| Document Date: 2014-03-12 19:27:24
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Company Ca Sc Ti V Cr Mn Fe Co / Ge / Cs Ba Hf / Molybdenum Technetium 74 75 Ru Rh Pd Ag / / Person Al Si / Todd Helmenstine / Mo Tc Rb Sr / / Position Fr Ra Francium Radium Lanthanides Actinides La Ce Pr Nd Pm / / Product Neon / / URL http /
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Periodic Table of the Elements Valence 1A http://chemistry.about.com