JEE Main 2022 · ChemistryMultiple choiceSingle correctMediumCalculation

JEE Main 27 July 2022, Shift 1, Chemistry Q61

Question 61 of 90 in this shift, Chemistry question 1 of 30, Section A.

250 g solution of D-glucose in water contains 10.8% of carbon by weight. The molality of the solution is nearest to (Given: Atomic Weights are, H,1 u; C,12 u; O,16 u)

(1)1.03
(2)2.06Official answer
(3)3.09
(4)5.40

Official answer

Option 2

NTA final key.

Chapter: Solutions
Topic: Mole Concept
Idea tested: Molality Calculation

Same idea in other shifts

Asked 3× in all

27 Jun 2022, Shift 1 · Q61Given below are two statements : one is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A) : At 10°C, the…EasyAssertion–reason
17 Mar 2021, Shift 1 · Q51The mole fraction of a solute in a 100 molal aqueous solution is __________ $\times 10^{-2}$ . (Round off to the Nearest Integer). [Given :…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 108 of the 174 JEE Main shifts held from 2017 to 2026.