JEE Main 2023Chemistrys Block ElementsEasyMCQ

JEE Main 2023 — s Block Elements Question with Solution

JEE Main 2023 (08 Apr Shift 1)

Question

What is the purpose of adding gypsum to cement?

Choose an option

Show full solutionCorrect option: B
Correct answer
BTo slow down the process of setting

Step-by-step explanation

When mixed with water the setting of cement takes place to give a hard mass. The is due to the hydration of molecules of the constituents and their rearrangement. Gypsum is CaSO4.2H2O. The purpose of adding gypsum is only to slow down the process of setting of the cement so that it gets sufficiently hardened.

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About this question

This is a previous-year question from JEE Main 2023, 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.