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  • Reagent, 1-naphthylamine and sulphanilic acid in acetic acid is used for the detection of :Option: 1 Option: 2 Option: 3 <img alt

Reagent, 1-naphthylamine and sulphanilic acid in acetic acid is used for the detection of :
Option: 1 N_{2}O
Option: 2 NO
Option: 3 NO_{3}^{-}
Option: 4 NO_{2}^{-}

Answers (1)

best_answer

For detection of NO2– , the following test is used -

1) Acetic acid

2) Sulphanilic acid

3) 1-Naphthylamine

Stepwise reactions-  

Therefore, the Correct option is (4).

Posted by

Kuldeep Maurya

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