dichromate मीनिंग इन हिंदी

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In an aqueous solution, chromate and dichromate ions can be interconvertible.
The excess dichromate is determined by titration against sodium thiosulfate.
Accuracy can be improved by calibrating the dichromate solution against a blank.
The higher the proportion of dichromate, the more sensitive the mixture.
Not all of the ammonium dichromate decomposes in this reaction.
The net reaction is that the dichromate oxidizes the iron.
When the dichromate is all reduced, the reaction stops.
Both methods normally use acidic chromate or dichromate solutions.
The mordant, potassium dichromate, is applied as an after-treatment.
A colloid sensitized with a dichromate is applied evenly to the taut screen.

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