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Nesslers reagent is used to detect trace...

Nesslers reagent is used to detect trace amounts of ammonia. Its formula is

A

`KHgI_(4)`

B

`K_(2)HgI_(2)`

C

`K_(2)HgI_(4)`

D

`KHgI_(3)`

Text Solution

Verified by Experts

The correct Answer is:
C

It gives gives reddish brown ppt with `NH_(3)`
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