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POTASSIUM DICHROMATE & POTASSIUM CHROMATE<br />
In solution<br />
Left: The dichromate ion, Cr2O7(2-), of K2Cr2O7(aq)  is deep orange while the chromate ion, CrO4(2-),  of K2CrO4(aq) is bright yellow.

Fphoto-42549608-2RM.jpg

POTASSIUM DICHROMATE & POTASSIUM CHROMATE
In solution
Left: The dichromate ion, Cr2O7(2-), of K2Cr2O7(aq) is deep orange while the chromate ion, CrO4(2-), of K2CrO4(aq) is bright yellow.

Copyright:© 1996 Richard Megna - Fundamental Photographs

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Richard Megna