3d 10 4s. The copper atom has a radius of 128 pm and a Van der …