Genel Kimya - Yıldız Teknik Üniversitesi Prof.dr. Mahmure Özgür (Elektrokimya) Ders Notları

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  • 8/10/2019 Genel Kimya - Yldz Teknik niversitesi Prof.dr. Mahmure zgr (Elektrokimya) Ders Notlar

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    : k k

    k

    k 5 ~

    k

    @ JQYLJKMT

    N`njtrljkmyebkb ob`j yesebtkmkzae iyuj ikr pretkjbnmk verakr.

    Sk``nr`n e`kseb tm e`nt`nr, pk``k reayl`er, pk``k lyubhej`er, pk``k

    tres mejkbe`erkgnp n`njtrljkmyekkkKkob`j geyete uyou`ebmks snj`kakr

    `nr. Ltlmlik` pere`erk, meae`ylb`er okik iezk nsye`erk aege ozn`,ae

    ge per`ej orbm` yepeik`mnj vn jlrrlzyebaeb jlrumej kkb iezk mnte`

    `nr`n jep`emebkb ikr ,yl`u ae ykbn n`njtrljkmyese` ikr ks`nm l`eb n`njt

    rl`kzakr. Jkmye zetnb iesteb iese n`njtrkjsn`akr. Etlm`erkb njkranokbk

    sereb n`njtrlb`er`e etlm njkranok ereskbaejk njkm anbonsk, etlm`erkb

    n`~jtK lkkvnrnrnj jetylb`erkb, n`njtK eb e`erej ae ebylb`erkb l`usumu,eb-

    ylb y~jetylb`erkb ikrikrkbk njmnsk gnp n`njtrkjsn`akr. y`nysn itb

    jkmyeye n`njtrejkmye anrsnj yeb`ks l`mez. Qerkd l`erej

    k6knjtrljkb`t~ ~

    n`njtrk~\nb-=-rDs~ rntnb vnye.n`njtrkj nbn6kf~sky`6y ,~y~~ yjsn`tonbmn

    \\\\\ b

    kbakronbmn (rnaejs) rnejskylb`erkbkb tmb kkbn e`eb ik`km aekwkr.

    5?;5 an @.Oekvebk~ jnsk`mks ikr jurie~eyk ikr n`njtrkj mejkbnsk ye

    bkbe jlyauoubae n`njtrkj anserfk skreskbae jurie~e jeskbkb tktrnstknkbk

    oz`nynrnj tnseadnb n`njtrkj ejkmkbk jnsdntt k,:L zemeb`er iube geyveb.,

    se` n`njtrkj eak.bk vnrak. Iu l`ey onrnjtn eb`k lroebkzmeae rntk`nb

    n`njtrkj-, ikyln`njtrljkmye l`erej znrkbanerestkrme`er yepk`eb ikr jl..

    buaur. Oe`vebkanb slbre Tl`te vn Dereaey`e n`njtrejkmye on`ksmks vn

    k`j prnbskp`nrk lrteye jlbu`m~stur.

    r

  • 8/10/2019 Genel Kimya - Yldz Teknik niversitesi Prof.dr. Mahmure zgr (Elektrokimya) Ders Notlar

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    88>

    N`k66.~,~6.~jkmyekr eb`emae n`njtrkj ejkmk~kb jkmye~e` rnejsk[3b.ker`e

    ---

    -~.-

    -

    ------

    . , .

    -

    -- -- --,

    ~

    .---\. --

    k`ksjkskbk ekj`er. Ikr n`njtrljkmyese` l`ey mugejjej gkr rnaljs rnejsk-

    yl~~aur-~--vnnk~jtrkj rntkr vnye n`njt~kj e-j~m~-:er~kmky`e r~~jsk~lb onr

    ~jkns-~~6Qknr.

    rn-al ts

    , ,ne.jskylb

    a~--

    kbak~o~~~- yer~~-:~:j~kylbu' :~':~jsn`t-

    -- - -- \\ l. \.~ ~ .\ . --

    onbmn yerkm rnejskylbu l`mej znrn kj~ yerkm rnejskylbaeb kiernttkr.

    (Jlbu `@ 51 . Ikr kbjl mnte`k pereskbkb

    HuXLk`

    zn`tkskbn etk`mesky`e

    jkrmkzk rnbj`k iejkr mnte`k perehkj`erkbkb l`usmesk rnejskylbubu kbhn`k

    yn`km.

    `9.`

    Iu rnaljs rnejskylbubub yerkm rnejskylb`erk sy`nakr.

    9+

    Vb~Vb + 9n

    (yjsnjsn`tonbmn)

    (kbakronbmn)

    K`@k6:

    iesje rnaljsrnejskylburkae

    ?+ 8+ 9+ 1+

    Xb +9dn ~9Dn +Xb

    yerkm rnejskylb`er sy`nakr6

    9+ 1+ 9 .. )

    b :.Xb

    +

    n yujsn`tonbmn

    59.9

    8+ 9+

    Dn +n --+Dn

    (kbakronbmn)

    Jkmyese` rHk.,jskylb`er2aejk`njtrkj ejkmk ikr gngnrkkban rnejskylb

    onrnj`nstkrk`akrkban oz`nbnmnz. rbnokb kbjlpere`erkbk ikr gngnr

    kkban iu`ubeb HuX31 zn`tkskbn ettkokmkzae rnejskylb ikrje aejkje kkb

    an temem`ebkr vn jkrmkzk rnrFak iejkr pere`erk l`usur. Eme ikr n`njtrkj

    ejkmk oz`nbnmnz. N`njtrkj ejkmk. ikr mnte`kj k`ntjnb vn ikr n`njtrl`kt

    k`ntjnb yerakmky`e lrteye kjerk`kr. N`njtrkj ejkmk rntnb vnye n`njtrkj

    ejkmk ye.rakmky`e onrnj`nsnb ikr skstnmn vnye hkgeze

    n `\~jtrljkmyese 5 pk 5

    ---.\----

    ~. ..

    --.---\.

    eak vnrk`kr. Ikr pk`an kylb ejkmkbkb seo`ebakok zn`tkyn n`njtrl`kt, iu

    zn`tkyn `)etkrk`mks l`eb vn n`njtrlb ejkmkbkb seo`ebakok mnte` vnye ore

    dkt uiuj`ere n`njtrlt eak vnrk`kr.

    ``nrtr` n`njtrljkmyese` pk`an yjsnt`onbmn yerkm rnejskylbubub l`

    auou n`njtrlae

    ebet.

    kkkh5kronbmnyerkm rnejskylbubub.,l`aI^ n`njtrlae ae

    jetlt eak vnrk`kr. Nonr kbnrt n`njtrla`er ju``ebk`memksse eblt mnte`k

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    884

    zbr, jetlt mnte`k znrkban ikrkjmn l`ur. N`njtrljkmyese` pk``nr, `)

    ~kve~j p`k vnye vl`te pk`k rnejskylb srnskbhn n`njtrkj ejkmk rntnb

    pk``nr~ 9) N`njtrl`ktkj pk`,a~~erkaeb vnr~`nb n`njtrkj ejkmk yerakmky`e

    ikr rnejskylbu (n`njtrl`kz) onrnj`nstkrnb pk``nr l`mej znrn kjk tr`

    ar`nr.

    59.5. N`njtrljkmyese` Sk``nr,

    e) Tl`te Sk`k (Oe`vebkj Sk`)

    E

    . ~teF733

    yk`kbae ststn jlyauou 0:kbjl vn oms p`eje`erk ereskbe

    tuz`u suye ae`akrk`mks jumes pere`erk jlyerej n`njtrkj rntnb k`j pk`k

    yepmkstkr. Jnbak eakbe kzedntnb iu pk`n vl`te pk`k eak vnrk`mkstkr.

    N`njtrljkmyebkb k`j tnmn`kbk eteb`eraeb @.;

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    88?

    zn`tksk

    +

    Vb uiuj

    .k~

    -'5z~9t

    +

    (e)

    i

    (er

    k`j ebae Vb mnte`k VbX31 zn`tkskbn Vb9+jetylb`erk

    zn`tk + yj dez`e`kokbe segkp l`urjnb kbjl uiuj eyrk`eb

    vnrk`kr.

    gnr kbjl

    jetylk`^ gelkK`06` kjk n`njtr'K5 dez`e`kokbe, segkp l`ur yebk (-)

    ykkjGk

    l`ur.

    i)HuXL zn`tksk kkbn ietkrk`mks l`eb iejkr uiuj aurumubae

    zn` t(~nb Hu~+jetyl`k`erk iejkr uiuj k kbn okrnr vn uiuou

    (+)

    yj` ye

    per. zn`tk ksn gnr iejkr jetylbubub ikrej~ko\k\s~ ~ \ebyl~~ \~e\~~~-)

    yj de?.5e`kokbe segkp l`ur.

    Mnte` uiuj`er`e zn`tk`nr ereskbae gnmnb anbon juru`auou kkb kb

    jlbub Vb9+ se`kvnrmnsk k`n iejkrkb zn`tkanb Hu9+ekmesk l`ey`erk anvem

    ntmnz. Eb~ej kb~~ ~~jtejk\~~~j[~

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    887

    Iureae bnanb kbjl zbylr. yjsn`ton~k[()r y6~bnhknb ik`j~6K6'\ \~r.kh6`~ron

    bkylr slrusube hnvep l`eN

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    88;

    Gnr kjk tr pk` kkb n`njtrlt rnejskylb`erkbk tlp`uhe sy`n skre`eyeik`k-

    rkz.

    'Ekklt

    [jsn`tonbkkkn

    Ebylb`er' eIlh`eolnr

    N`nj`rlb vnrkr

    Oe`vekkkj pk``nran bnoetkdtkr

    59.< `'erkka.ky Jk_^K`K 6

    Jetlt

    kbakronbmn

    Jetylb`er jetlae onr

    N`njtrlb e`kr

    N`njtrl`ktkj pk``nran bnoetkdtkr

    5788 an M`'ereaey n`njtrljkmyese` pk``nran (oe`vebkj vn n`njtrl`ktkj)

    eblt`e zkk`knb vnye Jetltte ikrkjnb meaan mkjterkbkb onnb n`njtrkj ejkmk

    k`n lrebtk`k l`auoubu iu`mustur. Dereaey Jebubu6 ]8~. 6-. 'ylbkjzn`tkanb ikr

    -- '. ,\, \.\----=---. \\ ~- - -' - \\. -'----,..-,.,--. ' . ,~~.,.,..,.....,.,..6.6...-6', ...

    ' .,h. .\ .\

    nsanonr orem meaanyk ikrkjtkrmnj vnye ebltteb zn`tkyn onkrmnj kkb ;4>33

    \. l'. ~\~ .\,.\ .,. \ ,, .\,\ \ ,.'. , , \.H. ~.-

    ~',,,,,. '662 .-,,,..''''''''''''-\\='''' , --

    ~..-.~-n1.~,.0.-,\-=r- -..,::\l6~2, . ,-,- ','56', , - 2- . ,' ,. \ . .'06 -'-'h.66::6: \\ .~\ ,~,.,\

    Hlu`lrbi (H) n`njtrkj yj onrnjkr. ;4>33 H=`D (Dereaey) l`erej ostnrk`kr.

    . \.\ \~ \ .\ ,. \. \ \. . . ' -~ --- '~ '- - \ \ . .- ~. \~ \, \ . .' \. ~\ \ . .. .. .. .. -. -, ,. .. . '= ,- -, ,= \, ~, ,\ ., .,

    @- \

    Ikr ml` n`njtrlbu6ksegkp l\`auoun`njtrkjyjbanb gnsep`ebkr. } \n`njtrlbub

    yj 5.4x`L-5;-h 6-k0 ml` n`njtrlbub~:j = 4.39x`398 W k.4xkl-`;~6;4171.>4 K

    ~~~ '. '-'- -

    ... '

    .

    ml` = ;4>33H kbl`6 6yrkhe j`eskj dkzkjtn in`kr`k ikr srn ejkm ontkokban

    ~ \ \, \\ ~\@ \\ ,

    n`an nak`nb n`nj trk j\

    W~`0~

    q

    ~ \\ \\ r

    (Ejkm skaantk

    K t~Vemeb

    5 = .'

    ( (/P -..(`P)X0k``k[H(X)

    mrkhk.' .

    hlu`lkkki( H) .

    ieokkktFsk k`n vnrk`kr. Eyrkhe k vl`t (T)

    Klu`n (F)

    =

    Hlu`lrbi (H)

    59 8

    vn n`hj KQ.kj606F

    ks

    G

    juvvnt) .

    - r6.;. `)eokbtkskbk ae getkr`eye`km. HK66 n`njtrlmltlr

    pkknj 55 5 Akr n`njtrl`kz ghrnskban jetlt znrkban 74.8 o jrlmu Hr8+

    zn`tk~8kkkanb ikrkj tkrrbnj kkb 433 E `kj ejkmk je seet srny`n onkrmn`k

    akr9/8 = 5?~8 o/nsa~ akr~

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    74.8

    o

    Hr-1

    74.8

    o

    5?.8 o/nsa

    813

    =

    >.3 nsa iu`ubur.

    >.3 nsa jOt`n Hr kkb >x;4>33 H 66679>33 H n`njtrkj yOjO onrnjkr.

    433 E`kj ejkm`e iu n`njtrkj yOjbO je seettn n`an nanhnokmkzk 59.8 ie

    okbtkskbaeb iu`ubuz.

    q

    =

    `t.

    t

    179>33

    433

    =

    731.9

    s

    t

    =

    731.9 s = 58.1 aj = 3.99 seet

    H~~~~`s.-6k8F)33 E kkj ikr ejkm 93 seet sOrny`n Hu9+ zn`tkskbanb on

    krk`akokban jetltte je o iejkr ikrkjkr

    9

    = 85.?> o/nsa

    = 1?8?.7 o iejkr ikrkjtkrkkr.

    ;4>33 H

    5.1`~x`L ?H

    W 666

    85.?> o .Hu ikrkjkrsn

    x o Hu ikrkjtkrkr

    ?

    5.11 x 53 x 85.?>

    ;4>33

    = 5+.?

    jo Hu .

    ....... .. ~.~ -~,

    Aanv6)`> aejkje sOrny`n UL`>E ejkm Orntnb ikr vl`te pk`kban bn jeeer

    f - ---\ ..

    L

    kbjl yjsn5tonbkr < Hnvep61.; mo Vb

    59.8. pk@ Ostnrkm`nrk vn N`N :jtrltnskt`nrk

    ~.. ..6:,-\ .. . ~ -- - ~.,2l.,..\..

    Oe5vekkkj pk``nr kb 5

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    817

    zk`m6

    N = NL -

    3.3>;9 `lo U

    b

    9+ 9+

    Hu +Vb j ~ Vb + Hu j

    e`kbeb vnye vnrk`nb n`njtrlb seyksk b-9 akr.

    U -

    =

    3.5>

    3,9>

    - 3.4

    N = 5.538 -

    3.LX;9

    9

    `lo 3.4

    N = 5.533 T

    ~-~6 Mb35d+ Ikt+ Xn

    2

    Mb.9P

    15d5 T yerkm pk`kbkb

    .\/ +. -9 9+-X

    ZMbL ] = L.59ml`/@ Zk` ] = 5.Xx`L - ml``@ vn ZMb ] =9.>x`L ml``@

    1

    l`auou zemebpk`kb

    nrbj skbk iu`ubuz. Xtebaert sert`ere orn aege juv-

    vnt`k vnye aege zeykd yjsn`tonykhk l`up l`meakokbk sy`nykbkz.

    Hnv6 N=5.5; T.

    aege zey2d [js,6o6b~= h`) i\ur Hd` ~k

    Bnrbst ieokbtkskbae rnaljs rnejskylbubub anbon ge`kbk a~~;9

    b

    `lo J

    59.7

    n`an nak`kr. Iy`nhn NL kb 4Ol vn J k`n k`ksjk`nrkbk urteye jlymus~

    l`auj.

    rbnj 59.596 Ikr kbjl-iejkr pGkbkb Nl,k = 5.53 T 9XlH an anbon

    pk

    seiktkbk gnsep`eykbkz.

    (rk = 9)

    3.3>;9

    9+ 9+

    Vbnj) +X6\`F ~ Hu(j) + Vb

    b NL

    @lo J

    zm6

    @lo J =

    9 x 5.53

    3.3>;9

    Z 9+

    J= Vb ]

    ZHu9+] =

    k.

    ;xk38?

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    815

    Jete`6

    9+ .,.^ (H9)

    t

    Hu

    -

    dez tnmesk

    9+ k

    b' (hk)

    /

    tuz jprs

    Ekkl K'

    Vb

    .---/'

    dez tnmesk

    Iureae

    vn X9j{)``snbtrkesylb`H`Sk~()~tnrkr: Nonr mbsnbtresylb`er,``5. ks.n

    ,.. ,~.~.l ~--.h6..0-,-= ,, \

    jLd`snrkNkDhksyl P`95rko{)otnrmnyn.o~rnj. je`mez

    A~o.k,s:k,tht~-F:,a.~a~:t~j :'.()560s6k.s--t~`KP-

    ''-\.-6~6~~:'~~--~6-''~'

    -'~~~-~'6~.-'~'.

    '--

    ,

    `hpk pk``nK'k`klWus-tbru`kbeskbae ju``ebk`eik`kr .. A6t ieskt n`nYtrlP66 skstn-

    ~~6,~ ,.2 - \''''\~ ~'''''6'\''\- .~ .\ . ~.' ..6l,.-Ph\. ~-,kg,~..-k6 :,,,,0 ~: . .\,\,: . - ,- : H2 . . .:.,.

    mkbk sy`n skre`eyeik k56'kz.

    (' ~r)---Mne` uiuj`mnte` jetylbubu knrnb n`njtrl`k tn ae`akrk`mkst kr.

    M

    M `Mb+

    (rbnj.6 VbPVb9t

    9) Oe/'.(~`ar'lt vh'

    p/`?,a0555

    l`usmus kylb knrnb n`njtrl`kt.

    K`ntjnb`kok seo`emej kkb rnejskylbe okrnmnynb St.Sa okik kbnrt ikr

    ''--'-~'-''

    ..',.~. ----,

    k`ntjnb ju@`ebk`kr.

    M

    x ~

    T mlk n

    'bknj 59.>6 N`njtrkjsn` ks _66-Nq k`n vnrk`kr. 5.53 T plgmskyn`n se

    gkp ikr 'ghk'n 4>3

    n

    n`njtrkj yj vn`'akok zemeb pk`kb yeptkok n`njtrkjsn`

    ksk gnsep`eykbkz.

    zm6 _ =-N q = -(5.53 T) (4>3 H) = -?5>

    vn

    w =-?5> F

    (kvn =

    `F)

    N`n~~rlmltlr ~P`y~=\ :,~\n.t[~~ ~~~Nfkokgk j~~3H, k etm,` Ml`er)

    59.>

    ieokbtksk n`an nak`kr .

    Jnbak`kokbanb l`eb ikr rN (jF

    kv

    ml`

    n)

    @k

    (v)

    = -

    959.8 jF

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    Xtepqert kpakronbmn Sltebskyn``nrk

    Ikr pk`~~ gnr ikr yerkm rnejskylbub n`njtrlt pl~e~~,,~~k=`k`U6`nik`kr.

    ^`us`ereresF ikr ostnrkm l`erej yerkm rnejskylb`er kkb pltebskyn``nrkb

    kbakronbmn pltebskyn`k l`erej vnrk`mnsk znrkban eb`esk`mkstkr. 5 etm,

    5 ml`er vn 9XlHan ``nb iu anonr`nr

    ebk`kr. Xt~kertkbakronbmn plteb-

    '---\.~.... ,~.. ... . ... \,.---.~, ~. -.,..,.-- ...~

    skynkknrk kjk~hk ikr yerkm pk` (yerkm ghrn) k`n ikr pk` tnsjk` nak`nrnj

    \~.... .. . , .~\2 ~\~^\ , \. . \. \ - . ., . .- -u -- -, ,- . . '- . . - , 5',,,--- .. ,.,'.'\\ ' ' '. .\h, . ., . ,. , h : ,, \ .

    ^u ''''''

    ,,', ''' \-'- ~- \'''''''' \\' -l' .. .,. .,',K':.:.6::~'~'-, .\\~ .,. h .. . ., ., .. ,. - - ,. -, ,-6 k K ~k ., H- '~ ., . \\, \\

    ``r. Iu kjkbhk pn6dn6r'ebs [krkmghrnbkbstebah66,~,6p()ter`skyn k\s?,d:K'X:k

    Gkarlfnb n`njtrlaubub

    9XlH

    an stebaer~'p~tebskyn`k 3.33 T aur.

    N = L.LALT

    Yndnrebs gkarlfnb n`njtrlauikr oez n5njtrlaaur,.Kbnrt St mnte` u-

    , ' .'2LH S \ .' . .~ ~ \ ,.6h..' -h.. \h-. .u.~:h6r:h: ~., .,- .,,--,.,'- ...-\\ ~ '. $, ':' ''' .,,,,~', ,-

    i~ ~\~5@~u~u~.on.bnpk`nb',l-

    \ a \ - -\l' --~0-26-6:'::0'6'666.F~,, 6'~k66.~:6-66.-:'.6.:::P ,~:.:--6'6~:.P666,-,- . ,6:,, :6\:k6m6~, k- . :.~:' , , ,, , ,. , ~. ~ ':-'k.1'`,'.'6' -.'066'6 \666\\, ,. ~

    zkt kd ksernt`k l`eb`er aejnbak`ko:krranb kdk0`kronbnik`nb mhkaqn`nrt.6kr Iyttkj

    \\\.' \' '..... \\,. .~ k' .

    Mut`ej anonrn n iyj bnoetkd~~h6~`erkb yjsn~56o~pm~N6eik`kyntk aege iyj.

    p~zktkd anonrk iyj ~keb`erkbkbakronbmn jeik`kyntk aege iyjtr.

    rrrk7j'59.?. @k+K@k, Mo9+KMo ,Si9+KSi yerkm pk``nrkbkb yjsn`t

    onbmn jeik`kynt`nrkbk jersk`estkrkbkz.

    zm6 @k+t@k

    9+5

    '-5o Mo

    NL = -8.31> T

    NL = -9.848 T

    Si9 KSi

    NL = - 3.594 T

    Iube orn @k+P @k) Mo9+PMo) Si9+KSi

    k -.k-` ')+5 9+5 +P

    anv6 d9(o)

    kD.

    `ko' Eo ,Hu@ Hu, Dn Dn, Be Be

    kbakronbmn pltebskyn``nrkbn iejerej (Qei`l 59.5) yjsn`tonbnik`mnohbn

    ..

    orn skre`eykbkz.

    8+

    59.53. E` E@

    kkb rnejskylb besk` yezk`krse yezk`skb

    (5) 5/8 E`8~ n ---'.`25/8E` (j)

    K5Ol= 543.1 jF

    E@(j)

    5Ol

    =

    175.

    9 jF

    ostnrkbkz.

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    814

    zQKm6 ~Ol

    =

    -lDNl ieokbtksk ju``ebk`erej k)ieokbtkskbae b=`,

    ~5k)

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