New chat PYQ Library Doubts Rank report

Sign in to see Recents

Sign in to save progress →

Electrochemistry question

2017 · Shift 2 · Q17

Guest · try one question or challengeGuest · try one question or challenge

PYQ Library
JEE Advanced
Chemistry
Electrochemistry
2017 · Shift 2 · Q17

Electrochemistry question

2017 · Shift 2 · Q17

JEE AdvancedChemistryElectrochemistryMCQ+3 / −0.75

For the following cell,

Zn\left( s \right)\left| {ZnS{O_4}\left( {aq} \right)} \right|\left| {CuS{O_4}\left( {aq} \right)} \right|Cu\left( s \right)

when the concentration of

Z{n^{2 + }}

is

10

times the concentration of

C{u^{2 + }},

the expression for

\Delta G

(in

J\,mo{l^{ - 1}}

) is [

F

is Faraday constant;

R

is gas constant;

T

is temperature;

{E^0}

(cell)

=1.1V

]

A
$1.1F$
B
$2.303RT-2.2F$
C
$2.303RT+1.1F$
D
$-2.2F$

More from Electrochemistry

For the following electrochemical cell at 298 K Pt(s) | $H_{2}$ (g, 1 bar) | $H^{+}$ (aq, 1 M) || $M^{4 +}$ (aq), $M^{2 +}$ (aq) | Pt (s) Ecell = 0.092 V when $X \to Y, Δ_{t} G^{o}$ = 10x…2016 · MCQ
All the energy released from the reaction $X \to Y, Δ_{t} G^{o}$ = -193 kJ mol-1 is used for oxidizing M $^{+}$ as M $^{+}$ $\to$ M $^{3 +}$ + 2e-, Eo = -0.25 V Under standard conditions, the number of moles of M $^{+}$ oxidized when one mole…2015 · Numerical
The molar conductivity of a solution of a weak acid HX (0.01 M) is 10 times smaller than the molar conductivity of a solution of a weak acid HY (0.10 M). If $λ_{x^{-}}^{0} \approx λ_{y^{-}}^{0}$ the difference in their pKa…2015 · Numerical
In a galvanic cell, the salt bridge2014 · Multiple correct
An aqueous solution of X is added slowly to an aqueous solution of Y as shown in List – I. The variation in conductivity of these reactions in List – II. Match List – I with List – II and select the correct answer using the code given…2013 · MCQ
The standard reduction potential data at 25oC is given below: Eo ( $F e^{3 +}$ , $F e^{2 +}$ ) = +0.77V; Eo ( $F e^{2 +}$ , $F e$ ) = -0.44V; Eo ( $C u^{2 +}$ , $C u$ ) = +0.34V; Eo ( $C u^{+}$ , $C u$ ) = +0.52V; Eo [ $O_{2}$ (g) + $H^{+}$ + 4e- $\to$ 2 $H_{2} O$ ] =…2013 · MCQ
The electrochemical cell shown below is a concentration cell. M | $M^{2 +}$ (saturated solution of a sparingly soluble salt, $M X_{2}$ ) || $M^{2 +}$ (0.001 mol dm–3) | M The emf of the cell depends on the difference in concentrations of…2012 · MCQ
The electrochemical cell shown below is a concentration cell. M | $M^{2 +}$ (saturated solution of a sparingly soluble salt, $M X_{2}$ ) || $M^{2 +}$ (0.001 mol dm–3) | M The emf of the cell depends on the difference in concentrations of…2012 · MCQ