dichromate

Noun. (chemistry) any salt of dichromic acid; in solution the orange dichromate anion (Cr₂O₇^2-) is in equilibrium with the yellow chromate anion (CrO₄^2-), the relative amount of each ion depending on the pH; they are both very powerful oxidizing agents.

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This entry was last updated on RefTopia from its source on 3/20/2012.