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What is the difference when a concentrat...

What is the difference when a concentrated solution of KCl is shaken with blood charcoal in one case and a dilute solution of KCl in the second case ?

Text Solution

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With concentrated solution, there is positive adsorption but with dilute solution, there is negative adsorption.
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Knowledge Check

  • When a saturated solution of KCl is heated it becomes

    A
    Unsaturated
    B
    Supensaturated
    C
    Remains saturated
    D
    Attains equilibrium

  • When a concentrated solution of an electrolyte is diluted

    A
    its specific conductance increases
    B
    its equivalent conductivity decreases
    C
    its specific conductivity decreases and equivalent conductivity increases
    D
    Both specific and equivalent conductivity increases

  • When aqueous solution of KCl is electrolysed, resultant solution has

    A
    `pH gt 7`
    B
    `pH lt 7`
    C
    `pH = 7`
    D
    Initially less than 7 then increases

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    Which reaction occurs at the cathode during electrolysis of an aqueous solution of KCl?

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