Definition of beta. 1  1 : the 2nd letter of the Greek alphabet â see alphabet table. 2  2 : beta particle. 3  3 : a measure of the risk potential of a stock or an investment portfolio expressed as a ratio of the stock's or portfolio's volatility to the volatility of the market as a whole.
Chlorine has been used as a chemical warfare agent. Sources: In nature, chlorine is only found in the combined state, most commonly with sodium as NaCl and in carnallite (KMgCl 3 â¢6H 2 O) and sylvite (KCl). The element is obtained from chlorides by electrolysis or via the action of oxidizing agents. Element Classification: Halogen. Density (g/cc): 1.56 (@ -33.6 Â°C).
Where Is Chlorine Found On The Periodic Table? ThoughtCo, Feb. 28, 2017, thoughtco.com/chlorine-found-on-the-periodic-table-606126. Helmenstine, Anne Marie, Ph.D. (2017, February 28). Where Is Chlorine Found On The Periodic Table? Retrieved from https://www.thoughtco.com/chlorine-found-on-the-periodic-table-606126 Helmenstine, Anne Marie, Ph.D. Where Is Chlorine Found On The Periodic Table? Chlorine's location in the periodic table of the elements. Todd Helmenstine Chlorine is the 17 th element on the periodic table.