JEE Main 2020 — Some Basic Concepts Of Chemistry Question with Solution
From: JEE Main 2020 (Online) 6th September Evening Slot
Question
The average molar mass of chlorine is
35.5 g mol–1. The ratio of 35Cl to 37Cl in naturally
occuring chlorine is close to :
Choose an option
Show full solutionCorrect option: C
Correct answer
C3 : 1
Step-by-step explanation
Average molar mass =
35.5 =
1.5y = –0.5x
35.5 =
1.5y = –0.5x
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This is a previous-year question from JEE Main 2020, covering the Some Basic Concepts Of Chemistry chapter of Chemistry. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.