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Given below are two statements Assertion (A): Conductivity of an electrolyte decreases on dilution Reason (R): On dilution number of ions per unit volume increases The correct answer is

Options

  1. ABoth (A) and (R) are correct and (R) is the correct explanation of (A)
  2. BBoth (A) and (R) are correct and (R) is not the correct explanation of (A)
  3. C(A) is correct but (R) is not correct
  4. D(A) is not correct but (R) is correct

Correct answer

C. (A) is correct but (R) is not correct

Step-by-step solution

Conductivity (K)= Number of ions dissolved in unit volume of the solution. Thus, upon dilution, the number of ions per unit volume decreases because of which conductivity decreases. Thus, Assertion (A) is correct but Reason (R) is not correct.

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