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Assertion:Kohlrausch law helps to find t...

Assertion:Kohlrausch law helps to find the molar conductivity of weak electrolyte at infinite dilution.
Reason:Molar conductivity of a weak electrolyte at infinite dilution cannot be determined experimentally.

A

If both assertion and reason are true and reason is the correct explanation of assertion .

B

If both assertion and reason are true but reason is not the correct explanation of assertion .

C

If assertion is true but reason is false .

D

If both assertion and reason are false .

Text Solution

Verified by Experts

The correct Answer is:
A
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Molar conductance of weak electrolyte increases with dilution'. Give reason .

Knowledge Check

  • Assertion: According to Kahlrausch law, the molar conductivity fo a strong electrolyte at infinite dilution is sum of molar conductivities of its ions.

    A
    If both assertion and reason are true, and reason is the true explanation of the assertion
    B
    if both assertion and reason are true, but reason is not the true explanation of the assertion.
    C
    if assertion is true, but reason is false.
    D
    If both assertion and reason are false.

  • According to Kohlrausch law, the limiting value of molar conductivity of an electrolyte, A_2B is

    A
    `lambda_((A^+))^oo+lambda_((B^-))^oo`
    B
    `lambda_((A^+))^oo-lambda_((B^-))^oo`
    C
    `2lambda_((A^+))^oo+1/2lambda_((B^-))^oo`
    D
    `2lambda_((A^+))^oo+lambda_((B^-))^oo`

  • Assertion: Molar conductivity of a weak electrolyte at infinite dilution cannot be determined experimentally. Reason: Kohlrausch law helps to find molar conductivity of a weak electrolyte at infinite dilution.

    A
    If both assertion and reason are true, and reason is the true explanation of the assertion
    B
    if both assertion and reason are true, but reason is not the true explanation of the assertion.
    C
    if assertion is true, but reason is false.
    D
    If both assertion and reason are false.

    • Similar Questions

    Explore conceptually related problems

    State the law that helps to determine limiting molar conductivity of a weak electrolyte.

    The questions consist of two atatements each, printed as Assertion and Reason. While answering these questions you are required to choose any one of the following four responses : Molar conductiveiy of a weak electrolyte at infinite dilution cannot be determined experimentally . Kohlrausch's low help to find the molar conductiveiy of a weak electrolyte at infinite dilution.

    According of Kohlrausch law, the limiting value of molar conductivity of an electrolyte A_(2)B is

    The increase in equivalent conductivity of a weak electrolyte with dilution is due to

    The increases in equivalent conductivity of a weak electrolyte with dilution is due to :

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