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In the titration of ferrous ammonium sul...

In the titration of ferrous ammonium sulphate and potassium dichromate, the external indicator used is :

A

KCNS

B

`NH_(4)CNS`

C

`K_(3)Fe(CN)_(6)`

D

`K_(4)Fe(CN)_(60)`

Text Solution

Verified by Experts

The correct Answer is:
C
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OP TANDON-VOLUMETRIC ANALYSIS-Objective Question (Level-A)
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