JEE Main 2022 · ChemistryNumerical answerNumerical valueMediumCalculation

JEE Main 29 June 2022, Shift 1, Chemistry Q84

Question 84 of 90 in this shift, Chemistry question 24 of 30, Section B.

A dilute solution of sulphuric acid is electrolysed using a current of 0.10 A for 2 hours to produce hydrogen and oxygen gas. The total volume of gases produced at STP is ____________

\mathrm{cm^3}

. (Nearest integer) [Given : Faraday constant

F = 96500\ \mathrm{C\ mol^{-1}}

at STP, molar volume of an ideal gas is

22.7\ \mathrm{L\ mol^{-1}}

]

Official answer

127

NTA final key (2022 Session 1).

Chapter: Electrochemistry
Topic: Faraday's Laws of Electrolysis
Idea tested: Gas Evolution Volume

Same topic in other shifts

All Faraday's Laws of Electrolysis questions

7 Apr 2025, Shift 2 · Q56Given below are two statements : 1 M aqueous solutions of each of $\mathrm{Cu(NO_3)_2}$ , $\mathrm{AgNO_3}$ , $\mathrm{Hg_2(NO_3)_2}$ ,…MediumTwo statements
29 Jan 2024, Shift 1 · Q86The mass of zinc produced by the electrolysis of zinc sulphate solution with a steady current of 0.015 A for 15 minutes is ________…EasyNumerical value
31 Jan 2024, Shift 1 · Q85One Faraday of electricity liberates $x\times10^{-1}$ gram atom of copper from copper sulphate. $x$ is _________.EasyNumerical value

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 42 of the 174 JEE Main shifts held from 2017 to 2026.