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Statements: (i) Unit of conductivity i...

Statements:
(i) Unit of conductivity is `ohm^(-1) cm^(-1)`.
(ii) Conductivity of strong electrolytes decreasews on dilution.
(iii) The amount of an ion discharged during electrolysis does not depend upon resistance.

A

All are correct

B

All are incorrect

C

Only (i), (ii) an d (iv) are correct.

D

Only (ii), (iii) and (iv) are correct.

Text Solution

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The correct Answer is:
A
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Statements: (i) Unit of specific conductivity is ohm^(-1) cm^(-1) . (ii) Specific conductivity of strong electrolytes decreases on dilution. (iii) The amount of an ion discharged during electrolysis does not depend upon resistance. (iv) The unit of electrochemical equivalence is g/coulomb.

The amount of an ion liberated on an electrode during electrolysis does not depend upon:

STATEMENT 1 : The molar conductivity of strong electrolyte decreases with increases in concentration and STATEMENT 2 AT high concentration migration of ion is slow

Statement-1: Molar conductance of any electrolyte increases with dilution. Statement-2: With dilution number of ions per mL of the solution decreases.

Statement-1: Conductivity always decreases with decrease in concentration of both the weak and strong electrolytes. Statement-2: No. of ions per unit volume linearly decreases in both electrolytes.

Statement-1: Molar conductivity increases with decrease in concentration for weak electrolytes. Statement-2: No. of ions per unit volume decreases due to dilution.

Statement-1: Equivalent conductance of all electrolytes decreases with increaseing concentration. Statement-2: Number of ions are equal at per gm equivalent of strong electrolyte.

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