/

Learn

Saturday, 31 October

/

JEE Main 2023 · ChemistryMultiple choiceSingle correctMediumRecall

JEE Main 8 April 2023, Shift 1, Chemistry Q65

Question 65 of 90 in this shift, Chemistry question 5 of 30, Section A.

Which of the following metals can be extracted through alkali leaching technique?

(1) $\mathrm{Au}$
(2) $\mathrm{Cu}$
(3) $\mathrm{Pb}$
(4) $\mathrm{Sn}$ Official answer

Official answer

Option 4

NTA final key.

Chapter: General Principles and Processes of Isolation of 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.