JEE Main 2005 — S Block Elements Question with Solution
From: AIEEE 2005
Question
Based on lattice energy and other considerations which one of the following alkali
metal chlorides is expected to have the highest melting point :
Choose an option
Show full solutionCorrect option: B
Correct answer
BNaCl
Step-by-step explanation
has partly covalent character. Other halides are ionic in nature. Lattice energy decreases with increases of ionic radius of cation, anion being the same. Larger is the lattice energy, the higher will be hence will have highest lattice energy.
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This is a previous-year question from JEE Main 2005, 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.