AktiraAktira JEE
ChemistryJEE Main 6 Apr 2026, Shift 2·Q20·MCQ·Easy

Practical / Qualitative Analysis · Brown ring test

Treatment of a gas ‘X' with a freshly prepared ferrous sulphate solution gives a compound ‘Y' as a brown ring. The compounds X and Y are.
  1. (1)NO\ce{NO} and [Fe(NO)]SOX4\ce{[Fe(NO)]SO4}
  2. (2)NOX2\ce{NO2} and [Fe(NOX2)]SOX4\ce{[Fe(NO2)]SO4}
  3. (3)NX2O\ce{N2O} and [Fe(NX2O)]SOX4\ce{[Fe(N2O)]SO4}
  4. (4)NX2OX4\ce{N2O4} and [Fe(NX2OX4)]SOX4\ce{[Fe(N2O4)]SO4}

Video solution coming soon

We're animating every PYQ step by step. Subscribe to get them first.

Subscribe

See the full 6 Apr 2026, Shift 2 paper