Chemistry · 2024
JEE Main · 8 April 2024, Shift 2 · Q63
The emf of cell Tl | (0.001 M ) Tl^+ || (0.01 M ) Cu^2+ | Cu is 0.83 V at 298 K. It could be increased by:
The emf of cell $\displaystyle \mathrm{Tl}\left|\underset{(0.001 \mathrm{M})}{\mathrm{Tl}^{+}}\right|\left|\underset{(0.01 \mathrm{M})}{\mathrm{Cu}^{2+}}\right| \mathrm{Cu}$ is $\displaystyle 0.83$ V at $\displaystyle 298$ K. It could be increased by :
Official answer
From NTA’s final answer key for this paper.
(2)
increasing concentration of $\displaystyle \mathrm{Cu}^{2+}$ ions
More from Electrochemistry
- The quantity of silver deposited when one coulomb charge is passed through AgNO_3 solution:2024
- Match List - I with List - II: Choose the correct answer from the options given below:2025
- The potential for the given half cell at 298 K is ( - ) ____ × 10^-2 V. 2 H_(aq)^++2 e^- → H_2( g); [H^+]=1 M, P_H_2=2 atm (Given: 2.303 RT / F=0.06…2024
- Fuel cell, using hydrogen and oxygen as fuels, A. has been used in spaceship B. has as efficiency of 40\% to produce electricity C. uses aluminum as…2024
- One Faraday of electricity liberates x × 10^-1 gram atom of copper from copper sulphate. x is ____.2024
- Which out of the following is a correct equation to show change in molar conductivity with respect to concentration for a weak electrolyte, if the…2024
- An electrochemical cell is constructed using half cells in the direction of spontaneous change Fe(OH)_2( s)+2 e^- → Fe( s)+2 OH^-(aq), E^θ=-0.88 V…2026
- The mass of silver (Molar mass of Ag: 108 gmol^-1 ) displaced by a quantity of electricity which displaces 5600 mL of O_2 at S.T.P. will be ____ g.2024
JEE Main 2024 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.