Page 3 - chemistry exclusive short suggestion

imvqb G·K¬zwmf mv‡Rkb
 cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW +* cøvRwgW +*
 cøvRwgW + * cøvRwgW +* cøvRwgW * cøvRwgW + cøvRwgW + cøvRwgW  cøvRwgW + cøvRwgW +cøvRwgW + cøvRwgW +  cøvRwgW  cøvRwgW + cøvRwgW  +  cøvRwgW +* cøvRwgW + cøvRwgW +* cøvRwgW +* cøvRwgW +* cøvRwgW + cøvRwgW + cøvRwgW +* cøvRwgW +* cøvRwgW +* cøvRwgW +* cøvRwgW +* cøvRwgW + * cøvRwgW +*
 gviKvwii cigvbyi †iLv eY©vjxi  = 540nm, 630nm,  B‡jKUªb Avwe®‥vi‡R.†R _gmb (1897)
680nm.  B‡jKUª‡bi bvgKiY‡R. †÷vbx|
 ÷ªbwmqvg (Sr) cigvbyi †iLv eY©vjxi = 468nm,  ‡cÖvUb Avwe®‥vi‡Mvì÷vBb (1886)/iv`vi‡dvW©|
465nm, 476nm, 490nm, 669nm, 678nm,  ‡cÖvUb, bvgKiY †R.†R. _gmb (1907)/P¨vWDBK|
715nm.  wbDUªb bvgKiYP¨vWDBK (1932)
©
 dm‡dvi Gi Zi½ •`N¨ 230-375nm e
 gvbe‡`‡n wewKwiZ IR iwk¥i cwimi-  AbycvZ ‡ei K‡ib‡R.†R. _gmb (1897)
8 m  12 m / 8000 nm . 12000 nm . m
 cvigvbweK msL¨v wbY©q c×wZ‡gvm‡j (1913)
 Far-IR ‡`‡ni Z¡K †f` Ki‡Z cv‡i  4cm. 
 Avgv‡`i †`‡n cvwbi cwigvb 70%  ‣Zj we›`y cix¶vi mvnv‡h¨ e wbY©qievU© wgwjKb|
  cwji eR©b bxwZcwj (1925)
©
 NaCl ‡h․‡M Na Gi AvqwbK e¨vmva 95pm.  wiU‡Ri ms‡hvRb bxwZwiUR (1908)

©
 KCl ‡h․‡M K Gi AvqwbK e¨vmva 133pm.
  MRI D™¢veb K‡ibPaul C. lauterbur I Peter
©
 AgF ‡h․‡M F Gi AvqwbK e¨vmva 135pm. Mansfield

©
 AgCl ‡h․‡M Cl Gi AvqwbK e¨vmva 181pm.  ‡µvgv‡UvMÖvwd D™¢veb K‡ibwgLvBj †mv‡qU (1903)
 CCl 4 I cvwbi e›Ub ¸bv¼-80
1 Example
[cvwb I CCl 4- Gi e›UK ¸Yv¼ = = 0.0125]
80  ¯
vqx g~j KwYKvB‡jKUªb, †cÖvUb, wbDUªb|
 Rf- Gi gvb-1 Gi Kg R f   1  A¯
vqx g~j KwYKvwbDwUª‡bv, A¨vw›U wbDwUª‡bv, MÖ¨vwfUªb,
4
 MRI- G e¨eüZ †iwWI Zi‡½i wd«Kz‡qwÝ  110 Hz. cwRwUª‡bv, †gmb, †evmb, cvBIb, wgDIb|
 K‡¤úvwRU KwYKvAvjdv KYv, wWD‡Uib|
1
H
wkLv cix¶vq †g․‡ji eY ©  H-cigvbyi AvB‡mv‡Uvc†cÖvwUqvg  , wWD‡Uwiqvg
1
3
2
†g․j eY© ‡g․j eY©  , wUªwUqvg 
H
H
1
1
+
Na ‡mvbvjx njy` Cu bxjvf meyR  cøvRwgW + * cøvRwgW +* cøvRwgW + * cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW +cøvRwgW + cøvRwgW +  cøvRwgW  cøvRwgW + cøvRwgW +  cøvRwgW +* cøvRwgW +* cøvRwgW +* cøvRwgW +* cøvRwgW +* cøvRwgW +* cøvRwgW + cøvRwgW +* cøvRwgW +* cøvRwgW +* cøvRwgW +* cøvRwgW +* cøvRwgW +* cøvRwgW +  AvB‡mvevi Cu I Zn C I N .  cøvRwgW + * cøvRwgW +* cøvRwgW + * cøvRwgW + cøvRwgW + cøvRwg
64
14
14
64
,
2+
K ‡e¸wb Cu meyR 29 30 6 7
14
16
2+
Rb ‡e¸wb Cr meyR  AvB‡mv‡Uvb C I O.
8
6
2+
Ca B‡Ui b¨vq jvj Co ‡Mvjvcx  Av‡cw¶K cvigvbweK fi cÖKv‡ki †¯‥j H -‡¯‥j,
1
2+
Sr wµ÷vj †iW Mn ‡Mvjvcx 16 12 1
3p
Ba Av‡cj wMÖb Mn ‡e¸wb O-‡¯‥j, C -‡¯‥j|
16
2+
As bxj Ni meyR  Aw·‡R‡bi AvB‡mv‡Uvc 3wU O , 17 O , 18 O .
3P
Cs bxjvf †e¸wb V meyR  Kve©‡bi AvB‡mvUc2wU- C , 13 . C
12
2P
Li jvj Fe meyR 35 37
3P
Mo njy`vf meyR Fe nvjKv ev`vgx  ‡K¬vwi‡bi AvB‡mv‡Uvc Cl , Cl.
Be eY©nxb  dm‡dviiƒ‡c e¨eüZ nqRwUj avZe A·vBW,
Mg eY©nxb j¨vš
vbvBW|
 ZvcgvÎv e„w×i d‡j `ªve¨Zv n«vm cvq Ca(OH) 2,
Avwe®‥viK, mvj Ca(NO 3) 2
©
 Plum-pudding cigvby g‡Wj_gmb (1898)  EaŸ©cvwZZ c`v_Kc~©i, b¨vd_vwjb, †ebRwqK GwmW,
  - KYv we‪QziY cix¶viv`vi‡dvW© (1911) Av‡qvwWb|
©
 ‡evi cigvby g‡Wjbxjm †evi (1913)  cigvbyi AwefvR¨ KwYKvB‡jKUªb, †KvqvK|
Ö
 B‡jKUª‡bi KYv I Zi½ ag© cKvkjyB wW eªMjx (1924)  ¯
vqx †KvqK© KwYKvAvc †KvqvK©, WvDb †KvqvK©|
 wÎgvwÎK Zi½ ejwe`¨vi mgxKiY‡mªvwWÄvi (1926)  KwYKviv fi AR©b K‡iwnMm KYvi ms¯ú‡k©|
 nvB‡Rbev‡M©i AwbðqZv bxwZnvB‡RbevM© (1926)  cvwb‡Z AwZgvÎvq `ªeYxq- NaCl, CuSO 4, K 2SO 4,

 cÖavb †Kvqv›Uvg msL¨v‡evi & Pb(NO 3) 2, Na 2CO 3, KNO 3, HSO .
4
 mnKvix †Kvqv›Uvg msL¨vmgviwdì|  Lv`¨ je‡Y wgwkªZ _v‡K- CaCl 2, MgCl 2,CaSO 4,
 Pz¤^Kxq †Kvqv›Uvg msL¨vwRg¨vb| MgSO 4.
©
 N~Yb †Kvqv›Uvg msL¨vD‡jb †eK I ¸ì w¯§_|  c„_KxKi‡Yi †¶‡Î Av`k© `ªe-B_vi|
 cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW + cøvRwgW +*

cøvRwgW -7