Zinc rod is dipped in 0.1 M solution of ...

Zinc rod is dipped in 0.1 M solution of ZnSO4. The salt is 95% dissociated at this dilution at 298 K. Calculate the electrode potential. [Given EZn2+/Zn = +(-0.76 V]

`-0.81V`

`-0.79V`

`0.81V`

`0.79V`

Text Solution

Verified by Experts

Topper's Solved these Questions

ELECTROCHEMISTRY
MODERN PUBLICATION|Exercise EXERCISE|529 Videos
d-AND f- BLOCK ELEMENTS
MODERN PUBLICATION|Exercise EXERCISE|1089 Videos
GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS
MODERN PUBLICATION|Exercise EXERCISE|303 Videos

Similar Questions

Explore conceptually related problems

Calculate the electrode potential of a silver electrode dipped in a 0.1 M solution of silver nitrate at 298K assuming AgNO_3 to be completely dissociated. The standard electrode potential of Ag^+|Ag is 0.80V at 298K.

Calculate the electrode potential at copper electrode dipped in a 0.1 M solution of copper sulphate at 298K, assuming CuSO_4 to be completely ionised. The standard electrode potential of Cu^(2+)|Cu is 0.34V at 298K.

0.2 m aqueous solution of a weak acid is 20% dissociated. The boiling point of this solution is (K_(b) of water= 0.52Km^-1)

The conductivity of 0.35M NaCl solution at 298K is 0.025 S/cm. Calculate its molar conductivity .

A cell consists of two hydrogen electrodes. The negative electrode is in contact with a solution having pH=6. the positive electrode is in contact with a solution of pH=x. calculate the value of x if the e.m.f of the cell is found to be 0.118V at 298K

The conductivity of 0.20 MKCl solution at 298 K is 0.0248 S cm^-1 . Calculate its molar conductivity.

The Van't Hoff factor for 0.1 M Ba(NO_3)_2 solution is 2.74. the degree of dissociation is

The resistance of a conductivity cell with 0.1 M KCl solution is found to be 200 ohm at 298K. When the same cell was filled with 0.02 M NaCl solution, the resistance at the same temperature is found to be 1100 ohm . Calculate: the molar conductivity of 0.02 M NaCl solution in S m^2 mol^-1 . Given: Conductivity of 0.1 M KCl solution at 298K = 1.29 S m^-1 .

A current of 1.5A is passed through 500 mL of 0.25M solution of zinc sulphate for 1 hr with a current efficiency of 90%. Calculate the final molarity of Zn^(2+) assuming volume to be constant.

MODERN PUBLICATION-ELECTROCHEMISTRY-EXERCISE

Point our the correct statement is a cell of zinc and copper:
Text Solution
|
Write the half cell reaction and the overall cell reaction for the ele...
Text Solution
|
Zinc rod is dipped in 0.1 M solution of ZnSO4. The salt is 95% dissoci...
Text Solution
|
for the electrorode reaction, M^(n+)(aq)+n e^(-)rarrM(s) Nernst equ...
Text Solution
|
E(cell) and triangleG^o are related as: triangleG^o=nFE^o, triangleG^o...
Text Solution
|
Rust is mixture of:
Text Solution
|
When a lead storage battery is discharged:
Text Solution
|
In a Leclanches dry cell, anode is:
Text Solution
|
Which of the following will increase the voltage of the cell Sn(s)+2Ag...
Text Solution
|
The resistance of 0.1N solution of acetic acid 250 ohm. When measured ...
Text Solution
|
10800 C of electricity through the electrolyte depostited 2.977gm of m...
Text Solution
|
Find the charge in coulombs on 1g ion of N^(-3)
Text Solution
|
A current of 3A was passed through a solution of AuCl4^- ions using go...
Text Solution
|
In the diagram given below the value of x is
Text Solution
|
By how much will the potential of a zinc electrode change if the solut...
Text Solution
|
The e.m.f of the cell: Cu(s)|Cu^(2+)(1M)||Ag^(+)(1M)|Ag is 0.46V. The ...
Text Solution
|
In infinite dilution of aqueous solution of BaCl2 molar conductivity o...
Text Solution
|
Specific conductance of 0.1M sodium chloride solution is 1.06×10-2 ohm...
Text Solution
|
Saturated solution of KNO3 with agar-agar is used to make 'salt bridge...
Text Solution
|
Aluminium displaces hydrogen fromacids, but copper does not. A galvani...
Text Solution
|