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Saturday, 31 October

JEE Main 2023 · ChemistryMultiple choiceSingle correctEasyRecall

JEE Main 10 April 2023, Shift 1, Chemistry Q80

Question 80 of 90 in this shift, Chemistry question 20 of 30, Section A.

Prolonged heating is avoided during the preparation of ferrous ammonium sulphate to
  1. (1)prevent hydrolysis
  2. (2)prevent breaking
  3. (3)prevent reduction
  4. (4)prevent oxidationOfficial answer

Official answer

Option 4

NTA final key.

Chapter
Coordination Compounds
Topic
No close match in our taxonomy
Idea tested
No close match in our taxonomy

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.