JEE Main 2019 Chemistry January Attempt Shift - 1(10th January, 2019)

\H\KT-8 ((D.K./D. V VKB@.)

OKK (Ihne) 4<8> BCI\[VKT DHRKF VKRV (BDV) Fhtk? 8 8< OOheuhry, 4 4<8> ((R@NGV-8) | | VNIK ?? (>.2< h.i. tc 84.2< p.i)

Furhtnce? 2 2 @ @curs | | I Ihx. I Ihrms? 2 27< R[DOKBV ?? B B@KINRVT^

SSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSS SSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSS SSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSS SSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSS SSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSS SSSSSSSSSSSSSSS

Tkscehebk Kfuvketurks Atf. Tkjnstkrkf Tkjnstkrkf & Bcrpcrhtk Cggnbk? BJ Vcwkr, H-67 & ;4, N\NH, Ekhr Bnty Ihaa, O`hahwhr Tchf, Mcth (Tho.)-246<<; Vka.Ec.? <:66-77<::::, 2<848<<, 2<84444, 772;;;; | Vcaa Grkk? 80<< 4;0 ;;;; | Ghx? +>8-<44-2>87:444 +>8-<44-2>87:4 44 | <0<<2 666 000 Zkdsntk? www.rkscehebk.hb.ne | K-ihna? bcethbtLrkscehebk.hb.ne K-ihna? bcethbtLrkscehebk.hb.ne | BNE? [0<2<4TO4<<:\AB<46<4>

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| OKK IHNE-4<8> | FHVK ? 8<-<8-4<8> (R@NGV-8) | B@KINRVT^

\HTV ? B@KINRVT^ Rtrhnj`t Cdokbtnvk Vypk ( ) V`ns skbtnce bcethnes 2< iuatnpak b`cnbk qukstnces. Khb` qukstnces. Khb` qukstnce `hs 6 b`cnbks (8), (4), (2) hef (6) gcr nts heswkr, cut cg w`nb` Ceay Cek ns Cek ns bcrrkbt. da ]m.I ksh 2< jRhH nzT=sf nz'u fs 6 gcf^n (8), (4), (2) rGmm (6) jRhY gtuksh as jRH 8.

V`k bcrrkbt strubturk cg prcfubt ‐\„ ne t`k gcaacwnej rkhbtnce ns ? EKt

2 \ Hse ‒Rkr + (B@2 BC) 4 C   

(Kxbkss)

guKu vg@mgÐ=m ksh iTnme ‐\„ f` f` aj` ahopum jR& EKt

2 Hse ‒Rkr + (B@2BC)4 C     \

( vmg/mF= )

C CBCB@2 C

(8)

E @

@2B

E@4

C

@ E C@ C

(4)

E @

E @

@2B

C C@

C

E@4

CBCB@2

C E@BCB@2 C

C

(2)

E @

@2B

E @

CBCB@2

C C@

(6) @2B

C

E @

E @

(4) C

E@4 ‒B@‖BC ‒E@‖B@ ‒BCC@ B@4 ‒B ‒E@4

B@4 ‒C@

C

4.

E@BCB@2 C

C

Rca.

C@

C

CBCB@2

Hes.

C

+ Hb4C

Kt2E    

B@2 ‒B ‒E@ ‒B@ ‒B ‒E@‖B@ ‒BCC@ C

B@4 ‒B ‒E@4 B@4 ‒C ‒B ‒B@2 C

C

Bcesnfkr t`k jnvke pacts gcr h rkhbtnce cdkynej Hrr`kenus kquhtnce (<¼B 1 V 1 2<<¼B) ? (m hef Kh hrk rhtk bcesthet hef hbtnvhtnce kekrjy, rkspkbtnvkay)

M

Kh (N)

B`ccsk t`k bcrrkbt cptnce ? (8)  ns rnj`t dut NN ns wrcej (2)  ns wrcej dut  ns rnj`t

(4) Dct`  hef  hrk wrcej (6) Dct`  hef  hrk bcrrkbt







| OKK IHNE-4<8> | FHVK ? 8<-<8-4<8> (R@NGV-8) | B@KINRVT^

vmjs gu=a _ ak`fo.m fms fms kmuus cmy` ,f vg@mgÐ=m fs fs gy, vmos vmos]mmsh no no gcpmo gcpmo f`gt, (<¼B 1 V 1 2<<¼B), (m rGmm Kh Ðk'm% eo gu=rmhf rGmm rGmm ahÐk.m Ëtm_ jRh )

M

Kh (N)

aj` gcf^n pqgu=s ? xyr jR (8)  aj` jR no[rq NN xyr (2)  xyr jR no[rq  aj` jR Hes.

(6)

Rca.

m



xyr (4)  rGmm  emsumsh xyr

jRh aj` jRh (6)  rGmm  emsumsh aj`

‒Kh / TV

Hk

m fkbrkhsks kxpceketnhaay wnt` Kh  Gnrst jrhp` ns bcrrkbt.

Dut tkipkrhturk ns jnvke ne ¼B Rc, m  < ht <¼B.  Gcr tkipkrhturk dktwkke <¼B hef 2<<¼B, jrhp` wnaa bcik anmk (NN) M

‒Kh / TV



Hk

M, Kh fs 

amGm po3mmrmhf` ?n as 3mWrm jRH (N) vmos]m aj` jRH

no[rq rmnkmu rmnkmu ¼B ksh ge=m x=m jR vr% vr% <¼ no m  <  rmn <¼B rGmm 2<<¼B fs k/= vmos]m (NN) tRam jmsxmH







| OKK IHNE-4<8> | FHVK ? 8<-<8-4<8> (R@NGV-8) | B@KINRVT^ 2.

Bcesnfkr t`k gcaacwnej rkfubtnce prcbkssks ?

guKu vnp=u nzÐkmsh no no gcpmo f`gt,& _e4+ + 4k ‒  _e(s) =

K< 9 ‒<.:7 W

Bh4+ + 4k ‒  Bh(s) =

K< 9 ‒4.07 W

Ij4+ + 4k ‒  Ij(s) =

K< 9 ‒4.27 W

En4+ + 4k ‒  En(s)=

K< 9 ‒<.4; W

V`k rkfubnej pcwkr cg t`k ikthas nebrkhsks ne t`k crfkr ?

/mmrqvmsh f` f` vnpm=f amkG=_ da Ðk ksh b1s+x`& (8) Bh 1 Ij 1 _e 1 En

(4) En 1 _e 1 Ij 1 Bh

(2) Bh 1 _e 1 Ij 1 En

(6) _e 1 Ij 1 En 1 Bh

Hes.

(4)

Rca.

@nj`kr t`k RC\, `nj`kr wnaa dk rkfubnej pcwkr.

i\p RC\, kmu kmu jmsus noY vnpm=f vnpm=f {mkrm vg/mf jmsr` jRH 6.

Z`nb` `yfrcjke ne bcipcuef (K) ns khsnay rkpahbkhdak furnej drcinehtnce rkhbtnce ne prkskebk cg anj`t3 B@2 ‒B@4 ‒B@9B@4 







(K) (8)  ‒`yfrcjke

(4)  ‒`yfrcjke

(2)  ‒`yfrcjke

(6)  ‒`yfrcjke

=mRgxf (K) ksh nzfm'm f` ingAGmgr ksh bzmskùs'mu vg@mgÐ=m fs b`p fmRu jmdIªmstu vmamu` as gcAGmmgnr gf= m tm afrm jR 3 B@2 ‒B@4 ‒B@9B@4 







(K) (8)  ‒ jmdIªmstu

(4)  ‒ jmdIª tu ms

Hes.

(4)

Rca.

Haayanb rhfnbha ns icrk sthdak.

(2)  ‒ jmdIªmstu

AGmm=` jmsrm jRH ,ymdgyf kwyf vg/mf AGmm=` ;.

Znamnesce bhthayst ns ?

gcygf[au iTnzsof jR& (8) ](Kt2\)2rBaY (Kt 9 B4@;)

(4) ](Kt2\)2T`BaY

(2) ](\`2\)2T`BaY

(6) ](\`2\)2rBaY

Hes.

(2)

Rca.

~ Tkgkr Ectks umsW a

esh]msH

(6)  ‒ jmdIª jmdIª mstu








Z`nb` cg t`k jrhp`s s`cwe dkacw fcks ect rkprksket t`k rkahtnces`np dktwkke nebnfket anj`t hef t`k kakbtrce kokbtkf grci iktha surghbk 3

(8)

Ec. cg Kakbtrces

M.K. cg Kakbtrce

(4)

<

(2)

<

Kekrjy cg Anj`t

M.K. cg Kakbtrce

(6)

<

Grkqukeby cg Anj`t

M.K. cg Kakbtrce

<

Grkqukeby cg Anj`t

Netkesnty cg Anj`t

u`ps nzeg'm_r xzmX ksh as as fmRu&am vmngrr nzfm'm rGmm /mmrq nl nl"D as gu"fmgar dys FWªmZu fs b`p fm aKb[/m aj` 1h x as uj`h vg@mC=Fr form jR Q dysFWªmZu f` ah]=m

dysFWªmZu f` xgrt Ëtm_

(8)

(4)

<

(2)

<

nzfm'm f` Ëtm_

nzfm'm f` vmclgr

dys FWªmZu f` xgrt Ëtm_

dysFWªmZu f` xgrt Ëtm_

(6)

< <

Hes.

Rca.

nzfm'm f` vmcl gr

(2)

MKihx 9 ` ‒`<

M.K. cg Kakbtrce

the9 ` Netkrbkpt 9 ‒`< Grkqukeby cg Anj`t

nzfm'm f` r`czrm









| OKK IHNE-4<8> | FHVK ? 8<-<8-4<8> (R@NGV-8) | B@KINRVT^ dysFWªmZu f` xgrt Ëtm_

MKihx 9 ` ‒`< the9 ` Netkrbkpt 9 ‒`<

Rca.

nzfm'm f` vmclgr :.

Z`nb` fnbhrdcxyanb hbnf ne prkskebk cg h fk`yfrhtnej hjket ns akhst rkhbtnvk tc jnvk he he`yfrnfk 3

guKu ksh as fmRu Imdfmbm_ gFagyf vKy gut_y`fmof f` ingAGmgr ksh ,f ,ujmdIª mdI esus fs gy, abas fk vg@mgÐ=m'm`y jR Q B@4

BC4@

BC4@

(4)

BCC@

BCC@

@4B

(8)

C

BCC@

(2)

@4B

(6) BCC@

B@4

@4B

C@

@4B

C@ C

Hes.

(4) C B@4‖B@4‖BCC@

Rca.

@ C

B@4‖B@4‖BCC@

4    



B@4‖B@4‖B

C

B@4‖B@4‖B C

: ikidkr bybanb he`yfrnfk ns akss sthdak. dI fk AGmm=` jRH : aeA= pÐ`= ,ujmdIªmdI 0.

Hes.

V`k typk cg `ydrnfnshtnce hef euidkr cg acek phnr(s) cg kakbtrces cg Pk ne PkCG6, rkspkbtnvkay, hrk ? (8) sp2f4 hef 8 (4) sp2f4 hef 4 (2) sp2f hef 8 (6) sp2f hef 4 PkCG6 ksh Pk fs ahfo.m rGmm ,fmf` ,fmf` dys FWªmZu =qPkmsh f` ah]=m Ðk'm% jRh& 2 4 (8) sp f rGmm 8 (4) sp2f4 rGmm 4 (2) sp2f rGmm 8 (6) sp2f rGmm 4 (8) C G

Rca. >.

G

G

Pk ..

G

V`k fkbrkhsnej crfkr cg khsk cg hamhanek `yfrcaysns gcr t`k gcaacwnej kstkrs ns

guKu ,AWomsh fs fs gy, {mmo`= ty vn3mWu fs vmamu` as jmsus fm 3mWrm Ðk jRY BCCB4@; ()

Ba

BCCB4@; ()







| OKK IHNE-4<8> | FHVK ? 8<-<8-4<8> (R@NGV-8) | B@KINRVT^ 8<.

Z`nb` cg t`k gcaacwnej ns ect he kxhipak cg `ktkrcjkekcus bhthaytnb rkhbtnce 3 (8) Cstwhaf„s prcbkss (4) @hdkr„s prcbkss (2) Bcidustnce cg bcha (6) @yfrcjkehtnce cg vkjkthdak cnas

guKu ksh as fmRu gc"mkmh gc"mkmhx` iTnzsof`= vg@mgÐ=m vg@mgÐ=m fm iemjo.m uj`h uj`h jR Q (8) vmsAWcmÎ nzÐk (4) jRbo nzÐk (2) fms=ys fm (6) cuAngr rsymsh fm jmdIªmstu`fo.m fm eju Hes. Rca.

(2) (8) (4) (2) (6)

Bhthayst \t Cxnfk cg Gk, M, Ha ec `ktkrcjkekcus bhthaytnb En

Cstwhaf prcbkss @hdkr prcbkss Bcidustnce cg bcha @yfrcjkehtnce

(8) vmZAWcmÎ nzÐk (4) jsbo nzÐk fm eju (2) fms=ys fm (6) jmdIªmstu`fo.m 88.

\t Gk, M, Ha fs fs

vmZFamdI gc"mkmhx` iTnzso.m uj`h uj`h En

Anqunfs H hef D gcri he nfkha scautnce ne t`k ketnrk bcipcsntnce rhejk. Ht 2;< M, t`k vhpcr prkssurks cg purk H hef purk D hrk : Ú 8<2 \h hef 84 Ú 8<2 \h, rkspkbtnvkay. V`k bcipcsntnce cg t`k vhpcr ne kqunandrnui wnt` h scautnce bcethnenej 6< icak pkrbket cg H ht t`ns tkipkrhturk ns ? ezc H rGmm D nwos ah3mWu fs noma ksh ,f ,f vme'm_ gcy=u bumrs jRhH 2;< M no 'mq) H fm cm"n emb rGmm 'mq ) D fm cm"n emb Ðk'm% : Ú 8<2 \h rGmm 84 Ú 8<2 \h jRH da rmn noY ia cm"n cm"n fm ah3mWu F=m jmsxm tms H fs 6< kmsy

nzgr'mr gcy=u fs amGm amGm amK= ksh jR& Hes. Rca.

(8) xH 9 <.40 = xD 9 <.:4 (2) xH 9 <.2: = xD 9 <.72 (8) xH xD

9

\H < x 'H <

\D x 'D

(4) xH 9 <.:7 = x D 9 <.46 (6) xH 9 <.6 = x D 9 <.7

2

9

<.6  9 2 8< <.7 

:  8< 84 

40 :4

9

: 80

x„H & x„D hrk icak grhbtnce ne anqunf sthtk c vcAGmm ksh kmsy g@m[u jRH x„H c x„D ez xH 9 84.

: 4;

9 <.40 =

xD 9

80 4;

9 <.:4

V`k kggkbt cg ahet`hecnf bcetrhbtnce ne t`k ahet`hecnf skrnks cg kakikets dy he hef ahrjk ikhes ? (8) nebrkhsk ne htcinb rhfnn hef fkbrkhsk ne ncenb rhfnn (4) fkbrkhsk ne dct` htcinb hef ncenb rhfnn (2) nebrkhsk ne dct` htcinb hef ncenb rhfnn (6) fkbrkhsk ne htcinb rhfnn hef nebrkhsk ne ncenb rhfnn

rTcmsh fs yR[GmsumdI Ol Olh]mym ksh yR[GmsumdI ahfqpu amkm[=r=m e'mm_ e'mm_rm jR&








V`k nebrkhsnej crfkr cg t`k pMh vhauks cg t`k gcaacwnej bcipcuefs ns ?

guKu =mRgxfmsh fs pMh fm b1+rm jqvm Ðk jRY C@

C@

C@

C@

EC4 EC4

Hes. Rca.

CIk

H D B F (8) B 1 D 1 H 1 F (4) D 1 B 1 F 1 H (2) D 1 B 1 H 1 F (6) F 1 H 1 B 1 D (2) Kakbtrce wnt`frhwnej jrcup nebrkhsks hbnfnb strkejt` hef Kakbtrce rkakhsnej jrcup fkbrkhsks hbnfnb strkejt`.

dys FWªmZu xzmj` akw j vKy`=rm b1+ mrm jR vmR o dys FWªmZu emrm akwj vKy`=rm vKy`=rm fk form jRH 86. Hes. Rca.

V`k tctha euidkr cg nscikrs gcr h squhrk pahehr bcipakx ]I(G) (Ba) (RBE) (EC4)Y ns ?

cx_ akry` akry` ahf y q ]I(G) (Ba) (RBE) (EC4)Y fs fs gy=s akmc=gc=msh (vmdamskoms)h f` fqy ah]=m jms jmsx`& (8) 87 (2)

(4) 6

]I(G) (Ba) (RBE) (EC 4)Y  ]I(G) (Ba) (EBR) (EC 4)Y  ]I(G) (Ba) (RBE) (CEC)Y  ]I(G) (Ba) (EBR) (CEC)Y 

(2) 84

(6) 0

Ec. cg Nscikrs 2 2 2 2 Vctha 9 84

Z`nb` prkintnvk uent bkaa `hs uekquha kfjk akejt`s (h  d  b) hef haa hxnha hejaks fnggkrket grci gr ci ><¿ 3 (8) Icecbanenb (4) Vrnbanenb (2) @kxhjceha (6) Vktrhjceha gfa v@mmV= ,ff fms fmsg"Dfm ksh vakmu vakmu fmso yKbmd_ (h  d  b) jmsr` jR rGmm a@m` v{m`= fms.m ><¿ as g@m[u jmsrs jR3 (8) g}akyKbm{m (4) g9murm{m (2) "mWfms.m`= (6) ,furm{m Hes. (4) Rca. Ghbtuha rG=mTkfH rG=mTkfH 8;.

87.

Hes. Rca.

V`k vhauks cg M\ /MB gcr t`k gcaacwnej rkhbtnces ht 2<< M hrk, rkspkbtnvkay ? (Ht 2<< M, TV 9 46.74 fi2 hti ica ‒8) h fs gy, M\ /MB fs kmu Ðk'm% jmshxs (2<< 2<< M noY guKu vg@mgÐ=mvms fs (2<< M no TV 9 46.74 fi2 hti ica ‒8) E4(j) + C4(j) 4EC(j) E4C6(j) 4EC4(j) E4(j) + 2@4(j) 4E@2(j) 4 2 ‒ ‒ (8) 8,6.8 Ú 8< fi hti ‒8 ica, 7<7 fi7 hti4ica ‒4 (4) 8,46.74 fi2 hti ‒8 ica ‒8, 8.7; Ú 8< ‒2 fi ‒7 hti4ica ‒4 (2) 46.74 fi2 hti ica ‒8 7<7.< fi7 hti4 ica ‒4, 8.7; Ú 8< ‒2 fi ‒7 hti ‒4 ica4 (6) 8,46.74 fi2 hti ica ‒8, 7<7.< fi7 hti4ica ‒4 (4) e







| OKK IHNE-4<8> | FHVK ? 8<-<8-4<8> (R@NGV-8) | B@KINRVT^ 8:.

V`k ihocr prcfubt cg t`k gcaacwnej rkhbtnce ns ? B@2C

B@4Ba

(n ) HaBa2 ( he`yf.)

       

(nn) @4C

guKu vg@mgÐ=m fm kqkq]= iTnme jR& B@2C

B@4Ba

(n) HaBa 2 ( gut_ y.)

       

(nn) @4C

B@2C

B@2C

(8)

(4) CB@2 B@2C

B@2

(2) Hes.

(6)

B@2

(8) IkC B@4 ‒Ba

Rca. IkC

IkC HaBa2    



 

IkC   

80.

V`k kakbtrcekjhtnvnty cg hauinenui ns sninahr tc ? (8) Ant`nui (4) Bhrdce (2) Dcrce

,^=wgkgu=k f` gc|q gc|qr S.mmTkfrm guKu ksksh as gtafs akmu jR cj jR& (8) y`gGm=k (4) fmb_u (2) bmsomZu

(6) Dkryaanui (6) bso`gy=k

Hes. Rca.

(6) Dk (fnhjceha rkahtnces`np). Dk ±gcf.m_ aKb[/m¹

8>.

V`k b`kinbha ehturk cg `yfrcjke pkrcxnfk ns ? (8) Cxnfnsnej hjket ne hbnfnb ikfnui, dut ect ne dhsnb ikfnui. (4) Cxnfnsnej hef rkfubnej hjket ne dct` hbnfnb hef dhsnb ikfnui. (2) Tkfubnej hjket ne dhsnb ikfnui, dut ect ne hbnfnb ikfnui. (6) Cxnfnsnej hef rkfubnej hjket ne hbnfnb ikfnui, dut ect ne dhsnb ikfnui.

jmdIªmstu nomFamdI f` f` omam=guf nzf gr l jR& (8) vKy`= km/=k ksh vmFa`fmof ?n kshY no[rq {mmo`= km/=k ksh uj`h vKy`= rGmm {mmo`= emsumsh km/=kms km/=kmsh ksh vmFa`fmof rGmm vnpm=f fs ?n ksh







| OKK IHNE-4<8> | FHVK ? 8<-<8-4<8> (R@NGV-8) | B@KINRVT^ 4<.

H prcbkss `hs @ 9 4<< O ica ‒8 hef R 9 6< OM ‒8 ica ‒8. Cut cg t`k vhauks jnvke dkacw, b`ccsk t`k ineniui tkipkrhturk hdcvk w`nb` t`k prcbkss wnaa dk spcethekcus ? ,f nzÐk ksh @ 9 4<< O ica ‒8 rGmm R 9 6< OM ‒8 ica ‒8 jRH u`ps ge=s x=s vm¡ fI+msh ksh as as ia guKurk rmn fm

pqumc fgo=s gtafs Ëno nzÐk Acr% jmsxm& Hes. Rca.

(8) ; M (8) J 9 @ ‒ VR 9 < V9

48.

Hes. Rca.

@ R

9

4<< 6<

(4) 84 M

(2) 6 M

(6) 4< M

9 ; M.

Zhtkr gnaakf ne twc jahssks H hef D `hvk DCF vhauks cg 8< hef 4<, rkspkbtnvkay. V`k bcrrkbt sthtkiket rkjhrfnej t`ki, ns ? (8) H ns icrk pcaautkf t`he D. (4) Dct` H hef D hrk sunthdak gcr frnemnej. (2) H ns sunthdak gcr frnemnej, w`krkhs D ns ect. (6) D ns icrk pcaautkf t`he H ems gxymamsh H rGmm D, ks ksh @mos jq, nmu` fs DCF DCF fm kmu Ðk'm% 8< rGmm 4< jRH aj` fGmu fms njpmgu=s& (8) H, D f` rqyum ksh V=mem (4) H rGmm D, ems V=mem nz ewg"mr jRH emsumsh j` nùs fs gy, gy, in=qFr jRhH (2) H nùs fs gy, in=qFr jR tbgf D uj`h jRH (6) D, H f` rqyum ksh V=mem nz ewg"mr jRH (6) Bakhe whtkr wcuaf `hvk DCF vhauk cg akss t`he ; ppi w`krkhs `njày pcaautkf whtkr bcuaf `hvk h DCF vhauk cg 8: ppi cr icrk. Ac\E ty ksh DCF fm kmu ; ppi as fk jmsxm tbgf vT=g/mf vT=g/mf nzewg"mr ty ksh DCF fm kmu 8: ppi =m iaas

vg/mf jms afrm jRH 44.

V`k ihocr prcfubt gcrikf ne t`k rkhbtnce jnvke dkacw wnaa dk ?

u`ps e` xd_ vg@mgÐ=m ksh buus cmym kq]= iTnme jmsxm& E@4

EhEC4

     

Hq. @Ba, < ‒ ; ¿B

C@

(8)

(4)

C@

EC4

(2) Hes. 42.

(6)

EC4

(DCE[R) V`k tctha euidkr cg nsctcpks cg `yfrcjke hef euidkr cg rhfnchbtnvk nsctcpks hicej, t`ki, rkspkbtnvkay, hrk ? (8) 2 hef 4 (4) 4 hef < (2) 2 hef 8 (6) 4 hef 8 jmdIªmstu fs akAGmmgufms akAGmmgufmsh f` fqy ah]=m =m rGmm iuksh osgI=ms/mk`_ mk`_ akAGmmgufmsh f` ah]=m Ðk'm% jRh ?









| OKK IHNE-4<8> | FHVK ? 8<-<8-4<8> (R@NGV-8) | B@KINRVT^ 46. 46.

@haa-@krcuat„s prcbkss ns jnvke dy ? (8) 4Ha4C2 + 2B  6Ha + 2BC4 (2) _eC + B

Bcmk, 87:2 M

      

_e + BC

(4) Bu+4 (hq) + @4(j)  Bu(s) + 4@+(hq) (6) Br4C2 + 4Ha  Ha4C2 + 4Br

jmy&jsomZ^W nz Ðk guKu jR% (8) 4Ha4C2 + 2B  6Ha + 2BC4 Hes. Rca.

4;.

fms f, 87:2 M (2) _eC + B        _e + BC (8) Ha4C2 (icatke) + B (hecfk)  Ha + BC + BC 4 Ha4C2 xgyr ( ) + B ,ums ( I )  Ha + BC + BC4

(4) Bu+4 (hq) + @4(j)  Bu(s) + 4@+(hq) (6) Br4C2 + 4Ha  Ha4C2 + 4Br

Ng fnbxàcrcikt`hek (FBI) hef whtkr (@4C) hrk uskf gcr fnggkrketnha kxtrhbtnce, w`nb` cek cg t`k gcaacwnej sthtkikets ns bcrrkbt 3 (8) FBI hef @4C wnaa ihmk turdnf/bcaacnfha inxturk (4) FBI hef @4C wnaa dk insbndak bakhray (2) FBI hef @4C wcuaf sthy hs acwkr hef uppkr ahykr rkspkbtnvkay ne t`k R.G. (6) FBI hef @4C wcuaf sthy hs uppkr hef acwkr ahykr rkspkbtnvkay ne t`k skphrhtnej gueeka (R.G.) =ge ImdFymsomsks Gms Gmsu (FBI) rGmm ty (@4C) fms vcfy gu"f"m_.m ksh nz nz=msx gf=m tmrm jR rms rms guKu ksh as fmRu am

fGmu aj` jR Q h (8) FBI rGmm @4C ,f vmgcyLfmsymdI` gcy=u bum=s xs gkO.m`= jmshxs (4) FBI rGmm @4C An"W ?n as gkO.m`= Ðk'm% guKu rGmm i\p arjms arjmsh ksh ?fshxs (2) FBI rGmm @4C nlGmFfmo` Xusy ksh Ðk'm% (6) FBI rGmm @4C nlGmFfmo` Xusy ksh Ðk'm% Ðk'm% Ëno` rGmm gupys gupys @mmx ksh ?fs xs h Hes.

(2)

47.

V`k ihocr prcfubt cg t`k gcaacwnej rkhbtnce ns ? Dr

\`

MC@ hab ( kxbkss)        

Dr









| OKK IHNE-4<8> | FHVK ? 8<-<8-4<8> (R@NGV-8) | B@KINRVT^ 4:. Hes. Rca. 40.

Hes. Rca.

V`k iktha uskf gcr ihmnej P-rhy tudk wnefcw ns ? P- gfo.m uy` fs cmrm=u fms bumus fs gy, nz=qFr (8) Eh (4) Bh (2) Ij (6) Negcrihtnvk awpumTkfH

H inxturk cg 8<< i ica cg Bh(C@)4 hef 4 j cg scfnui suap`htk whs fnsscavkf ne whtkr hef t`k vcauik whs ihfk up tc 8<< iA. V`k ihss cg bhabnui suap`htk gcrikf hef t`k bcebketrhtnce cg C@ ‒ ne rksuatnej scautnce, rkspkbtnvkay, hrk ? (Icahr ihss cg Bh(C@)4, Eh4RC6 hef BhRC6 hrk :6, 862 hef 827 j ica ‒8, rkspkbtnvkay= Msp cg Bh(C@)4 ns ;.; Ú 8< ‒7) fs ,f gkO.m gkO.m fms fms ty ksksh 3mmsyfo iafm vm=ru 8<< iA rf gf=m gf=m 8<< i ica Bh(C@)4 rGmm 4 j amsgI=k a^XsW fs x=mH bus jq jq, gcy=u ksh fR g^'m=k a^XsW fm ezC=kmu rGmm C@ ‒ f` am[ezrm Ðk'm% jRhY (Bh(C@)4, Eh4RC6 rGmm C=kmu jRh Ðk'm% :6, 862 rGmm 827 j ica ‒8, Bh(C@)4 fm Msp 9 ;.; Ú 8< ‒7) BhRC6 fs kmsyo ez (8) 82.7 j, <.86 ica A ‒8 (4) 82.7 j, <.40 ica A ‒8 (2) 8.> j, <.40 ica A ‒8 (6) 8.> j, <.86 ica A ‒8 (2) Bh(C@)4 + Eh4RC6  BhRC6 + 4 C@ ‒ 4<<<

8<< iica

864

9 82.>07  86 inanica ihss cg BhRC69

86  827 8<<<

ezC=kmu 9 BhRC6 fm z ]C@ ‒Y 9 4>. Hes. Rca.

(6) Dk

40 8<<

86 iica

40 iica

9 8.> j

86  827 8<<<

9 8.> j

9 <.40 I

Vwc pn hef `hag snjih dcefs hrk prksket ne ?

ems nmd_ rGmm vm/mm vm/mm gaPkm vmb[/m vmb[/m guKu ksh as gfaks gfaksh ingAGmr jRh Q (8) E4+ (4) C4 (8) E4+ 9 mm 4s4 *4s4  4p4x p4x  4p4y  4p8z 8

(2) C4+

(6) E4







JEE Main 2019 Chemistry January Attempt Shift - 1(10th January, 2019)

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