JEE Main 2023 · ChemistryMultiple choiceSingle correctEasyCalculation

JEE Main 11 April 2023, Shift 2, Chemistry Q64

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

A solution is prepared by adding 2 g of “X” to 1 mole of water. Mass percent of “X” in the solution is

(1)2%
(2)5%
(3)10%Official answer
(4)20%

Official answer

Option 3

NTA final key.

Chapter: Solutions
Topic: Mole Concept
Idea tested: PPM and Mass Percentage

Same idea in other shifts

Asked 7× in all

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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.