A substance on treatment with dilute H 2 SO 4 liberates a colourless gas which produces…
Chemistry · JEE Main · NTA Exams — Principles Related To Practical Chemistry
A substance on treatment with dilute H2SO4 liberates a colourless gas which produces (i) turbidity with baryta water and (ii) turns acidified dichromate solution green. The reaction indicates the presence of:
- CO32-
- S2-
- SO32-
- NO2-
Answer
(C) SO 3 2-
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