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Friday, 9 October

JEE Main 2022 · ChemistryMultiple choiceSingle correctEasyRecall

JEE Main 25 July 2022, Shift 1, Chemistry Q69

Question 69 of 90 in this shift, Chemistry question 9 of 30, Section A.

Choose the correct order of density of the alkali metals :
  1. (1)Li < K < Na < Rb < CsOfficial answer
  2. (2)Li < Na < K < Rb < Cs
  3. (3)Cs < Rb < K < Na < Li
  4. (4)Li < Na < K < Cs < Rb

Official answer

Option 1

NTA final key (2022 Session 2).

Chapter
The s-Block Elements
Topic
s-Block Elements
Idea tested
Density Trends and Anomalies

Same topic in other shifts

All s-Block Elements questions
  1. 6 Apr 2024, Shift 2 · Q66Match List - I with List - II. List - I (Alkali Metal) (A) Li (B) Na (C) Rb (D) Cs List - II (Emission Wavelength in nm) (I) 589.2 (II)…HardMatch the list
  2. 30 Jan 2024, Shift 2 · Q90Number of metal ions characterized by flame test among the following is ________.…MediumNumerical value
  3. 31 Jan 2024, Shift 2 · Q63Which of the following is least ionic?MediumSingle correct
  4. 6 Apr 2023, Shift 1 · Q67The standard electrode potential of M+/M\mathrm{M^+/M} in aqueous solution does not depend onMediumSingle correct
  5. 6 Apr 2023, Shift 1 · Q68The setting time of Cement is increased by addingEasySingle correct
  6. 8 Apr 2023, Shift 2 · Q67Given below are two statements: One is labelled as Assertion A and the other is labelled as Reason R Assertion A : Sodium is about 30…MediumAssertion–reason

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 42 of the 174 JEE Main shifts held from 2017 to 2026.