Sunday, March 23, 2014

All Hydrocarbons

yhsfv%dldnk
All hydrocarbon
check your answers with   chemistans.blogspot.com
1 yhsfv%dldnkj, ldnka mrudKq w;r mj;sk nkaOk fudkjd o@
nkaOk osf.a w.h i|yka lrkak jvd m%n, nkaOkh l=ula o@
2 wika;Dma; ;djhg fya;= jk ljr nkaOk fudkjd o@
3 tjeks nkaOk mj;sk ixfhda. i|yd WodyrK fokak
oajs;aj nkaOk
;s%;aj nkaOk
4 wdus,sl yhsv%cka mrudKq orkafka ljr wKq ;=, o@
5 fujeks wika;Dma; nkaOk iys; ixfhda. ljr m%;sls%hd fmkajhs o@
6 pl%sh wika;Dma; yhsfv%dldnk ixfhda.hla ioyd WodyrK fokak
7 we,alsk j,g idfmalaIj tys mj;sk oajs;aj nkaOkfha we;s fjkialus ,shkak


8 m%dfhda.sl f,i th ;yjqre l< yels mrslaIKhla ,shkak


9 (CH3)2 CH .CH =CH2
tlu ;,fha mj;sk ldnka mrudKq yd ldKavhkaf.a j¾K ,shkak
fld< $ks,a $l,q
10 oajs;aj nkaOkhl mj;sk nkaOk j¾. fudkjd o@
11 ;s%;aj nkaOkhl mj;sk nkaOk j¾. fudkjd o@
12 tys mj;sk bf,lafg%dak j,d mj;skafka ljr ;, j,o@


13 oajs;aj nkaOk iys; tla ldnka mrudKqjl *hs nkaOk iys; bf,lafg%dak j,d w;r fldaKh lSho@
14 *hs nkaOk yg .kafka ljr bf,lafg%dak j,d w;ro@
15 C-H nkaOkhla yg .kafka bf,lafg%dak j,d w;spsPdokfhka o@
16 jevs Yla;s ;;ajhl mj;skafka kquqyqka P ldlaIslfhao@ uqyqka P ldlaIslhl o@
17 ldnka mrudKqjl msysgk uqyqka ldlaIsl bf,lafg%dak j,d folla w;r fldaKh lSho@
18 uq;a; LKavl m%;sls%hd flfrys uQ,sl jkafka ljr wKqo@
19 ta ioyd mej;sh hq;= wjYH;d ,shkak
20yhsfv%dldnk iu. w|qf¾ oS mjd m%;sls%hd lrk ye,ckh l=ula o@
21 fidavd ,hsus iu. r;a l< jsg yhsfv%dldnk ,nd fokafka ljr ixfhda.ho@ WodyrK fokak
22 tla mshjrlska uOHidrhla ksmojd .; yels jkafka ljr yhsfv%dldnkhla u.skao@ ta flfia o@
23 vhs fn%dauhsvhla ,nd .ekSug ljr yhsfv%dldnkhla fhdod .; yels o@


24 t;Ska yd t;hska fjka lr y|qkd .ekSug fhdod.; yels mrslaIKhla ,shkak
25 we,alhskhlska we,avsyhsvhla ,nd .kafka flfia o@
26 fidavshus weisg,hsvs ksmojkafka flfia o@


27 fidavshus weisg,hsvs j, mj;sk ldnka ljr wdfrdamkhla orhs o@ th idokafka flfia o@


28 th fu;s,a laf,darhsvs iu. idok M,fha ldnka .Kk lSh o@
29 r;a lrk ,o f,day nghla $ hlv fyda ksl,a ;=,ska t;hska jdhqh hejQ jsg ljr M,hla ,efns o@
30 CH3CH =CH2 iu. HOBr ls%hdfjka idok M,h ,shkak
31 CH3CH =CH2 iu. HBr ls%hdfjka idok M,h ,shkak fmfrdlaihsv we;s jsg ,efnk M,h l=ula fjs o@
CH3CH BrCH3
CH3CH2CH2 Br
32 tla mshjrlska uOHidrhla idod .; yels yhsfv%dldnkhla ,shkak
33 mshjr follska uOHidrhla idod .; yels yhsfv%dldnkhla ,shkak
34 CH3CHOH CH2OH ,nd .kafka flfia o@


35 CH3CH =CH2 wdus,sl ;;aj hgf;a m¾ueka.fkag iu. ls%hdfjka ljr ixfhda. ,efnhs o@
36 CH2 BrCH2 NO3 ,nd .kafka flfia o@
C2H4 , Na NO3 we;s jsg fn%dauSka iu. ls%hdfjka
37 we,avsyhsv fyda lSfgdakhla u.ska we,aflak ,nd .; yelafla flfia o@
38 fnkaiska ,nd.ekSu i|yd fgd,qhSka ljr ;;aj j,g ,la l< hq;= o@
39 C6H5D ,nd .kafka flfia o@
40 fuysoS fnkaiSka fhdod .ksuska vhefidakshus laf,darhsvs ksmojSug fmr ljr ixfhda. ksmojd .; hq;= o@
41 fuysoSa WIaK;aj md,khla wjYH jkafka wehs@
42 mSfkda,a - fnkaiska - fgd,qhSka - khsfg%dfnkaiSka w;rska fnkaiSka j,g jvd NO2+whkh iu. ls%hdldrS jkafka l=uk wKqj o@
43 ta ljr fya;=jla ksid o@
44 NO2+whkh ljr ia:dkhlg th iusnkaO fjhs o@ ta wehs@
45 fugd wdfoaYkhla fmkajkafka ljr wKqjo@ ta wehs@
Tsf;d iy merd ia:dk j,g idfmalaIj fugd ia:dkh jvd;a iDK njla fmkajSu


46 (CH3 )2C=CH .CH3 fujeks ixfhda.hla c,Sh HCl u.ska ,nd fok M,h l=ula o@


47 (CH3 )2C=CH .CH3 fujeks ixfhda.hla fmfrdlaihsv we;sjsg c,Sh HCl u.ska ,nd fok M,h l=ula o@

48 ldnksl ixfhda.hla i|yd ,efiaka ksiaidrlhla iEoSfus wruqK l=ula o@


49 ,efiaka ksiaidrlhla ;=, wka;¾.; jSug wjldY mj;sk whk fudkjd o@
50 ,efiaka ksiaidrlhla wdus,sl lr w,q;ska idok ,o fmria i,afmag thg tl;= lsrsfusos
l¿ wjlafIamhla idohs kus ljr ks.ukhlg t<Ush yels o@
51 tu mrslaIKfhka ljrla y|qkd .; yels o@
52 fujeks CN-1 , S-2 hk ldKavhka usY%Khl we;s jsg jeks whkhla y|qkd .ekSug fmr ljr ls%hd ud¾. wkq.ukh l, hq;= o@
53 tysoS we;sjk m%;sM,h l=ula o@
54 ye,ck we;s nj flfia ;yjqre l< yels o@
55 ye,ck we;s nj flfia ;yjqre lsrSug wxl 52 ls%hdj jeo.;a jkafka wehs@
56 wefudakshus fud,snsfvsgs tl;= l< jsg ly meye;s wjlafIamhla fokafka ljrla o@
57 w¿;ska iEoQ fidavshus khsfg%dfm%dihsvs fhdod .kafka ljr whkhla y|qkd .ekSug o@
ljr j¾Khla ,nd fohs o@



























Wednesday, January 29, 2014

Periodic table d block elements reactions




1 ueka.ksia $lafrdaushus $jefkavshus hk fusjdfha NdIausl Ulaihsv i|yka lrkak
2 wdus,sl Tlaihsv f,i yeisfrkafka ljrlao@
3 WNh.=ks ixfhda. jkafka ljrla o@


4 +1 TlaislrK wjia:dj olakg fkdue;af;a ljr uQ, o%jH j, o@
5 +2 TlaislrK wjia:dj olakg fkdue;af;a ljr uQ, o%jH j, o@
6 +3 TlaislrK wjia:dj olakg fkdue;af;a ljr uQ, o%jH j, o@
7 +4 TlaislrK wjia:dj olakg fkdue;af;a ljr uQ, o%jH j, o@
8 +5 TlaislrK wjia:dj olakg we;af;a ljr uQ, o%jH j, o@
9 +6 TlaislrK wjia:dj olakg fkdue;af;a ljr uQ, o%jH j, o@
10 +7 TlaislrK wjia:dj olakg we;af;a ljr uQ, o%jHhg o@


11 Tn okakd d f.dkqfjs whk fyda oS we;s ,jK w;rska iudk j¾K iys; ,jK f;darkak
1 [Cu (NH3)4] +2 2 - [Ni (NH3) 6] +2 3 - Co (NH3) 6] +2 4 - Cr(NH3) 6] +2
5 Ni (H2O) 6] +2 6 - Cu (H2O) 6] +2 7 - Cr(H2O) 4] +2 8 - Fe (H2O) 6] +3 9 - Co (H2O) 6] +2
10 – CuCl4 11 Cr(H2O) 5Cl 12 - NiCl2 13 Ni (OH) 2 14 – CoCl4
15 V O2+ 16 VO22+ 7 - V 3+ 18 -- V 2+
19 - Mn(H2O) 6] +2 20 - Cr(H2O) 6] +2 21. Cr(H2O) 6] +3 22 Ni(NH3) 6] +3


ks,a j¾Kh ---
fld< j¾Kh ---
ly j¾Kh ---
ous j¾Kh ---
frdai j¾Kh ---
oqUqre --
ksrslaIK j,g .e,fmk ,jKh bosrsm;a lrkak
1 ks,a ous meye;s c,Sh o%djKhla fidavshus yhsfv%dlaihsvs H2O2 fhoQjsg lymdg o%djKhla ,nd fohs
2 laf,darhsvhlg idkao% HCl fhoQ jsg lymdg o%djKhla ,efnhs ,efnk o%djKh fldm¾
f,dayh iu. kegjQ jsg wj¾K jQ w;r thg c,h fhosfusoS R iqoq wjlafIamhla ,enqKs
3 R iqoq wjlafIamh wefudakshus yhsfv%dlaihsvs tl;= l< jsg oshjS idok wj¾K o%djKh
jd;hg jsjD; l< jsg ;oks,a meyehg yefrhs


4 ks,a meye;s c,sh o%djKhlg jevsmqr NaOH fhoQjsg ,d ks,a meye whlafIamhla ,efnhs th r;a l< jsg l,q wjlafIamhla ,enqKs


5 ks,a meye;s c,sh o%djKhlg wefudakshd tl;=l< jsg ,efnk wjlafIamh jevsmqr wefudakshd tl; =l< jsg ,efnk ,d ks,a meye wjlafIamhla oshfjhs
,efnk o%djKfha meyeh l=ula o@


6 wefudakshus yhsfv%dlaihsvs tl;= l< jsg le; $ls,qgq fld< meye;s wjlafIamhla ,ensu tu wjlafIamh l=ula o@


7 B kus ,d ly meye;s c,Sh o%djKhla oqn, f,i NdIausl l< jsg ly oqUqre meyehla we;s jsh
9 B kus o%djKh id HCl u.ska wdus,sl l< jsg ,efnk ly meyeh KCN iu. oQUqre meye jsh
10 tu ly oQUqre o%djKh KSCN /NH4SCN iu. ljr j¾Khla fohs o@


11 f,dayhla ;kql HCl u.ska wdus,sl l< jsg ,efnk C kus o%djKh fld< meyehla ,nd oqks

12 ,d fld, meyeh gsl fjs,djlska ly oqUqre meye jSug fya;= jk ridhksl ls%hdj,sh iuSSlrKhlska fokak
13 thg iy ;kql wus,hla yd iskala l=vq oud gsl fjs,djla ;enQ jsg l=ula isoq fjhs o@
14 fuhg NaOH fhoQ jsg we;sjk j¾Kh ,shkak
15 KCN iu. fmria whk ,nd fok meyeh l=ula o@

16 idkao% HCl iu. fmria whk ,nd fok meyeh l=ula o@


17 B kus ly oQUqre o%djKh fmdgEishus fmrsihkhsvs iu. m%Yshka ks,a j¾Khla fohs
18 u ly oQUqre o%djKh KSCN /NH4SCN iu. ljr j¾Khla fohs o@
19 Q kus ,d frdai meye;s o%djKhlg ;kql HNO3 tl;= l< jsg ous meyehla we;s jsh NdIausl l< jsg th fld< meyehg yereKs
frdai meye;s o%djKh --
ous meyeh -
fld< meyehg --
20 Q kus ,d frdai meye;s o%djKhlg NdIausl l< jsg ly iqoq wjlafIamhla we;s jsh
th gsl fjs,djlska H2O2 we;s jsg oqUqre meyehg yereks
ly iqoq wjlafIamh
oqUqre meyeh

21 fld< meye;s c kus c,Sh o%djKhla oqn, f,i wdus,sl lr gsl fjs,djla ;nd fmrd .;a jsg fmryka lvodisfha l,q meyehla o fmfrkfha ous meyehla we;s jsh iuslrKhla u.ska th ksrEmkh lrkak


22 B kus ks,a ous meyehla we;s c,Sh ,jKhla laIdr iu. ,efnk fld< meye wjlafIamh meh lsysmhlg miq fld, meye o%djKhla ,enqKs
ous meyeh ---
fld< meye wjlafIamh-------
ld, meye o%djKh-----
23 gsl fjs,djla ;enq jsg ous meye jkafka wehs@
24 tu o%djKh mej;s ;;ajhg fk taug l=ula l< hq;= o@
25 wefudakshd o%djKh fhoQ jsg ks,a-ous o%djKh ous meyehg yereKs

26 ly meye;s o%djKhla wdus,sl l< jsg ;eUs,s meye;s o%djKhla ,enqKs tu o%djKhg NIauhla tl;= l, jsg isoq jkafka l=ula o@
ly meye;s o%djKh----
;eUs,s meye;s o%djKh ---
27 f,dayhla iu. ;kql HCl u.ska wdus,sl l< jsg ,efnk ks,a meye o%djKh jd;h yuqfjs
ous meyehg yereKs
ks,a meye o%djKh ----
ous meyeh o%djKh ----
28 by; ous meyeh o%djKh kej; ly meye;s iajdNdjhg m;a lsrSug l=ula l< hq;= o@
Cr+3 whk Cr+2 yrjkafka flfia o@

29 S ,d fld< meye;s o%djKhla ;kql NaOH tl;= l< jsg ,d fld< meye wjlafIamhla we;s jsh
,d fld< meye wjlafIamh
,d fld< meye;s s o%djKh --


30 S fld< meye o%djKhla jevsmqr wefudakshd iu. idok A ,d fld < wj;afIamh oshjS ks,a ouS meye;s o%djKhla fohs th kegjQ jsg
,dfld < wj;afIamh
ks,a ouS meye;s o%djKh


31 S ,d fld< meye;s o%djKh t;fkda,a udOHfha oS ks,a meye;s o%djKhla fohs
32 ihkhsvs whk we;sjsg ,d fld< wjlafIamhla we;sjS jevsmqr we;s jsg th oshjS ly meye;s o%djKhla fohs
,d fld< wjlafIamh --
ly meye;s o%djKh -- [

33 laIdrSh vhs fu;s,a .a,fhdlaihsus iu. r;= wjlafIamhla fokafka ljrla o@

34 iqoq meye;s Tlaihsvhla iskala yd wus, udOHhloS ous meye;s o%djKhla ,nd oqks
iqoq meye;s Tlaihsvh
ous meye;s o%djKhla
35 iqoq meye;s Tlaihsvhla idkao% HCl wus, udOHhloS wj¾K o%jKhla we;s lf<ah th r;a l< jsg iqoq wjfYaIhla b;srs jsh


36 ;eUs,s meye Tlaihsvhla iskala yd wus, udOHhloS fld< meye;s jsh
gsl fjs,djls th ous meye;s jsh
;eUs,s meye Tlaihsvh
fld< meye;s o%djKhla
ous meye;s o%djKhla




37 ous meye;s o%djKhla SO2 iu. ;o ks,a meyehla ,nd oqks th wus, f,day iu.
ous meye;s o%djKhla fohs
ks,a meyehla
ous meye;s o%djKhla
38 ks,a meye o%djKh laIdrhla iu. l==ula ,nd fohs o@


39 P kus ,d frdai meye;s o%djKhlg ;kql NaOH tl;= l< jsg ks,a meyehla we;s jsh
jevsmqr NaOH tl;= l< jsg frdai meye T wjlafIamhla we;s jsh
P frdai meye;s o%djKh --
frdai meye wjlafIamh --
ks,a meye wjlafIamh --
ks,a meye wjlafIamh ---


40 T wj;afIamh HCl j, oshjS ks,a meye;s o%djKhla fohs
41 P wefudakshd iu. idok ks,a wj;afIamh jevsmqr wefudakshd oshjS A ly oqUqre meye;s o%djKhla fohs th kegjQ jsg
ks,a meye wjlafIamh
ly oqUqre meye;s o%djKh

l¿ wajlafIamh [
42 A kus o%djKhlg jd;h fyda H2O2 fhoQ jsg ;eUs,s oQUqre o%djKhla ,nd fohs
;eUs,s oQUqre o%djKh
43 whvhsvs whk njg I2 yrjkafka l=uk fldfnda,ags whkh o@

44 wefudakshus yhsfv%dlaihsvs tl;= l< jsg oqUqre meye;s wjlafIamhla ,ensu tu wjlafIamh l=ula o@
45 fmdgEishus fmfrdaihkhsvs K4Fe (CN)6 iu. iqoq wjlafIamhla ,enSu


46 fmdgEishus fmfrdaihkhsvs K4Fe (CN)6 iu. wjlafIamhla fkd,enSu oqUqre meyehla ,enSu




47 fmdgEishus fmfrdaihkhsvs K4Fe (CN)6 iu. oqUqre wjlafIamhla ,enSu




48 fmdgEishus fmrsaihkhsvs K3Fe (CN)6 iu. ;o ks,amdg m%Yshka ks,amdg wjlafIamhla ,enSu
49 fmdgEishus fmrsaihkhsvs K3Fe (CN)6 iu. wjlafIamhla fkd,enSu oqUqre meyehla ,enSu






1

Friday, August 9, 2013

Chemistry Final model Test





 nyqjrK m%Yak
1 wka;¾ wKql n, f,i ,kavka n, olakg fkdue;af;a
1. I2 2. CCl4 3. Ar 4 . MgD2 5. CHCl3

2 wdus,sl;djfhka by< Tlaihsvh jkafka
1. N2 2 NO 3. N 2O3 4. NO2 5 N2O 5

3 N 2O5 iEoSug Ndjs;d l< yelafla ljr m%;sls%hdj o@
1 wefudakshus khsfg%sgs r;a lsrSu
2 fi20 oS NO yd NO2 usY% lsrSu
3 idkao% khsgs%la wus,h iu. fldm¾ m%;sls%hd lsrSu
4 fi 0 we;s khsg%ckavfhdlaihsvs iys; k,hla
5 P4O10 m%;sls%hdfjka idlao% khsgs%la wus,h iu. ls%hdfjka

4 BaCl2 iu. idok wjlafIamh khsgs%la wus,fha o%jH lrkafka ljr m%;sls%hlh o@
1. N a2 SO3 2. Na2 SO4 3 Na2 S 4 Na2S2 O3 5. Na2O

5 msIagfhka fmdÕjk ,o lvodis ks,a meye .kafka ljr m%;sls%hl wvx.= k,fha o@
1 KI k,hlg laf,darSka hejSfus oS
2 fldm¾ i,afmags j,g KI tl;= lsrSu
3 fmdgEishus whfvsgs j,g H2 O2 fhoSu
4 fmdgEishus whfvsgs j,g H2 O2 fhoSu
5 fmdgEishus whfvsgs j,g KI fhoSu

6 i,am¾ TlaislrKh fkdjkafka
1. SO2 yd PbO2 w;r m%;sls%hdj
2 Cl2 yd SO2 w;r m%;sls%hdj
3 SO2 yd HI w;r m%;sls%hdj
4 ue.akSishus yd ;kQl i,amshqrsla wus, w;r m%;sls%hdj
5 KIO3 yd SO2 w;r m%;sls%hdj

7 H 2O2 iu. m%;sls%hd fkdlrkafka
1. KMnO4           2 KI     3 MnO2           4   KIO3     5 Fe+2 

8 jdhq ms<sn| wi;H jkafka
1 mrsmQ¾K jdhqjl PV ksh;hls
2 wvq msvkhloS jdhqfjs CO2 j, Z w.h 1 g jvd wvq fjhs
3 mrsmQ¾K jdhqjlg jvd iusmSvk yelshdjla CO2 j,g we;
4 Z w.h 1 g jvd jevs jkafka wka;¾ wKql wdl¾IK n, fya;=fjks
5 H2 jdhqfjs iusmSvk yelshdj wvq jkafka n,dfmdfrd;a;= jk w.hg jvd mrsudj jevs jk ksidh

9 jdhq ms<sn| pd,l iuSlrKh i|yd wi;H jkafka
1. N f,i mj;skafka jdhq ujq, .Kkhs
2 m hkq jdhqfjs ialkaOhhs
3 m hkq jdhq ujq,hl ialkaOhhs
4 N jdhq wKq .Kkhs
5 ksis ms<s;=rla ke;

10 iusu; WIaK;ajfha oS yd mSvkfha oSkhsg%cka jdhqj ,S 12 2 la yd Tlaiscka jdhqj ,S 6 1 Ndck foll wvx.= fjhs wKq ixLHdj .Kkh lsrsug myiqfjka Ndjs; l< yelafla
1 wej.vsfrda kshuh
2 pd,l iuSlrKh
3 fndhs,a kshuh
4 pd,aia kshuh
5 PV = nRT

11 khsg%cka jdhq .%Eus 10 l ialkaOhl mSvkh fjkia fkdjkafka kus WIaK;ajh jevs l< jsg
1 WIaK;ajhg mrsudj iudkqmd;sl fkdfjs
2 mSvkfha;a mrsudfjs;a .=Ks;h ksh;hls
3 wKq .Kk fjkia fkdfjs
4 mrsudj wvq fjhs
5 wka;¾ wKql n, m%n,;dj jevs fjhs

12 jdhqjla ;=, WIaK;ajh jevs l< jsg jsh fkdyelafla
1 wvq Yla;shl mj;sk wKq .Kk jevs jSu
2 jevs Yla;shlska hq;a wKq .Kk jevs jSu
3 jdhq ujq,hl wvx.= Yla;sh fjkia jsu
4 wKql .egSus ixLHdj jevs jSu 2
5 ;dmh wjfYdaIKh lruska isoqjk m%;sls%hdj fjs.j;a jSu

13 fg*af,daka Ndjs;hg .kafka
1 fros ms<s j,g wjYH fl|s i|yd
2 jsoq,s mrsm: j, iajsps iEoSug
3 fkdwef,l n|qka iEoSug
4 rscsfmdaus iEoSug
5 c, wjfYdaIl kems iEoSug

14 fidavshus yhsfv%dlaihsvs iu. m%;sls%hd fkdlrkafka
1 fnrs,shus 2 we,quskshus 3 gska 4 ldnka 5 fmdiamria

15 i,amshqrsla wus,h ld¾uslj ms<sfh, lsrSfusoS isoq fkdjkafka
1 fmfg%da,shus u.ska wjYH i,am¾vfhdlaihsvs ksmojSu
2 NdKav us, wOsl ksid wOsl mSvkhla Ndjs; fkdlsrSu
3 idudkH jdhqf.da, mSvkfha oSW;afm%arl u.ska i,am¾ g%fhdlaihsgs ishhg wkQ myla ,nd .; yelsh
4 oQjs,s wxY= ;snSu .eg¿ we;s fkdlrhs
5 jdhqf.da, 1-3 w;r mSvkhla fhdod .kshs

16 lvodis i|yd jsrxck ldrlhla f,i Ndjs; jkafka
1. N a2 SO3 2. H2 O2 3 Cl2 4 NaOCl 5 ish,a,u

17 khsg%cka jdhqj M,hla f,i ,efnkafka
1 CuO iu. NH3
2 Na iu. NH3
3 Cl 2 iu. NH3
4 (NH4)2 Cr2O7 r;a lsrSu
5 wefudakshus khsfg%sgs r;a lsrSu

18 wefudakshd Tlaisldrlhla f,i ls%hd fkdlrkafka
1 wefudakshd iu. ,s;shus 2 laf,darSka iu. wefudakshd 3 fidavshus iu. wefudakshd 4 wefudakshd Tlaiscka iu. 5 wefudakshd ue.akSishus iu. 3
19 fkia,¾ m%;sldrlfhka y|qkd .; fkdyels jdhqjla idokafka
1 hqrshd j,g NaOH fhoSu
2 ue.akSishus oyk M,hg c,h fhoSu
3 ue.akSishus khsg%hsc j,g c,h fhoSu
4 lergs 19 r;arka khsgs%la wus,h iu. ls%hd lrjSu
5 wefudakshus ldnfkags r;a lsrSu

20 ,qKq ksIamdokfha oS w;;=re M, f,i fkd,efnkafka
1 le,aishus i,afmags 2 ue.akSishus 3 fn%dauska 4 le,aishus ldnfkags 5 laf,darSka

21 fida,afjs l%ufha oS ls%hd;aul fkdjkafka
1 m%;s m%jdy uQ,O¾uh
2 fi 35 l WIaK;ajhl wg¿j mj;ajd .ekSu
3 nhsldnfkag wjlafIam jsu
4 w¿ yqKq Ndjs;h
5 uqyqoq c,h m<uqj ldnkavfhdlaihsvs j,ska ika;Dma; lsrSu


22 lGsk c,h ms<sn| ksjeros jkafka
1 ;djld,sl lGsk;ajh bj;a l< yelafla r;a lsrSfuka muKs
2 >k isfhd,hsgs u.ska legdhk r|jd .ksuska wekdhk bj;a lrhs
3 osh.eiQ yqKq u.ska ;djld,sl lGsk;ajh bj;a l< fkd yelsh
4 fuu c,h inka wjlafIam lrhs
5 mfika c,h jdIamSlrK jevs jSu fuu ls%hdjg fya;= fkdfjs’

23 ,xldfjs wemghsgs ms<sn| wi;H jkafka
1 ish¿ fNda. j,g fmdfydr f,i fhdod .; yelsh
2 o%djH;dj wvqhs
3. Na 2 CO3 yd SiO2 iu. m%;sls%hdfjka o%djH;dj jevs lrhs
4 i¾mkaghska iu. r;a lsrSfuka o%djH;dj jevs l< yelsh
5 khsg%Sla wus,h u.ska o%djH;dj jevs l< yelsh

24 csmaius ms<sn|j tlÕ jsh yelafla
1 isfuka;s i|yd fhdod .kS
2. Ca SO4 .2H2 O wKql iQ;% orhs
3 2 Ca SO4 .H2 O wKql iQ;% orhs
4 r;a lsrSfuka mersia nodu idohs
5 la,skalr ijsjSu m%udo lrhs

25 mhsfrlaia jSoqre ksIamdokfha oS Ndjs; fkdjkafka
1. Al2O3 2. Si O2 3 B2O3 4 CaO 5 ZnO

26 fnda;,a ksIamdokfha oS fhdod fkd.kafka
1 fidavd jSoqre 2 mhsfrlaia jSoqre 3 mskd jSoqre 4 l%jqka jSoqre 5 wdrlaIl jSoqre

27 ksjeros ksrSlaIKhla jkafka
  1. K2 CrO4 (aq) B - Fe[SCN]+2(aq) C - Ca(OH)2 (aq) D- BiCl3 (aq) E- N2O4 (g)
by; moaO;s iu;=,s;;djfha we;s nj i,lkak
1 B moaO;sh jug yerjSu i|yd NaOH Ndjs; l< yelsh
2 C moaO;sh jug yerjSu i|yd c,h Ndjs; l< yelsh
3 C moaO;sh jug yerjSu i|yd CO2 Ndjs; l< yelsh
4 E moaO;sh jug yerjSu i|yd ;dmh bj;a l< yelsh
5 A moaO;sh ol=Kg yerjSu i|yd wus, Ndjs; l< yelsh

28 >khla iu. iu;=,s;;djfha mej;sh yelafla
1 C , B moaO;sh 2 C muKs 3 C , D moaO;sh 4 B muKs 1 D , B moaO;sh

29 >khla iu. iu;=,s;;djfha mj;sk moaO;shl jsh fkd yelafla
1 ;j oqrg;a >kh oshjSu
2 ;joqrg;a >kh iEoSu
3 ksrka;rfhka whk iEoSu
4 whk idkao%Kj, ujq,sl n,j, .=Ks;h fjkia jSu
5 whk idkao%Kj, .=Ks;h fjkia jSu

30 mSvkh bj;a moaO;sfha wKq .Kk fjkia l< yels moaO;sh jkafka
1 C moaO;sh 2 E muKs 3 C , D moaO;sh 4 B muKs 1 D , B moaO;sh

31 yhsv%cka bf,lafg%davhl TlaislrK m%;sls%hdj isoq fkdjSug kus
1 yhsv%cka jdhqfjs mSvkh jevs l< hq;=h
2 fldm¾ bf,lafg%davhlg iussnkaO l< hq;=h 5
3 iskala bf,lafg%davhlg iusnkaO lsrSu
4 fn%dauSka bf,lafg%davhlg iusnkaO lsrSu
5 fjk;a yhsv%cka bf,lafg%davhlg iusnkaO lsrSu
32 iskala yd fldm¾ bf,lafg%dav Ndjs;fhka idok ,o iusu; fldaIhl jsNjh jevs lsrSug kus
  1. iskala whk idkao%Kh jevs l< hq;=hs
  2. fldm¾ whk idkao%Kh jevs l< hq;=hs
  3. iskala whk idkao%Kh wvq l< hq;=hs
  4. WIaK;ajh wvq lsrSu
  5. fldm¾ whk idkao%Kh wvqs l< hq;=hs
33 iajdrlaIl ,laIK fmkajkafka lskus o%djKh o@
1 nhsldnfkag 2 weisgsla wus, yd fidavshus yhsfv%dlaihsv usY%Khla 3 wefudakshd yd yhsfv%dlaf,darsla usY%Khla 4 wefudakshus weisfgsgs 5 ish,a,u

34 o¾Ylhla mS<sn|j tlÕ fkdjkafka l=ulg o@
1 wdus,sl j¾Kh oelSug ,efnkafka ldnksl whkfha idkao%Kh 10 .=Khlska jevs jQ jsgh
2 wdus,sl j¾Kh oelSug ,efnkafka NIauhla fhosfus oSh
3 fu;s,a Tf¾kaca j, wdus,sl j¾Kh r;= h
4 id¾j;% o¾Ylhl PH mrdi lsysmhla we;
5 iEu o¾Ylhlau oqn, ldnksl wus,hls

35 fu;s,a Tf¾kaca Ndjs;hg .; fkdyels wkqudmkh jkafka
1 fldaiagsla fmdgEIa yd weisgsla wus,
2 wefudakshd o%djKh yd weisgsla wus,
3 fldaiagsla fmdgEIa yd yhsfv%dlaf,darsla wus,
4 fmdgEishus ldnfkags yd yhsfv%dlaf,darsla wus,
5 ksis ms<s;=rla ke;

36 fidavshus ldnfkags Ndjs; fkdjkafka
1 fusi ,qKq iEoSug 2 lsjq,a c,fha we;s i,afmag bj;a lsrSug 3 .sks ksjSug 4 fiaoSus l=vq f,i
5 c,h uDoq lsrSug

37 ksjeros m%ldYh jkafka
1 uQ,sl m%;sls%hdjl wKql;djh m%;sls%hd fm<g iukqmd;sl fjhs
2 m%;sls%hdjl fiuska isoqjk mshjr u; iuia: iS.%;dj r|d mj;shs
3 fm< Y+kH m%;sls%hdjl mshjr .Kk folg jvd jevs jsh yelsh
4 fm< Y+kH m%;sls%hdjl wod, m%;sls%hlh fjs.j;a mshjrg iyNd.s fkdjsh yelsh
5 ish,a, ksjerosh 6

38 yhsfv%dldnk
1 ldnksl o%jH ks¾jdhq cSjS ls%hdfjka we;s fjhs
2 jdyk j,ska ksl=;ajk msgdr jdhqfjs we;
3 m%ldY OQusldjg o fya;= fjhs

39 Tsfidaka wKqfjs jskdYhg fya;= jkafka
1 mdr cdusnQ, lsrK 2 H . uqla; LKavlh 3 O . uqla; LKavlh
4 NO . uqla; LKavlh 5 ish,a,u

40 f.dkqfjs f,day u.ska isoqjk W;afm%arKh ie,lSfus os isoq fkdjkafka
1 wOsfYdaIs; mrudKq fyda wKq mDIaGh u; p,kh $ ixl%uKh fkdjSu
2 wOsfYdaIs; mrudKq yd wKq m%;sls%hd jSu
3 iEfok M, W;afm%arlfhka bj;a jSu
4 jdyk msgdr oqfus we;s ldnka fudfkdlaihsvs yd yhsfv%dldnk Tlais lrKh
5 o%j f;,a >k fuso njg yerjSu

41 lef;davSh wdrlaIdjla f,i .; yelafla
1 ils%h f,dayhla iam¾Y lr ;ensu
2 jdfka u; khsgs%la wus, fhoSu
3 ksl,a ma,qfjrhsvs mg, iEoSu
4 Tlaihsv mg, we;slsrSu
5 ish,a,u

42 ldKav fjka lsrSfus oS oqTqre wjlafIamhla ,nd fokafka
1. SnS 2. SnS2 3 PbS 4 CuS 5 HgS

43 ksjeros ksrSlaIKhla fkdjkafka ;kQl wus,hla iu.
1 fmdgEishus khsg%hsgs ,nd fok jdhqj oqTqre meyehg yerSu
2 i,amhsghla wj¾K jdhqjla ,nd oSu
3 i,amhsvhla u.ska f,vs weisfgsgs lvodis iqoq meyehg yerjSu
4 wxl 3 ksoyia jk jdhqj wdus,sl vhsfl%dafusgs o%djKhla fld< meyehg yerjSu
5 wxl 2 ksoyia jk jdhqj wdus,sl vhsfl%dafusgs o%djKhla fld< meyehg yerjSu

fnsrshus laf,darhsvs iu. ;kQl HCl j, o%djH iqoq wjlafIam idokafka
1 f,day ldnfkag 3 ;fhdai,afmag 5 ish,a,u
2 f,day i,amhsg 4 i,afmag 7

45 wefudakshus fud,snsfvsg iu. ly wjlafIamhla fokafka
1 i,afmag 2 i,amhsv 3 fmdiafmag 4 khsfg%sg 5 uska tllaj;a fkdfjs

46 fidavshus yhsfv%dlaihsvs ksIamdokfha oS isoq fkdjkafka
1 n%hska o%djKfhka i,afmag bj;a lsrSu
2 uqyqoq c,fhka le,aishus whk bj;a lsrSu
3 fldaIfhka bj;,k o%djKh kej; Ndjs; lsrSu
4 uqyqoq c,fhka Mg+2 bj;a lsrSu
5 ijsjr Ndckhla fhdod .ekSu

47 myiqfjka c,jspsfPokh l< yelafla
1 (CH3)2 CHCl 21 (CH3)3C Cl 3 CH3CH 2Cl 4 CH3 COCl
5 C6H5 Cl

48 fnkaiSka j, wika;Dma;;dj y|qkd .eksu i|yd jvd;a iqoqiq jkafka l=ula o@
1 fn%dauska oshr wj¾K jSu
2 wdus,sl fmdgEishus m¾ueka.fkag j, ous j¾Kh wj¾K jSu
3 laIdrSh fmdgEishus m¾ueka.fkag j, ous jsj¾K jSu
4 laf,darska oshr
5 ksis ms<s;=rla ke;

49 ldfndlais,sla wus, ms<sn| ksjeros jkafka
1 (CH3)2 CH COOH j, wdus,sl;dj (CH3)3C COOH jvd wvqh
2 CH3CH 2COOH r;aalsrSfuka we,aflakhla idod .; yelsh
3 CHCl2 CH 2COOH wdus,sl;dj CH3CH 2COOH wdus,sl;djg jvd jevSh
4 we,alhs,a ihkhsvs wdus,sl lsrsfuka ksmojsh yelsh
5 C6H5 COOH ;kQl wu,hl wo%djH fjhs

50 jvd wdus,sl;djhla fmkakqus lrkafka
1 msfkda, 2 khsfg%d mSfkda, 3 g%hs khsfg%d mSfkda, 
 4  C6H5 CH2OH  5 t;hska 

51 fidavshus yhsfv%dlaihsvs iu. m%;sls%hd fkdlrkafka 2
1 t;ke,a 2 fu;ke,a 3 tiagr 4 weks,Ska 5 wus, laf,darhsv

52 M,hla f,i iqoq wjlafIamhla fokafka
1 mSfkda,a yd idkao% fn%dauSka oshr
2 weks,Skaa yd idkao% fn%dauSka oshr
3 C6H5 COO Na yd idkao% yhsfv%dlaf,darsla wus,h
4 CH3 COCl iu. uOHidrSh is,aj¾ khsfg%sgs
5 3 C6H5 CH2 Cl yd idkao% yhsfv%dlaf,darsla wus,h iu. iskala laf,darhsvs idkao% yhsfv%dlaf,darsla wus,h

53 weuSk ms<sn| ksjeros jkafka
1 th ;kQl wus,j, wo%djH fjhs
2 khsg%ia wus,hla iu. ldur WIaK;ajfhaoS wia:dhs M,hla fohs
3 th wefudakshd j,g jvd NdIausl ;dfjka wvqh
4 weuhsfkda wus, weusk .=K fkdfmlajhs
5 weuhsfkda wus, iajdr;aIl .=K fmlajhs a

54 TskEu weuSkhlad y|qkd.; yelafla
1 fi 0 oS khsg%ia wus, iu. ls%hdfjka
2 fn%dauSka oshr iu. ls%hdfjka
3 we,alhs,a fya,hsv iu. ls%hdfjka
4 wus,hla fhoSfuka
5 NIauhla fhoSfuka

55 c,h
1 Tlaisldrlhla fjs
2 Tlaisydrlhla fjs
3 f,day iu. lshdlrhs
4 yqud,h iu. ldnka c, jdhqj fohs
5 Niauhla f,i fukau wus,hla f,i fkdyeisfrhs' 9

56 idkao% i,amshqrsla wus,h iu. m%;sls%hd fkdlrkafka
1 H 2S 2 NaF 3 C 4 P 5 Cu
57 idkao% i,amshqrsla wus,h u.ska jsc,kh lrkafka
1 .a,qfldaia 2 fmdausla wus,h 3 khsgs%la wus,h 4 yhsv%cka i,amhsvs

58 uOHidr we;s jsg fidavshus f,dayh Ndjs;fhka isoq l< fkdyelafla
1 tauhsvhla weuSkhlg yerjSug
2 we,alhs,a khsfgs%ghlskaweuskhla ,nd .ekSug
3 fidavshus weisfgsgs ksmojSug
4 lSfgdakhlska uOHidr ,nd .ekSug
5 fidavshus mSfkags iEoSug

59 sjeros .e,mSu f;darkak
1 bf,lafg%dams,sl wdfoaY m%;sls%hd ----fnkaiska yd laf,darSka w;r
2 bf,lafg%dams,sl wdl,k m%;sls%hd ---- we,alSk yd % vhsfl%dafusgs w;r
3 kshqla,sfhdaams,sl wdfoaY m%;sls%hd ----we,alhs,a fya,hsv yd fidavshus yhsfv%dlaihsvs w;r
4 kshqla,sfhdaams,sl wdl,k m%;sls%hd ----- we,alhs,a ue.aksishus fya,hsv yd we,avsyhsv w;r
5 bj;ajSfus j%;sls%hd ----tiagrSlrKh

60 fidavshus yhsfv%dlaihsv j, o%djH jkafka
1 tiagr 2 weks,Ska 3 wus, laf,darhsv 4 mSfkda, 5 ish,a,u








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