Chemistry, asked by pranitiparmar399, 1 year ago

Estimation of potassium dichromate using sodium thiosulphate

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Sodium thiosulfate is often standardized with potassium dichromate. In the standardization, iodine (triiodide) liberated by potassium dichromate in an acidic potassium iodide solution is titrated with a sodium thiosulfate solution. The iodine liberation process significantly affects the titration results.

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