Chemistry · 2026
JEE Main · 28 January 2026, Shift 1 · Q70
Given below are two statements: Statement I: Griss-Ilosvay test is used for the detection of nitrite ion, which involves the use of sulphanilic acid…
Given below are two statements:
Statement I: Griss-Ilosvay test is used for the detection of nitrite ion, which involves the use of sulphanilic acid and $\displaystyle \alpha$-naphthylamine reagent.Statement II: In the above test, sulphanilic acid is diazotized by the acidified nitrite ion, which on further coupling with $\displaystyle \alpha$-naphthylamine forms an azo-dye.In the light of the above statements, choose the correct answer from the options given below
Official answer
From NTA’s final answer key for this paper.
(4)
Both Statement I and Statement II are true
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JEE Main 2026 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.