JEE Main 2025 — Some Basic Concepts of Chemistry Question with Solution
JEE Main 2025 (3 Apr Shift 2)
Question
Mass of magnesium required to produce 220 mL of hydrogen gas at STP on reaction with excess of dil. HCl is
Given : Molar mass of Mg is .
Given : Molar mass of Mg is .
Choose an option
Show full solutionCorrect option: C
Correct answer
C236 mg
Step-by-step explanation
Volume evolved
Mole of mole of Mg used
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This is a previous-year question from JEE Main 2025, 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.