K _ 2 Cr _ 2 O _ 7 paper acidified with dilute H _ 2 SO _ 4 turns green when exposed to…
Chemistry · JEE Main · NTA Exams — d- and f-Block Elements
\(\mathrm{K}_{2} \mathrm{Cr}_{2} \mathrm{O}_{7}\)paper acidified with dilute \(\mathrm{H}_{2} \mathrm{SO}_{4}\) turns green when exposed to (Jee Main 2023)
- Carbon dioxide
- Sulphur trioxide
- Hydrogen sulphide
- Sulphur dioxide
Answer
(D) Sulphur dioxide
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