Reagent, 1-naphthylamine and sulphanilic acid in acetic acid is used for the detection of

Engineering

Chemistry

Distinction tests

Question

N₂O

${NO}_{3}^{-}$

${NO}_{2}^{-}$

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For detection of ${NO}_{2}^{-}$ , the following test is used.

${NO}_{2}^{-} + {CH}_{3} COOH \to {HNO}_{2} + {CH}_{3} {COO}^{-}$

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