Question

what is the effect of pH on the solution of K2Cr2O7​

Answer 1

it is the strong oxidizing agent.

by increasing pH ,OH- increases, solution is basic

by decreasing PH,H+ Increases, solution becomes acidic

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Answer 2

Answer:

The potassium dichromate solution contain dichromate ion. the ion is less basic and so increase in pH increase in the basicity oth compound , and by decreasing the hydrogen ion concentration the dichromate ion is converted to chromate ion or vice versa