any salt of chromic acid; in solution the yellow chromate anion (CrO42-) is in equilibrium with the orange dichromate anion (Cr2O72-), the relative amount of each ion depending on the pH; they are both very powerful oxidizing agents
any salt of chromic acid; in solution the yellow chromate anion (CrO{4}[2-]) is in equilibrium with the orange dichromate anion (Cr{2}O{7}[2-]), the relative amount of each ion depending on the pH; they are both very powerful oxidizing agents