... Redox reactions
1 3 3

: ... Redox reactions

: . :

  1. #1
    Mar 2010
    4,825

    ... Redox reactions

    ..., , , , , ,



    : .
    : .
    : ( )
    : ( )

    :
    :
      ... Redox reactions tfa3olat2.gif

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    :
    :


    CL -1 Cl 0 -1 Cl

    I -1 0

    :
      ... Redox reactions tfa3olat.gif


    ...



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    :

    ( ) : .
    :
    MgO (+2)
    :
    :
    1- .



    :
    - Na .
    - Cl2 .
    - P4 .
    - S8 .

    2- .


    .


    :
    Mg+2 (+2) .

    3- (-2) :
    :
    - ( ) H2O

    - Na2O

    - MgO


    :
    -
    (-1) .
    :
    - H2O2
    - Na2O2
    - MgO2


    -

    (+2) OF2 .

    ( )


    OF2 ( )

    (+1) .

    :

    - H2O

    - NaOH



    (-1) .

    :

    - NaH .

    - MgH2 .



    5- .
    :



    6- (I ) (+1) .
    (ii) (+2)

    () .
    .

    9-
    .


    ( ) Cr2O7-2

    ( )

    ........... ...............


    ...............+1 ............................... NH4

    ................ -1 ................................ NO3

    ........... -1 ................................... OH

    ........... -1 ................................... MnO4

    ............. -2 .................................... Cr2O7

    ............... -2 ...................................... SO4

    .............. -2 .................................. CO3

    ..............-3 ................................... PO4

    :
    H2SO4
    ( S )+( O )+( H )=
    ( 1) + (-24) + (+12) =
    = +6

    :
    Cr2O7-2
    ( ) + ( ) = -2
    ( 2 ) + ( -2 7 ) = -2
    = +6



    jthughj hgjh;s] ,hghoj.hg>>> Redox reactions >>> Hvfu g;g hgh,gn hgtg.hj fdk avp


  2. #2
    Mar 2010
    4,825

    : ... Redox reactions

























    :



    H2O>>>>H2+O2

    H2O(l)>>>>H20(g



    ( ) H2O









    2 2



    1 1

    2


    : -1 -2
    0 -1
    +1 0


    : 1- 0
    0 +1
    +1 +2

    ( )







    :

    :

    ============================== ====================












    O2

    Na

    K

    Cl2

    =





    -Cl

    +Na

    Ca+2




    -1
    +1
    +2



    :

    kclo4


    Ba(clo2)2


    Ba(clo2)2





    =



    =







    4




    O=-2
    Ba=+2


    Ba+2Cl+4O=

    -2*4+2Cl+2=

    2Cl= 8-2
    2Cl=6
    Cl=3




    kclo4


    4



    4O+cl+K=

    k=1
    o=-2



    cl=
    8-1
    =7




    kclo4

    k = +1


    clo4=-1

    = -1

    4*-2+= -1

    cl= 8-1
    =7



    Ba(clo2)2

    = +2

    cl02 -1()

    2 = -1

    2*-2 + = -1

    = 4-1
    =3


  3. #3
    Mar 2010
    4,825

    : ... Redox reactions


: 1 (0 1 )

  1. : 18
    : 12-12-14, 06:03 PM
  2. : 1
    : 12-04-05, 03:35 PM
  3. : 3
    : 11-02-19, 04:55 AM
  4. : 4
    : 10-12-29, 02:45 AM
  5. : 1
    : 10-12-21, 01:00 PM

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