Learn

Friday, 9 October

JEE Main 2025 · ChemistryNumerical answerNumerical valueEasyCalculation

JEE Main 7 April 2025, Shift 1, Chemistry Q72

Question 72 of 75 in this shift, Chemistry question 22 of 25, Section B.

The percentage dissociation of a salt (MX3\mathrm{MX_3}) solution at given temperature (van't Hoff factor i=2i = 2) is ___________ %(Nearest integer)

Official answer

33

NTA final key.

Chapter
Solutions

Same idea in other shifts

Asked 2× in all
  1. 8 Apr 2024, Shift 1 · Q84A solution containing 10 g of an electrolyte AB2\mathrm{AB_2} in 100 g of water boils at 100.52∘100.52^\circC. The degree of ionization of the…MediumNumerical value

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.