CH1012
L1
/
‹#›
L1
/
5
STRUCTURAL ISOMERS II
Linkage Isomers
These occur when a
ligand may bind to a
metal centre in more than one way
.
Some examples:
-
NO
2
-
&
-
ONO
-
(nitro & nitrito)
-
CN
-
&
-
NC
-
(cyano & isocyano)
-
SCN
-
&
-
NCS
-
(thiocyanato & isothiocyanato)
-
OCN
-
&
-
NCO
-
(cyanato & isocyanato)
methylisocyanate MeN=C=O
toxic
nucleo.
addition to C by ROH
®
Sevin insecticide
[Co(NH
3
)
5
(NO
2
)]Cl
2
[Co(NH
3
)
5
(ONO)]Cl
2
h
u
D