JEE Main 2023Chemistryp Block Elements (Group 15, 16, 17 & 18)MediumMCQ

JEE Main 2023 — p Block Elements (Group 15, 16, 17 & 18) Question with Solution

JEE Main 2023 (11 Apr Shift 2)

Question

One mole of P4 reacts with 8 moles of SOCl2 to give 4 moles of A, x mole of SO2 and 2 moles of B. A, B and x respectively are

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Show full solutionCorrect option: B
Correct answer
BPCl3, S2Cl2 and 4

Step-by-step explanation

Thionyl chloride reacts with white phosphorus to produce phosphorus trichloride. The other side products in this reaction are sulphur dioxide and Sulphur monochloride.

P4+8SOCl2→4PCl3+4SO2+2S2Cl2 
        Hence A=PCl3, x=4, B=S2Cl2

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About this question

This is a previous-year question from JEE Main 2023, covering the p Block Elements (Group 15, 16, 17 & 18) 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.