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Saturday, 31 October

JEE Main 2024 · ChemistryMultiple choiceSingle correctMediumConceptual

JEE Main 6 April 2024, Shift 1, Chemistry Q65

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

A conductivity cell with two electrodes (dark side) are half filled with infinitely dilute aqueous solution of a weak electrolyte. If volume is doubled by adding more water at constant temperature, the molar conductivity of the cell will -

The figure, in words

Cube-shaped conductivity cell, 1 cm x 1 cm x 1 cm; two opposite faces are shaded electrodes, left labelled (+), right labelled (-); the cell is half filled.
  1. (1)increase sharply
  2. (2)decrease sharply
  3. (3)remain same or can not be measured accuratelyOfficial answer
  4. (4)depend upon type of electrolyte

Official answer

Option 3

NTA final key.

Chapter
Electrochemistry
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. This question needs a figure we do not reproduce; it is described in words above. Lumi analyses 108 of the 174 JEE Main shifts held from 2017 to 2026.