JEE Main 2016ChemistrySome Basic Concepts Of ChemistryMole ConcepteasyMCQ

JEE Main 2016 — Some Basic Concepts Of Chemistry Question with Solution

From: JEE Main 2016 (Online) 9th April Morning Slot

Question

An organic compound contains C, H and S. The minimum molecular weight of the compound containing 8% sulphur is :

(atomic weight of S = 32 amu)

Choose an option

Show full solutionCorrect option: B
Correct answer
B400 g mol1

Step-by-step explanation

We know that 8% sulphur means 8 g of sulphur present in 100 g of an organic compound.

Thus, 32 g of sulphur present in = 400 g of organic compound.

Therefore, minimum molecular weight of the compound is 400 g mol1.

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About this question

This is a previous-year question from JEE Main 2016, 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.