Conductance in Electrolytic Solutions

IMPORTANT

Conductance in Electrolytic Solutions: Overview

This Topic covers sub-topics such as Ohm's Law, Molar Conductivity, Cell Constant, Strong Electrolytes, Weak Electrolytes, Conductivity Cell, Equivalent Conductivity and, Relation between Molar Conductivity and Equivalent Conductivity

Important Questions on Conductance in Electrolytic Solutions

MEDIUM
IMPORTANT

The relation among the cell constant, the resistance of the solution in the cell and the conductivity of the solution is

EASY
IMPORTANT

The molar conductivity of a 1.5 M solution of an electrolyte is found to be 138.9 S   c m 2   mo l 1 .  Calculate the conductivity of the solution.

MEDIUM
IMPORTANT

The molar conductivity of a 1.5 M solution of an electrolyte is found to be 138.9 S cm2 mol-1. Calculate the conductivity of the solution?

EASY
IMPORTANT

The relationship between the conductivity and the molar conductivity of a solution can be expressed as:

EASY
IMPORTANT

The resistance of a conductivity cell containing 0.001 M KCI solution at 298 K is 1500   Ω.  The cell constant would be (if the conductivity of 0.001 M KCI solution at 298 K is   0.146× 10 3 S cm 1  ):  

MEDIUM
IMPORTANT

How does the conductivity of a solution of acetic acid will vary if a solution of sodium hydroxide is added?

EASY
IMPORTANT

How does the conductivity of a solution of acetic acid will vary if a solution of sodium hydroxide is added?

HARD
IMPORTANT

The correct order of equivalent conductance at infinite dilution of LiCl, NaCl and KCl is:

MEDIUM
IMPORTANT

Unit of ionic mobility is 

EASY
IMPORTANT

Which of the following has the highest equivalent conductance?

MEDIUM
IMPORTANT

The resistance of a conductivity cell containing 0.001MKCl solution at 298 K is 1500 Ω. What is the cell constant if the conductivity of 0.001MKCl solution at 298 K is 0.146×10-3 Scm-1.

EASY
IMPORTANT

The conductivity of solutions of different electrolytes in the same solvent and at a given temperature differs due to charge and size of the _____.

EASY
IMPORTANT

The degree of ionisation of a weak electrolyte increases

EASY
IMPORTANT

Identify a weak electrolyte from the given compounds.

EASY
IMPORTANT

Identify a strong electrolyte from the given compounds.

HARD
IMPORTANT

The molar conductivity of 0.02 M HCl solution is 407.2 S cm2 mol-1 at 25 °C. Its conductivity will be:

MEDIUM
IMPORTANT

The conductivity of 0.10M solution of KCl at 298K is 0.0129 S cm-1. Calculate its molar conductivity?

MEDIUM
IMPORTANT

The SI unit of molar conductivity is

MEDIUM
IMPORTANT

AgNO3 (aq) was added to an aqueous KCl solution gradually and the conductivity of the solution was measured. The plot of conductance Λ versus the volume of AgNO3 is 

EASY
IMPORTANT

An increase in equivalent conductance of a strong electrolyte with dilution is mainly due to: