JEE Main 2022 · ChemistryMultiple choiceSingle correctMediumConceptual

JEE Main 25 June 2022, Shift 2, Chemistry Q66

Question 66 of 90 in this shift, Chemistry question 6 of 30, Section A.

The correct order of electron gain enthalpies of Cl, F, Te and Po is

(1) $\mathrm{F} < \mathrm{Cl} < \mathrm{Te} < \mathrm{Po}$
(2) $\mathrm{Po} < \mathrm{Te} < \mathrm{F} < \mathrm{Cl}$
(3) $\mathrm{Te} < \mathrm{Po} < \mathrm{Cl} < \mathrm{F}$
(4) $\mathrm{Cl} < \mathrm{F} < \mathrm{Te} < \mathrm{Po}$ Official answer

Official answer

Option 4

NTA final key.

Chapter: Classification of Elements and Periodicity in Properties
Topic: Periodic Trends
Idea tested: Electron Gain Enthalpy

Same idea in other shifts

Asked 10× in all

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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.