Page 1 - Home Assignments

(1)What is a ligand ?
(2)What is ambident ligand ? Give one example.

(3)Define homoleptic complex .

(4)Give one example of heteroleptic complex.
(5)What do you meant by coordination sphere?

(6)Give the name of co-ordination isomer of the complex

[Co(en) ][Cr(CN) ] .
6
3

(7)Write the IUPAC name of the linkage isomer of [Co(NH ) NO ] C 2
2
3 5
.
(8)Write the IUPAC name for one of the isomers of [Co(NH ) NO ] .

3 5
2
(9)How is ammonia molecule a good ligand.
(10) Write down two limitations of Werner’s coordination
theory.

(11) ) Write down two limitations of Valence Bond theory.

(12)Why is geometrical isomerism not possible in tetrahedral

complexes having two different types of unidentate ligands

coordinated with the central metal ion ?
(13)Draw structures of geometrical isomers of [Fe(NH3)2(CN)4]
–
(14)Define crystal field splitting energy .

(15)What is spectrochemical series ?
(16)Give a suitable example describe the importance of the

formation of complex compounds in:

(i) The estimation of hardness of water.

(ii) The extraction of a particular metal from its natural
source.

(17)Draw figures to show splitting of degenerate d-orbital in

an octahedral and in a tetrahedral crystal field.

(18)What is back bonding effect ?
(19)Write down two limitations of crystal field theory.