JEE Main 2024 · ChemistryMultiple choiceSingle correctMediumApplication

JEE Main 30 January 2024, Shift 2, Chemistry Q64

Question 64 of 90 in this shift, Chemistry question 4 of 30, Section A.

The solution from the following with highest depression in freezing point/lowest freezing point is

(1)180 g of acetic acid dissolved in waterOfficial answer
(2)180 g of glucose dissolved in water
(3)180 g of benzoic acid dissolved in benzene
(4)180 g of acetic acid dissolved in benzene

Official answer

Option 1

NTA final key.

Chapter: Solutions
Topic: Colligative Properties
Idea tested: Ranking Solutions by Colligative Extremes

Same topic in other shifts

All Colligative Properties questions

2 Apr 2026, Shift 1 · Q55 $19.5$ g of fluoro acetic acid (molar mass $=78\ \mathrm{g\ mol^{-1}}$ ) is dissolved in $500$ g of water at $298$ K. The depression in the…MediumSingle correct
2 Apr 2026, Shift 2 · Q55Solution A is prepared by dissolving 1 g of a protein (molar mass = 50000 g mol $^{-1}$ ) in 0.5 L of water at 300 K. Its osmotic pressure…EasySingle correct
4 Apr 2026, Shift 1 · Q75A non-volatile, non-electrolyte solid solute when dissolved in $40$ g of a solvent, the vapour pressure of the solvent decreased from…MediumNumerical value
4 Apr 2026, Shift 2 · Q54At 27 $^\circ$ C, 0.1 M, 1 L $\mathrm{K_4[Fe(CN)_6]}$ aqueous solution and 0.1 M, 1 L $\mathrm{FeCl_3}$ aqueous solution are placed in a…MediumSingle correctHas a figure
5 Apr 2026, Shift 2 · Q7320 g hemoglobin in a 1 L aqueous solution (A) at 300 K is separated from pure water by semi permeable membrane. At equilibrium the height…MediumNumerical value
6 Apr 2026, Shift 1 · Q56When 0.25 moles of a non-volatile, non-ionizable solute was dissolved in 1 mole of a solvent the vapor pressure of solution was $x$ % of…EasySingle 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 42 of the 174 JEE Main shifts held from 2017 to 2026.