New chat PYQ Library Doubts Rank report

Sign in to see Recents

Sign in to save progress →

Electrochemistry question

2007 · Shift 0 · Q27

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

PYQ Library
JEE Main
Chemistry
Electrochemistry
2007 · Shift 0 · Q27

Electrochemistry question

2007 · Shift 0 · Q27

JEE MainChemistryElectrochemistryMCQ+4 / −1

The cell,

Zn

|

Zn^{2+}

(1M) ||

Cu^{2+}

(1M) |

Cu

(

E_{cell}^o

= 1.10V) was allowed to be completely discharged at 298 K. The relative concentration of

Zn^{2+}

to

Cu^{2+}

\left[ {{{\left[ {Z{n^{2 + }}} \right]} \over {\left[ {C{u^{2 + }}} \right]}}} \right]

$ is

A
antilog (24.08)
B
37.3
C
1037.3
D
9.65 $\times$ 104

More from Electrochemistry

The equivalent conductances of two strong electrolytes at infinite dilution in $H_{2} O$ (where ions move freely through a solution) at 25oC are given below: $\land_{C H_{3} C O O N a}^{o}$ = 91.0 S cm2/equiv $\land_{H C l}^{o}$ = 426.2 S cm2/equiv…2007 · MCQ
The molar conductivities $\land_{N a O A c}^{o}$ and $\land_{H C l}^{o}$ and at infinite dilution in water at 25oC are 91.0 and 426.2 Scm2/mol respectively. To calculate $\land_{H O A c}^{o}$ , the additional value required is2006 · MCQ
Resistance of a conductivity cell filled with a solution of an electrolyte of concentration 0.1 M is 100 $Ω$ . The conductivity of this solution is 1.29 S m–1. Resistance of the same cell when filled with 0.2 M of the same solution is…2006 · MCQ
Given the data at 25oC, $A g$ + $I^{-}$ $\to$ $A g I$ + e- , Eo = 0.152 V $A g^{+}$ $\to$ $A g^{+}$ + e-, Eo = -0.800 V What is the value of log Ksp for $A g I$ ? (2.303 RT/F = 0.059 V)2006 · MCQ
For a spontaneous reaction the ∆G , equilibrium constant (K) and $E_{ce l l}^{o}$ will be respectively2005 · MCQ
Aluminium oxide may be electrolysed at 1000oC to furnish aluminium metal (Atomic mass = 27 amu; 1 Faraday = 96,500 Coulombs). The cathode reaction is $A l^{3 +}$ + 3 $e^{-}$ $\to$ Alo To prepare 5.12 kg of aluminium metal by this method would…2005 · MCQ
The highest electrical conductivity of the following aqueous solutions is of :2005 · MCQ
Calculate $\land_{H O A c}^{\infty}$ Using appropriate molar conductances of the electrolytes listed above at infinite dilution in H2O at 25oC Includes table2005 · MCQ