Question & Answer: The reaction of Wolframium with excess Chlorine gives a violet-colored, diamagnetic chloride…..

The reaction of Wolframium with excess Chlorine gives a violet-colored, diamagnetic chloride at high temperature A and at low temperature a green chloride B. The reduction of A with Aluminum gives a black chloride C, which disproportion in B and a gray chloride D. The oxidation of D hot with Cl 2 produces a red chloride E of the form [W₆Cl₁₂]Cl₆. Identify chlorides.