JEE Main 2022 — Some Basic Concepts Of Chemistry Question with Solution
From: JEE Main 2022 (Online) 29th July Evening Shift
Question
Consider the reaction
The amount of required to produce of is
(Given: Atomic masses of and are and 39, respectively.)
Choose an option
Show full solutionCorrect option: C
Correct answer
C91.5 g
Step-by-step explanation
of moles of
As, 4 mole of produces of .
Hence, the moles of required to produce
moles of
Hence, mass of required is
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This is a previous-year question from JEE Main 2022, 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.