Sunday, July 31, 2011

Electro Chemistry 2






bf,lafg%dav iu;=,s;;dj 2

;kQl i,amshqrsla wus,h l=vd nSlr follg fjk fjku f.k A yd   B jYfhla f,an,a lrkq ,efns
 A Ndckhg   Zn f,dayh;a B Ndckhg   Cu f,dayh;a fhdod ,jK fia;=jla u.ska o%djK w;r iusnkaO;dj mj;ajd f.k we;

1 TlaislrK yelshdj jevs f,dayh f;darkak

2 l=uk f,dayh u; bf,lafg%dak mSvkh jevs fjhso@
w.% w;r bf,lafg%dak mSvk fjki Ndjs;hg .kakd f,day hq.auh u;o r|d mj;S
tnejska hus f,dayhl TlaislrK yelshdj jsNjh u.ska uek .; yelsh

3 ljr idOl fuysoS iusu; lr .; hq;= o@

4 iusu; WIaK;ajh f,i ;nd .kakd w.h lSho@

5 iusu;  f,i Ndjs;hg .kakd bf,lafg%davh flfia ms<sfh, l, hq;= o@

6 iusu; iskala bf,lafg%davh iuSmfha isoqjk m%;sls%hd ,shkak

7 fuu m%;sls%hdj iu;=,s;;djhg m;a jQ jsg o%djKh;a bf,lafg%davh;a w;r yg.kakd jsNjh ljr kulska y|qkajhs o@

8 m%dfhda.slj uekSu myiq jkafka fjk;a bf,lafg%davhlg ^ iusu; bf,lafg%davhla & idfmalaIj fuu bf,lafg%davh u; yg .kakd mSvkhhs th y|qkajk ku l=ula o@

9 iusu; bf,lafg%davhla f.k thg idfmalaIj jsNjh ueksu i|yd Ndjs;hg .kafka l=ula o@

10 by; i|yka l< jsNjh m%dfhda.slj  uek.; yels o@

11 iusu; bf,lafg%davhla f,i fhdod .kafka  ljrla o@

12 th ilid .ekSfusoS fhdod .;a bf,lafg%davh ,shkak

13 jsoHq;a jspsfPoHh ilid we;af;a flfia o@

14 iusu; bf,lafg%davhl  jsNj w.h lSh o@ 

15 tu bf,lafg%davh u; isoqjsh yels m%;sls%hd ,shkak

16 iusu; iskala bf,lafg%davh TlaislrKh fjhs kus  fuu iusu;  yhsv%cka bf,lafg%davhg iusnkaO l<fyd;a by; ljr m%;sls%hdj isoq fjhs o@

17 ,jK fia;=j fhdokafka wehs@

18 iusu; f,i  iskala bf,lafg%davhla ksrEmkh lrkafka flfia o@

19  iusu; f,i  yhsv%cka bf,lafg%davhla ksrEmkh lrkafka flfia o@

20 ta wkqj iusu; fldaIh ksrEmkh lrkak

21 tys ol=Kq miska Tn ;ensug n,dfmdfrd;a;= jkafka ljr bf,lafg%davh o@

22 tys jus mi Tn ;ensug n,dfmdfrd;a;= jkafka ljr bf,lafg%davh o@

23 .e,ajfkduSgrfha  iQpsfha N%uKh jdudj¾;o@ olaIsKdj¾; o@

24  C, iskala yd fldm¾ bf,lafg%dav i|yd ,enqKq w.hhka ms<sfj,ska  fuys olajd we;
  -  0.76V  ,            +0.34 V    ,     C      -1.18V
TlaislrK  yelsshdj by< uq, o%jHh f;dard ,shkak th wjfrdayK ms<sfj,g ilikak

25 jvd jsoHq;a Ok uQ, o%jHh l=ula o@

26 jevs jsNjhla iys; fldaIhla idod .; yelafla ljr  f,day hq.,fhka o@idod .kakd fldaIfha
js' .d' n'fidhd .;yels iuSlrKhla ,shkak

27 iskala yd fldm¾ iusu; ;;aj hgf;a Ndjs; l<fyd;a iEfok fldaIfha TlaislrK w¾O m%;sls%hd ,shkak  fldaI m%;sls%hdj ,shkak

      arrow hereZn(s)    + Cu++ (aq)                            Zn++ (a   +Cu(s)   H= -213KJ mol-1

28 fuu iuSlrKhg wkqj m%;sls%hdj isoqjk jsg  fldaIfha WIaK;ajh jevsfjs o@ $wvqfjs o@

29 fuu moaO;shg iskala whk tl;= l< jsg iu;=,s;;dj ljr foig fhduq fjhs o@

30 iskala ;ekam;a jSu isoq jqjfyd;a ta i|yd jehjkafka fudkjd o@ tjsg jsNjhg l=ula isoqfjhs o@


31 fuu moaO;shg iskala whk wvq l< jsNjhg l=ula isoq fjhs o@

32 fuu moaO;shg fldm¾ whk jevs l< jsNjhg l=ula isoq fjhs o@