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JEE Main 2023 · ChemistryNumerical answerNumerical valueEasyCalculation

JEE Main 8 April 2023, Shift 2, Chemistry Q87

Question 87 of 90 in this shift, Chemistry question 27 of 30, Section B.

Coagulating value of the electrolytes

\mathrm{AlCl_3}

and NaCl for

\mathrm{As_2S_3}

are 0.09 and 50.04 respectively. The coagulating power of

\mathrm{AlCl_3}

is

x

times the coagulating power of NaCl. The value of

x

is ____________.

Official answer

556

NTA final key.

Chapter: Surface Chemistry
Topic: Colloids
Idea tested: Flocculation Value Calculation

Same idea in other shifts

Asked 2× in all

29 Jun 2022, Shift 2 · Q65A 42.12% (w/v) solution of NaCl causes precipitation of a certain sol in 10 hours. The coagulating value of NaCl for the sol is [Given:…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.