Periodic table d block ans

1 ueka.ksia $lafrdaushus $jefkavshus hk fusjdfha NdIausl Ulaihsv i|yka lrkak

VO / V₂O₃

MnO

Mn₂O₃

2 wdus,sl Tlaihsv f,i yeisfrkafka ljrlao@

Mn2O7

MnO3

CrO

CrO2

CrO3

V2O5

3 WNh.=ks ixfhda. jkafka ljrla o@

MnO2

VO2

Cr2O3

4 +1 TlaislrK wjia:dj olakg fkdue;af;a ljr uQ, o%jH j, o@

Sc / Zn

5 +2 TlaislrK wjia:dj olakg fkdue;af;a ljr uQ, o%jH j, o@

Sc

6 +3 TlaislrK wjia:dj olakg fkdue;af;a ljr uQ, o%jH j, o@

Zn

7 +4 TlaislrK wjia:dj olakg fkdue;af;a ljr uQ, o%jH j, o@

Sc / Zn / Cu

8 +5 TlaislrK wjia:dj olakg we;af;a ljr uQ, o%jH j, o@

V / Mn / Cr / Fe / Co

9 +6 TlaislrK wjia:dj olakg fkdue;af;a ljr uQ, o%jH j, o@

Mn / Cr / Fe

10 +7 TlaislrK wjia:dj olakg we;af;a ljr uQ, o%jHhg o@

Mn

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 --- 6 $1 $3 $14 $2 $15 $20

fld< j¾Kh --- 11 $7 $13 $17 $ Fe ⁺² _(aq) / Ni ⁺² _(aq)

ly j¾Kh --- 8 $4 $12 $10 $16 $3

ous j¾Kh --- 18 $ Cr ⁺³ _(aq) / Ti⁺³ _(aq) / Mn⁺³ _(aq)/ 21

frdai j¾Kh ---9 $19

oqUqre -- 22 $

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

ks,a ous meye;s o%djKh Cr ⁺³

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

Cu⁺²

lymdg o%djKh CuCl₄ ^-2

wj¾K jQ o%djKh 2[ CuCl₂ ]-²

iqoq wjlafIamhla CuCl

3 R iqoq wjlafIamh wefudakshus yhsfv%dlaihsvs tl;= l< jsg oshjS idok wj¾K o%djKh

jd;hg jsjD; l< jsg ;oks,a meyehg yefrhs

wj¾K o%djKh [Cu (NH₃)₂] ⁺

;oks,a meyeh 2[Cu (NH₃)₄] ⁺²

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

ks,a meye;s c,sh o%djKh -- [Cu (H₂O) ₆] ⁺²

,d ks,a meye whlafIamhla --- [Cu( OH) ₂(H₂O) ₄]

l,q wjlafIamhla _{– CuO}

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@

m%Yshka ks,a– [Cu( NH₃ ) ₄(H₂O) ₄]⁺²

Cu (NH₃)₄] ⁺²

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

fmria yhsfv%dlaihsvs $ Fe (H₂O) ₆] ⁺²

7 B kus ,d ly meye;s c,Sh o%djKhla oqn, f,i NdIausl l< jsg ly oqUqre meyehla we;s jsh

Fe (H₂O) ₆] ⁺³

[Fe (OH) ₃ (H₂O) ₄]

9 B kus o%djKh id HCl u.ska wdus,sl l< jsg ,efnk ly meyeh KCN iu. oQUqre meye jsh

B kus ly oQUqre o%djKh fmdgEishus fmrsihkhsvs iu. ks,a j¾Khla fohs

oQUqre o%djKh meye h - [ Fe(CN)₆] ^-3

10 tu ly oQUqre o%djKh KSCN /NH₄SCN iu. ljr j¾Khla fohs o@

f,a r;= j¾Kh

[Fe (SCN) (H₂O) ₅ ] ⁺²

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

fld< meyehla - Fe (H₂O) ₆] ⁺²

12 ,d fld, meyeh gsl fjs,djlska ly oqUqre meye jSug fya;= jk ridhksl ls%hdj,sh iuSSlrKhlska fokak

Fe (H₂O) ₆] ⁺² + 4H⁺ + O₂ = 4[Fe (H₂O) ₆] ⁺³ + 2H₂O

13 thg iy ;kql wus,hla yd iskala l=vq oud gsl fjs,djla ;enQ jsg l=ula isoq fjhs o@

fld< meyehla ,nd oqks

fld< meyeh - 2 Fe (H₂O) ₆] ⁺²

14 fuhg NaOH fhoQ jsg we;sjk j¾Kh ,shkak

ls,qgq fld< meye;s wjlafIamhla

[Fe (OH) ₂ (H₂O) ₄]

15 KCN iu. fmria whk ,nd fok meyeh l=ula o@

ly fld< j¾Kh

[ Fe(CN)₆] ^-4

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

ly

[ Fe(Cl)₄] ^-2

17 B kus ly oQUqre o%djKh fmdgEishus fmrsihkhsvs iu. m%Yshka ks,a j¾Khla fohs

oQUqre o%djKh meye h - Fe⁺³

18 u ly oQUqre o%djKh KSCN /NH₄SCN iu. ljr j¾Khla fohs o@

f,a r;= j¾Kh

[Fe (SCN) (H₂O) ₅ ] ⁺²

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 -- [Mn (H₂O) ₆] ⁺²

ous meyeh - MnO₄^-1

fld< meyehg -- MnO₄^-2

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 Mn(OH)₂ (H₂O) ₄] ⁺²

oqUqre meyeh MnO₂

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

3MnO₄^-2 +4 H⁺ = 2 MnO₄^-1 + MnO₂ + 2H₂O

fld< meyeh ous meyeh -

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 --- Cr(H₂O) ₆] ⁺³

fld< meye wjlafIamh------- Cr(OH) ₃ (H₂O)₃]

ld, meye o%djKh----- Cr(OH) ₆⁺³

23 gsl fjs,djla ;enq jsg ous meye jkafka wehs@

idudkH WIaK;ajfha oS fiuska jsfhdackh jk ksid

24 tu o%djKh mej;s ;;ajhg fk taug l=ula l< hq;= o@

wus,hla Ndjs; l< hq;=h

25 wefudakshd o%djKh fhoQ jsg ks,a-ous o%djKh ous meyehg yereKs

ous meyehg ----Cr(NH₃) ₆] ⁺³

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---- CrO₄^-2

;eUs,s meye;s o%djKh --- Cr₂O₇^-2

ly meye;s o%djKhla ,enSu

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 ---- Cr(H₂O) ₆] ⁺²

ous meyeh o%djKh ---- Cr(H₂O) ₆] ⁺³

28 by; ous meyeh o%djKh kej; ly meye;s iajdNdjhg m;a lsrSug l=ula l< hq;= o@

laIdr we;s jsg H₂O₂ iu. ls%hdj

Cr⁺³ whk Cr⁺² yrjkafka flfia o@

iskala ixri fhdod .ekSfuka

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

,d fld< meye wjlafIamh [Ni(OH) ₂ (H₂O) ₄

,d fld< meye;s s o%djKh -- [Ni (H₂O) ₆] ⁺²

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 [Ni(OH) ₂ (H₂O)₄]

ks,a ouS meye;s o%djKh [Ni(NH₃) ₆] ⁺²

31 S ,d fld< meye;s o%djKh t;fkda,a udOHfha oS ks,a meye;s o%djKhla fohs

[Ni Cl ₄] ^-2

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 -- Ni (CN)₂

ly meye;s o%djKh -- [Ni (CN) ₄] ^-2

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

Ni⁺²

34 iqoq meye;s Tlaihsvhla iskala yd wus, udOHhloS ous meye;s o%djKhla ,nd oqks

iqoq meye;s Tlaihsvh TiO₂

ous meye;s o%djKhla Ti(H₂O) ₆] ⁺³

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

[TiCl ₆] ^-2

TiCl₂

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 V₂O₅

fld< meye;s o%djKhla V(H₂O) ₆] ⁺³

ous meye;s o%djKhla V(H₂O) ₆] ⁺²

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 VO₂

ous meye;s o%djKhla V(H₂O) ₆] ⁺²

38 ks,a meye o%djKh laIdrhla iu. l==ula ,nd fohs o@

VO ₃ ^-2

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 -- [Co (H₂O) ₆] ⁺²

frdai meye wjlafIamh -- [Co (OH) ₂ (H₂O) ₄]

ks,a meye wjlafIamh -- [Co (OH) (H₂O) ₅] ⁺

ks,a meye wjlafIamh --- [Co (OH) ₂ (H₂O) ₄]

40 T wj;afIamh HCl j, oshjS ks,a meye;s o%djKhla fohs

[Co Cl ₄] ^-2

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 [Co (OH) (H₂O) ₅] ⁺

ly oqUqre meye;s o%djKh [Co (NH₃) ₆] ⁺²

l¿ wajlafIamh [Co (OH) ₃ (H₂O) ₃]

42 A kus o%djKhlg jd;h fyda H₂O₂ fhoQ jsg ;eUs,s oQUqre o%djKhla ,nd fohs

;eUs,s oQUqre o%djKh 2 [Co (NH₃) ₆] ⁺³

43 whvhsvs whk njg I₂ yrjkafka l=uk fldfnda,ags whkh o@

Co⁺³

44 wefudakshus yhsfv%dlaihsvs tl;= l< jsg oqUqre meye;s wjlafIamhla ,ensu tu wjlafIamh l=ula o@

fmrsla yhsfv%dlaihsvs

45 fmdgEishus fmfrdaihkhsvs K₄Fe (CN)₆ iu. iqoq wjlafIamhla ,enSu

fmriaa ,jK

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

fmrsla ,jK

FeCl₃ + K₄Fe (CN)₆ = KFe [Fe (CN)₆] +3 KCl

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

2CuSO₄ + K₄Fe (CN)₆ = Cu₂Fe (CN)₆] + K₂SO₄

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

fmriaa ,jK

FeSO₄ + K₃Fe (CN)₆ = KFe [Fe (CN)₆] + K₂SO₄

49 fmdgEishus fmrsaihkhsvs K₃Fe (CN)₆ iu. wjlafIamhla fkd,enSu oqUqre meyehla ,enSu

fmrsla ,jK

fmdgEishus m¾ueka.fkags