JEE Main 2019 Chemistry question

Chemistry Electrochemistry JEE Main 2019

In the cell Pt(s)|H(g, 1 bar)|HCl(aq)|AgCl(s)|Ag(s)|Pt(s) the cell potential is 0.92 V when a molal HCl solution is used. The standard electrode potential of (AgCl/Ag, Cl) electrode is:

(A)0.94 V
(B)0.40 V
(C)0.76 V
(D)0.20 VCorrect

Answer: (D)

Solution

⇒ E° = 0.20 V.

Question ID VK-010607