See image — AITS & Test Series Chemistry Question

💡 Solution & Explanation

2 3 2 4 2 SO dil. H SO SO       2 3 2 White turbidity SO Ba OH BaSO      3 2 2 2 2 7 4 Green SO K Cr O / H Cr SO         2 2 2 Yellowish white turbidity SO 2H S 3S 2H O     AITS-PT-III (Paper-1)-PCM(Sol.)-JEE(Advanced)/2021 Ltd., FIITJEE House, 29-A, Kalu Sarai, SarvapriyaVihar, New Delhi -110016, Ph 46106000, 26569493, Fax 26513942 website: www.fiitjee.com 7