Conductance in Electrolytic Solutions

IMPORTANT

Conductance in Electrolytic Solutions: Overview

This topic covers concepts, such as Measurement of Conductance of an Electrolytic Solution, Conductivity Cell, Cell Constant, Wheatstone Bridge for Resistance Measurement, Ohm's Law, Molar Conductivity, and Different Units of Molar Conductivity.

Important Questions on Conductance in Electrolytic Solutions

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

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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.

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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?

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

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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  ):  

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

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

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Write a very short note on weak electrolyte with two examples.

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Acetic acid is an example of _____ electrolyte.

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Acetic acid is an example of weak electrolyte.

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Write about the weak electrolyte?

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What happens to the degree of ionisation when dilution is increased?

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What are the conditions of applicability of Ohm's law?

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Define resistance in context of ohm's law.

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The molar conductivity of a solution at infinite dilution is known as _____ molar conductivity.

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The dissociation of a weak electrolyte increases on dilution.

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In the relationship, λc=λ-BC, the equivalent conductance of NaCl at concentration C related with the equivalent conductance at _____.

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Conductivity of a solution decreases with dilution, whereas molar conductivity increases with dilution.

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Dilution increases the conductivity of the weak electrolyte. How does the conductivity of ionic solution measured?