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: The Colloids

  1. #1

    Jul 2011
    -
    936

    The Colloids

    The Colloids




    True Solutions : 10 .

    Suspension : 10000 .

    Colloids : 10 10000 .






    1860 .... .







    :


    ( )

    .





    ...



  2. #2

    Jul 2011
    -
    936

    : The Colloids



    " " ѡ " " ( )

    :
    Lyophopic .
    Lyophilic.

    . ...




    ( ) (Lyophopic Colloids ) :
    ( ) .


    1- .
    2-
    3- .
    4- .
    5- .
    6- .
    6- .




    ( ) ( Lyophilic Colloids ) :

    ( ) .



    1-
    2- .
    3- .
    4- .
    5- .... . ( Gel )
    6- ... .



  3. #3

    Jul 2011
    -
    936

    : The Colloids



    Brawnian Movement :
    ... Zig-zag ( )
    ... Brawnian Movement .





    : .
    .... .




    Tyndal Effect
    .




    ( ) ... ( ) .







    Diffusion Dialysis :
    ...
    Dialysir ... ... . .
    Dialysis .






    ( ) Adsorption .





  4. #4

    Jul 2011
    -
    936

    : The Colloids


    ... ... .
    ( ) . Electrophoresis


    :
    • ... .


    • ... : ( ) .


    • ... .





    : Colloids Stability
    ... ( ) . .
    ( ) .
    .





    Colloidal Coagulates
    ( ) .
    Fe(OH)3 NaCl ( ) .
    .
    Hardy & Schultze ... +2 +1 +3 .




    Sensitization & Protection
    ( ) ( )
    .
    .




    ... .

    :
    :

    : .

    : .

    Peptization : . .
    Fe(OH)3 FeCl3 ( ) Fe(OH)3 .




    : ... .

    ( )

    :
    2H2S + O2 → 2H2O + 2S


  5. #5

    Jul 2011
    -
    936

    : The Colloids



    : emulsion .
    .
    .



    Adsorption : .
    ( ) .
    ... .





    ( ) : ( ) ( ) .



    Delta : .... .



    : " Cottrell " ... ... 30 .



    : . .



    : .



    Tannin .



    : . " " .



    . .





    : . .

    " "

    ( ) ...






  6. #6

    Jul 2011
    -
    1,260

    : The Colloids




  7. #7

    Jul 2012
    5,302

    : The Colloids


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