JEE Main 2021 — Solid State Question with Solution
From: JEE Main 2021 (Online) 27th July Evening Shift
Question
Select the correct statements
(A) Crystalline solids have long range order.
(B) Crystalline solids are isotropic
(C) Amorphous solid are sometimes called pseudo solids.
(D) Amorphous solids soften over a range of temperatures.
(E) Amorphous solids have a definite heat of fusion.
Choose the most appropriate answer from the options given below.
(A) Crystalline solids have long range order.
(B) Crystalline solids are isotropic
(C) Amorphous solid are sometimes called pseudo solids.
(D) Amorphous solids soften over a range of temperatures.
(E) Amorphous solids have a definite heat of fusion.
Choose the most appropriate answer from the options given below.
Choose an option
Show full solutionCorrect option: D
Correct answer
D(A), (C), (D) only
Step-by-step explanation
(A) Crystalline solids have definite arrangement of constituent particles and have long range order.
(C), (D) Different constituent particles of an amorphous solid have different bond strengths and soften over a range of temperatures.
(C), (D) Different constituent particles of an amorphous solid have different bond strengths and soften over a range of temperatures.
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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.