JEE Main 26 August 2021, Shift 1, Chemistry Q59

Question 59 of 90 in this shift, Chemistry question 29 of 30, Section B.

The ratio of number of water molecules in Mohr's salt and potash alum is __________

\times 10^{-1}

. (Integer answer)

Official answer

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.