1.

Potassium dichromate.

Answer»

Solution :The uses of potassium dichromate, `K_(2)Cr_(2)O_(7)` are as follows :
(1) As a strong oxidising agent.
(2) In the preparation of CHROMIUM compounds LIKE lead chromate `PbCrO_(4)`, chromate alum, etc. (3) In tanning leather.
(4) In dyeing
(5) In the manufacture of inks and pigments.
(6) In the volumetric analysis to determine FERROUS ammonium sulphate (Mohr's salt) and iodine.
(7) In the DETECTION of `C^(-)` ions by chromly choride test in the qualitative analysis.


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