An oxidation-reduction reaction in which 3 electrons are transferred has a $\Delta \mathrm{G}^{0}$ of 17.37 kJ mol$^{-1}$ at $25^{\circ}$C. The value of $\mathrm{E^0_{cell}}$ (in V) is __________$\times 10^{-2}$. (1 F $= 96{,}500$ C mol$^{-1}$)

JEE Main 2020 · ChemistryNumerical answerNumerical valueEasyCalculation

JEE Main 5 September 2020, Shift 1, Chemistry Q49

Question 49 of 75 in this shift, Chemistry question 24 of 25.

An oxidation-reduction reaction in which 3 electrons are transferred has a

\Delta \mathrm{G}^{0}

of 17.37 kJ mol

^{-1}

25^{\circ}

C. The value of

\mathrm{E^0_{cell}}

(in V) is __________

\times 10^{-2}

. (1 F

= 96{,}500

C mol

^{-1}

)

Official answer

-6.00

NTA final key (Sep 2020).

Chapter: Electrochemistry
Topic: Nernst Equation
Idea tested: Gibbs Energy and EMF

Same idea in other shifts

Asked 4× in all

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