Month: June 2014

Research document on SILICON.

Research document on SILICON. Atomic variety 14 Atomic mass 28.0855 g.mol -1 Electronegativity in line with Pauling 1.8 Denseness 2.33 g.cm -3 at 20 °C Melting stage 1410 °C Boiling position 3265 °C Vander waals radius .132 nm Ionic radius .271 (-4) nm ; .041( 4) Isotopes 5 Electrical shell Ne 3s23p2 Energy of primary Read More …