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Coordination Chemistry Notes

The document discusses coordination compounds, including their classifications such as simple, mixed, and complex types. It covers various aspects of coordination chemistry, including coordination numbers, ligand types, and the stability of complexes. Additionally, it touches on the color properties of complexes and factors affecting their stability and geometry.

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0% found this document useful (0 votes)
154 views12 pages

Coordination Chemistry Notes

The document discusses coordination compounds, including their classifications such as simple, mixed, and complex types. It covers various aspects of coordination chemistry, including coordination numbers, ligand types, and the stability of complexes. Additionally, it touches on the color properties of complexes and factors affecting their stability and geometry.

Uploaded by

ankemaprna
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as PDF, TXT or read online on Scribd
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Coordinaion

Simple
Com pouuds
(Noo,n9cle) Basic Mixed
Acidic
Coutcuna KNa SO4(koH+Maoso)
(Nensoe )

Complex
(2oruore noru sats
Double
(20ruore Simple
fonised
- not to07.
S04s )
- Sol.d tate Jous
i r e es of aw
- do not
-aires tes for
cl ccel-feCcN),+14KcN
Sous resentint K4lFe
2
A40es o 9on
(GAS (Peso.(rku), So,.6M,6)
k<l.mg Cla.6Hd
Cornelti te

* Alai
M+3
MN (S0u)a-2Heo
(AQ+3,fe+3, crt3 )

M, (Sou),.N2(sou).24Hyo (NOt,Kt,Rb,C+
Suclisize
pphigh
- Coordinaion NwmbeY:
|noof p accepted
.of atous in suroudiug

by P4+2, pd+2,A+,Ag3
+3 ious (fe*,cyt, cots.
42 i0nS -’(Nt2 (H20ta) ) ’ 6
AutAg* ’2
One donor Se mono dented Lisgod

2 door sie

( for 4ueuber ring


foru 3 neuber - monodee aso
bideued
culled fexdeted
Mot
(S a2 -,So
3 memb
Stable
bide ed or didented
S,6,7 member
e§- EAhoe Cue)diaine
(en) NR-e-cH2-NH
NH-cM,-9
Cao?- (ox?-) - Giycinate (g'y )
phenathhroline
(phen)
Pipyridene Coip) -

-
Acety acetonate (acac-) - Dimethy glyoxiae
(dng-)
CH3 o
Mot

- Tridee
(dieu) (diehyenetngueue)
tetraanine)
(4ríQn ) (tehy
Tetrodentate 4 (ríen) (4e4hu
en)(tetroethylenepentaine)
Pentadeute’ ( te4
(eoTA )
+ Hexo dentae Ligamd
CAhee cdiuine 4etra acetohe io u

e-co

CH2
chromim diauine][ethylene bi)
chloride (I)
amine Tetro )
uimida aido M )(W Wtcob
[oNMsd
co
NH2
Nk
plainate
(u Lpt
CO]> CCNH3), ]
plcinu
(u) 1etrowiue
4eirochlo
rido
berallae
(n) tetrahydroxo
chromium chloridoPentauiuQ (om),Ce
7 LerCNHg)s
(a)
C)terate chloride plainum
(D)
rote Hexcqluid Hexaryaido (a) 4ron miBisehylene
ne diau
[feccn),) lrecew),),+ fe, (enl,]ez [o4
cycai
do copperca) ferrate
(a) cqami
co
ik cohaJ
icu) nqorigono
Jicnineichlorido Potassidm
hexca
ordo Gromido Aqua Ammine
(Feccn)o) Ku
xammles: IuAe -
CH3
ppt red rosy
(Ni(OMa),)l bare
weak
for *CT
opA) toace. (idY Suffix
seesi charge -veNOMing
prefix
ligndure
as
donor T-
-for
AC 6e Ac
Ac
erqllian
(I) G Be Be
xidotetra uacetao hexa
Ac
prefix
cMAu 2au more
h toGch
chloride ad lbridge
ig Por -
(nL)) cobcepentanine
anio
(bis
chloride
peutie (D) cohtlt
(D)cobwt pentawue
prefix ligaad
uye bridye for
cin) formi Liqaud
1ypecomplex Ligad
is of
NOe
liqd of
nue preset
in
ore
s,risetrakis
--etc
11 uje ve1etra Anstead
A.. -
Ari,
e). couider
in not 4etra
bu
rei ligamd
se oftype sGune oue hau more4
for -
iustead -ae Suffix o cMIl Sphere
nue coMmon CMIlO m comlex ner Coionic
ox) rwe), eiicd(ALphab Liqaud ’ Speci
es pQx Com
or.ion Caion an,oF mention n@re
-Ianion CCtion
I -
|UPAC *
S4ereoisOmers
[magbs) -- * 5) 9souerijm;
3)Linkage
Ambidende -t (P:f
bridgingfor - lco(ms)
(No3))ca
(Ncs) ) *
Coordin [co
[co(NHs);
knog)}so4 Joni
LSo
Souf(NHg),
S
atig iu tion meri
faciasfad aqS Sou
Sm:
posiion gad phaje Jro34souerisms:

plex
CN
4 9so: Coordinaion
9somenj: )
-
Both
Solrotion
Hydrcuion a)
TH (rcH,o))3 CrC3.
G6H2 0
coion
(Ha0)scaa)(.
cowpoud
newral 2Hyo(Cr
donal
Cmer) b

aion

co
uplex
-
-ve *On -
-On'y Perfet Perfeet complex
PerfecB O complexi
Types of
Bo Ony
one -
On Synergi O
M&
CO Cu
M basis Leptic
Homo
, Naturo of Sout
BL1.doning douate
4
bondig of [cu(cN)«J
BE mperfect kCN 2
boudiwg
tendency
tocMI p
CN
ceN)43
excess
ld
9 nature
6(A patHeru: - SN
1 less 3 Ksp
8) complexron.
foruaion
redox not -
1pof (G): ConC -
aen.CuccN) O -
Bo
=
3 aso redox a
-Bot. More
ismperHetevoleptic
O syuergicone7
Go>, +donate
-accept-n - couplex veg
rBMOJligh+ depens of
-acid
NOn-classica H2S b + fect 1han
Ber CCN)e high,
on
BL this
place
take
bw igamoS Yellocds! foruation complex: one
ou: is k{
BMO no a <io type
cmnt
i
eg no.of- -
) - -Ze
M Zeises
Sat of NO: - M
ndonor Acceptace -c
ligadigeud
Synergic
metalfor 04 1,
0\ Jon
C
X ,ein
gMo ABM0
Aein J
TI (boud cion
bonding
acceptos: eudacy t
Liqcand is
donotes3e’ ng
,
6*(AgMo)
B0l d in Syuergc
of
-dn
trasefec 8o! brdoe cot
not bondi
H (n* [mnccol)19L< (co)](c- BO
s07. 7
BMO A oP
)
co1,8G
)
+
8Lof ‘,L
co
2
stable
42x
Coordinaioo
no, le al
9irection
Non-onisab
(willkinson
catoyt)
’ (Switner
Sat) Ligcud
pair
e gogcomplex 6
(cis
plain) (ferro(ene) *Werners
1heory o 6
3
wPL 38
c3)4c
Red
ds CNH)s
LAnion
liqam
noble 37 CNH
nwmber O
- Xno.
of(oY-$4ate [o
[co
net 36 eg
(Sod
iuam
nitropruide)
of
adomic
no. complex)
ring ecy
Aomic
k3
lcocNOa),]
NOn-directio
-
: (Fischer
Sat) (2iese'!
SaJt) va
donorskfecAive
N,C 34 M primog
le
= ab bu
AN TetrameriJ.
(Bro
n 9onis for
repr.
4 39 M
-
-
+
dp,d'sp3
L dsp?,
oner orbitol compley
Ower
* CN =6:
- wEL
WFL (aunuot pcure

- SFL Ca nair e
do- (d'sp3)

- wfL:

(dspe)
Spectro cheic series:
...>5CN Br I

bond 1.A1trationt, Bll


-Zeff strength of igandi ore sfL)
CMI
Call t f e
ou
- for 4d,s,+4
Cu 2+
Mo 2 Co2+

co3
NfL
(NH3, NCcS,edtae) pre4atin of
titati ve inter
Sonot ’ quau magnetic daa
-)imitaions colour, 0|kinetic stabiliy
Pistinguih aeometry
blwsYLdwfL
Theory:
+ CrystaJ field ercicy
-loss o degen
oc4ahedra:
soli1in9
dye
dex

dz4 dy dix
-Spliating'n
tetrahedral:

Oahed rol
O Square
Nrauidal Squore
plano
linear

dr?y> d2 > d?-y? >dz

- Relaion blw
- Splitting in trigona plamor'
ASp Ao >Ar
Arigona bipyrani da
d22

energY
* factorS offecting spliitirg
Da 2effeyl 3dhd<sd
charge on CMI
Dd tve
ofiigau d
Da strength

pauirs

(o-bbo) -ni
(cose) ne (-o.6a4) + nt (o4 at)

* Stabiity of compleres:
CN >chelaion Streugtho)
-Cfse,spiting 9 stilty
Ocolourless
* Colour of
complex: O Chorge tranfer
LMCT, MLCT,
MMCT
2t

[fef13 :ColoyrlQ3S Lrecscn] Blodred


(highpolaritibiity
ofsCN-)

Aqueouy cons
d- block
Op-block
MO (eJ,J)
2+ ,2+
fe",co ,Ni
T3+ Cr3+
colou red
(viole) qreen) (fellau) (Pine
Cuet
(blu)

-S-block |olock 2n2t ’ colourleS

’9reen Cu2 ,c2t Blue Mn.co Pink

fe' 2edd ishbrosn


- In sq-planGr spi1ing -high,
[cromsol.]
violet
4ranion (eS ) colourles
9Yeen
Sn tetrohedra ’ ntense thanocta he.

[co cHo4) LcocJj'


(Blue )

Co cQ.6H20 1ellow l
(Light pink) - Otohedrol cyauo (ompouds tellow

streugth ofugand ?,
B
Aabr d, Aewit (opps,deb
Aamiors
H

LcoCwHg), CA J* - yetl ou keel


(co (wHs)5 Hzo]* +Gluu green Ltenl(M,o),]" Srawge
)e-yello
tellow

order For colour Complex:

Priorit
Good occentor liGandy
LMCT
MMCT (b0th CMI J-bloc< )

[cu2+ CNH3),J'* ’ Peep blut


(LMCr)
(d-d)
Balroy yellow
keMnOy + reen
cd-d)
K4lfe cCN) ]MM-NICfez+
colouvp coloured
N^=pe2n2t, Agthie p
-russian
blue
blula
1Turnbwls chocolae
brow
riJtion
-fe" pe [fe ccne] hiGh polo
42ed bYo wu Qctahedra complex where
colourai
<8Le
BLa BLegr la
Pistortion :
show sT
+ Jahn Teller
Strong

Unequa ditribion in
fe9 for JFl : d7, d9
foy SFL. d',d,ds
(rou
Cr204
3s

pora pia pia


4etrahedra

(JT-pr)
ianognedC

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