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Saturday, 31 October

JEE Main 2021 · ChemistryMultiple choiceSingle correctEasyRecall

JEE Main 24 February 2021, Shift 1, Chemistry Q38

Question 38 of 90 in this shift, Chemistry question 8 of 30, Section A.

The major components in “Gun Metal” are :
  1. (1)Cu, Sn and ZnOfficial answer
  2. (2)Cu, Zn and Ni
  3. (3)Cu, Ni and Fe
  4. (4)Al, Cu, Mg and Mn

Official answer

Option 1

NTA final key.

Chapter
The d- and f-Block Elements
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.