JEE Main 2022 · ChemistryMultiple choiceSingle correctEasyConceptual

JEE Main 28 June 2022, Shift 1, Chemistry Q61

Question 61 of 90 in this shift, Chemistry question 1 of 30, Section A.

The incorrect statement about the imperfections in solids is :

(1)Schottky defect decreases the density of the substance.
(2)Interstitial defect increases the density of the substance.
(3)Frenkel defect does not alter the density of the substance.
(4)Vacancy defect increases the density of the substance.Official answer

Official answer

Option 4

NTA final key.

Chapter: The Solid State
Topic: Solid State Defects
Idea tested: Schottky Defect

Same topic in other shifts

All Solid State Defects questions

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27 Jun 2022, Shift 1 · Q81Metal deficiency defect is shown by $\mathrm{Fe_{0.93}O}$ . In the crystal, some $\mathrm{Fe^{2+}}$ cations are missing and loss of…MediumNumerical value
4 Aug 2021, Shift 1 · Q31Match List I with List II List I List II A. Frenkel defect I. CsCl B. Schottky defect II. Pink LiCl C. Impurity defect III. ZnS D. Metal…MediumMatch the list
26 Aug 2021, Shift 1 · Q31Given below are two statements : Statement I : Frenkel defects are vacancy as well as interstitial defects. Statement II : Frenkel defect…EasyTwo statements
27 Aug 2021, Shift 1 · Q32Match items of List - I with those of List - II : List - I (Property) List - II (Example) (a) Diamagnetism (i) MnO (b) Ferrimagnetism (ii)…EasyMatch the list

Question text from the official JEE Main paper published by NTA; answer from the final answer key. Chapter, topic and idea tags, difficulty and skill are Lumi’s. Lumi analyses 108 of the 174 JEE Main shifts held from 2017 to 2026.