JEE Main 2020Chemistrys Block ElementsMediumMCQ

JEE Main 2020s Block Elements Question with Solution

JEE Main 2020 (04 Sep Shift 2)

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         Soluble in water 

Be(OH)2       Insoluble in water

Structure of BeO is Hexagonal Wurtzite.

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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.