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Saturday, 31 October

JEE Main 2022 · ChemistryMultiple choiceSingle correctEasyRecall

JEE Main 28 June 2022, Shift 1, Chemistry Q62

Question 62 of 90 in this shift, Chemistry question 2 of 30, Section A.

The Zeta potential is related to which property of colloids ?
  1. (1)Colour
  2. (2)Tyndall effect
  3. (3)Charge on the surface of colloidal particlesOfficial answer
  4. (4)Brownian movement

Official answer

Option 3

NTA final key.

Chapter
Surface Chemistry
Topic
Colloids
Idea tested
Zeta Potential and Helmholtz Double Layer

Same idea in other shifts

Asked 2× in all
  1. 26 Aug 2021, Shift 2 · Q33The sol given below with negatively charged colloidal particles is :MediumSingle correct

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.