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Brown ring is made for...

Brown ring is made for

A

`NO_(3)^(-)`

B

`Cl^(-)`

C

`I^(-)`

D

`Br^(-)`

Text Solution

Verified by Experts

Ring test is for nitrate `(NO_(3))^(-)` ions
`FeSO_(4) +NO to underset("Brown")(FeSO_(4)(NO))` at the junction of `H_(2)SO_(4)` and `(FeSO_(4)+` nitrate) solution .
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