JEE Main 2021 — Solid State Question with Solution
JEE Main 2021 (18 Mar Shift 1)
Question
In a binary compound, atoms of element form a hcp structure and those of element occupy of the tetrahedral voids of the hcp structure. The formula of the binary compound is:
Choose an option
Show full solutionCorrect option: B
Correct answer
B
Step-by-step explanation
In HCP unit cell number of effective number of atoms is ,
so .
Number of tetrahedral voids
2 x number of atoms forming the lattice
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This is a previous-year question from JEE Main 2021, covering the Solid State 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.