JEE Main 2020ChemistryS Block ElementsPhysiochemical Trends In Alkaline Earth MetalsmediumMCQ

JEE Main 2020S Block Elements Question with Solution

From: JEE Main 2020 (Online) 4th September Evening Slot

Question

An alkaline earth metal ‘M’ readily forms water soluble sulphate and water insoluble hydroxide. Its oxide MO is very stable to heat and does not have rock-salt structure. M is :

Choose an option

Show full solutionCorrect option: D
Correct answer
DBe

Step-by-step explanation

BeSO4 is water soluble.
Be(OH)2 is water insoluble.
BeO is stable to heat.

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About this question

This is a previous-year question from JEE Main 2020, covering the S Block Elements 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.