An industrial fire in Vilanova i la Geltru, Catalonia, caused a toxic chlorine cloud, prompting regional authorities to ...

Chlorine is a halogen in group VII A of the periodic table with atomic number 17, an atomic weight of 35.45, and a density of 1.56 Mg/m 3. In the solid state it forms a tretragonal crystal with a ...

Save guides, add subjects and pick up where you left off with your BBC account. Chlorine naturally exists as two isotopes, \(_{17}^{35}\textrm{Cl}\) (chlorine-35) and \(_{17}^{37}\textrm{Cl} ...

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