Learn

Friday, 9 October

JEE Main 2024 · ChemistryMultiple choiceTwo statementsMediumConceptual

JEE Main 9 April 2024, Shift 2, Chemistry Q69

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

Give below are two statements : Statement I : The higher oxidation states are more stable down the group among transition elements unlike p-block elements. Statement II : Copper can not liberate hydrogen from weak acids. In the light of the above statements, choose the correct answer from the options given below :
  1. (1)Both Statement I and Statement II are trueOfficial answer
  2. (2)Both Statement I and Statement II are false
  3. (3)Statement I is true but Statement II is false
  4. (4)Statement I is false but Statement II is true

Official answer

Option 1

NTA final key.

Chapter
The d- and f-Block Elements
Topic
d-Block Elements
Idea tested
Oxidation State Trends

Same idea in other shifts

Asked 4× in all
  1. 3 Apr 2025, Shift 2 · Q61Given below are two statements: Statement I : CrO3\mathrm{CrO_3} is a stronger oxidizing agent than MoO3\mathrm{MoO_3} Statement II : Cr(VI)…MediumTwo statements
  2. 8 Apr 2023, Shift 2 · Q89The sum of oxidation state of the metals in Fe(CO)5\mathrm{Fe(CO)_5}, VO2+\mathrm{VO^{2+}} and WO3\mathrm{WO_3} is ____________.EasyNumerical value
  3. 25 Jul 2021, Shift 1 · Q38The correct order of following 3d metal oxides, according to their oxidation numbers is : (a) CrO3\mathrm{CrO_3} (b) Fe2O3\mathrm{Fe_2O_3} (c)…EasyOther

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.