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JEE Main 2022Practical Chemistry Question with Solution

JEE Main 2022 (29 Jun Shift 2)

Question

A white precipitate was formed when BaCl2 was added to water extract of an inorganic salt. Further, a gas 'X' with characteristic odour was released when the formed white precipitate was dissolved in dilute HCI. The anion present in the inorganic salt is:

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Show full solutionCorrect option: B
Correct answer
BSO32-

Step-by-step explanation

A white precipitate was formed when BaCl2 when added to water extract of SO3-2 salt. which is an inorganic salt.white pracipitate of BaSO3 is formed. Further, a gas SO2 with burning sulphur like odour will be released when theBaSO3 is  dissolved in dilute HCI.

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About this question

This is a previous-year question from JEE Main 2022, covering the Practical Chemistry chapter of Chemistry. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.