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Saturday, 31 October

JEE Main 2022 · ChemistryMultiple choiceSingle correctEasyRecall

JEE Main 30 June 2022, Shift 1, Chemistry Q66

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

The correct order of electron gain enthalpy (−-ve value) is :
  1. (1)O>S>Se>Te\mathrm{O>S>Se>Te}
  2. (2)O<S<Se<Te\mathrm{O<S<Se<Te}
  3. (3)O<S>Se>Te\mathrm{O<S>Se>Te}Official answer
  4. (4)O<S>Se<Te\mathrm{O<S>Se<Te}

Official answer

Option 3

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
  1. 2 Apr 2025, Shift 1 · Q58The property/properties that show irregularity in first four elements of group-17 is/are : (A) Covalent radius (B) Electron affinity (C)…MediumOther
  2. 6 Apr 2024, Shift 1 · Q66The electron affinity value are negative for A. Be→Be−\mathrm{Be \rightarrow Be^-} B. N→N−\mathrm{N \rightarrow N^-} C.…MediumOther
  3. 8 Apr 2024, Shift 1 · Q68Match List I with List II LIST I (Elements): A. Cl, S; B. Ge, As; C. Fr, Ra; D. F, O LIST II (Properties in their respective groups): I.…MediumMatch the list
  4. 31 Jan 2024, Shift 1 · Q66The correct sequence of electron gain enthalpy of the elements listed below is A. Ar B. Br C. F D. S Choose the most appropriate from the…MediumOther
  5. 13 Apr 2023, Shift 1 · Q64Which of the following statements are not correct ? A. The electron gain enthalpy of F is more negative than that of Cl. B. Ionization…MediumOther
  6. 28 Jul 2022, Shift 1 · Q65In which of the following pairs, electron gain enthalpies of constituent elements are nearly the same or identical ? (A) Rb and Cs (B) Na…MediumOther
  7. 25 Jun 2022, Shift 2 · Q66The correct order of electron gain enthalpies of Cl, F, Te and Po isMediumSingle correct
  8. 26 Feb 2021, Shift 2 · Q33The correct order of electron gain enthalpy is :MediumSingle correct

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.