for video go my YouTube channel science world copy this link https://youtu.be/cKbQvOxtNbI and search in youtube In this video we solve coordination quiz part 2 #inorganicChemistry #CoordinationChemistry #coordinationIsomers #crystal_field_theory #jahn_teller_distortion #colour_theory #coordination_Isomers #spin_selection_rule #coordination_quiz #spinalcompound #CFT #inverse_spinal #normal_spinal #JTD #hydration_energy #colour_of_complex_compound #crystal_field_diagram_of_octahedral_comples #existence_of_Ag3+ #spinal #quiz_dicussion #inorganicChemistry #CoordinationChemistry tetrahedral complex #hydrationenergy #NiCO4 #OsO4 #NiCl4]2- #metal_ion link or playlist of crystal field theory https://youtube.com/playlist?list=PLA1jCLnc0NdOm-zSIlEtyh067DSe6sOYX link of playlist of main group compound https://youtube.com/playlist?list=PLA1jCLnc0NdM5yfM3IwaSy65-drs307Kq link of hydration energy of d block element https://youtu.be/ULaE3qwT8tQ link of concept of hydration energy https://youtu.be/iJ9uGR6RkeA https://youtu.be/fB2muVLc_0A this video very useful for all #chemistry related exam like #jee main+ #adwance #bsc #msc #iit #jam #CSIR #gate #du #bhu #hcu link of playlist of crystal field theory https://youtube.com/playlist?list=PLA1jCLnc0NdOm-zSIlEtyh067DSe6sOYX link of playlist of color theory https://youtube.com/playlist?list=PLA1jCLnc0NdOTROKOS0axGBQn0MkkVr9d

1. Coordination chemistry
quiz
Give all Ans in comment
Question discuss in next class
1

2. What is charge on metal in given complex OsO4 , NiCO4, [NIF4]2-
A.8, 0, 2
B.7, 0, 0
C.2, 0, 0
D.4, 2, 2
All are +ve value
2

3. In the trigonal bipyramidal crystal field the d-orbital with
the highest energy is
A.dxy
B.dx2-y2
C.dyz
D.dz2
3

4. 4

5. The correct spinel structure of Co3O4 is
(a) (Co2+)t(2Co3+)o O4
(b) (2Co3+)t(Co2+)o O4
(c) (Co2+)t(Co2+Co3+)o O4
(d) (Co3+Co2+)t(Co3+)oO4
5

6. 6

7. Co3O4 CoO + Co2O3
+2 +3
Δo
CFSE = -(2/5)*5 + (3/5) *2
=
Δo
CFSE = -(2/5)*4 + (3/5) * 2
=

8. The enthalpies of hydration of Ca2+, Mn2+ and
Zn2+ follow the order
(a)Mn2+ > Ca2+ > Zn2+
(b)Zn2+ > Ca2+ > Mn2+
(c)Mn2+ > Zn2+ > Ca2+
(d)Zn2+ > Mn2+ > Ca2+
8

9. MnCr2O4 is likely to have a normal spinel structure because
(a)Mn2+ will have a LFSE in the octahedral site whereas the Cr3+ will not
(b)Mn is +2 oxidation state and both the Cr are in +3 oxidation state.
(c)Mn is +3 oxidation state and 1 Cr is in +2 and the other is in +3 state.
(d)Cr3+ will have a LFSE in the octahedral site whereas the Mn2+ ion will not
9

10. 10
Mn2+ d5 0
Mn3+ d4 -3/5
Cr3+ d3 -6/5
Cr2+ d4 -3/5

11. The number of stereoisomers of trans [CoCl2
(triethylenetetramine)]Br is
(a)One
(b)Two
(c)Three
(d)Four
11

12. 12

13. The set of ions expected to show Jahn-Teller distortion in their
complexes is
(a)Ti(III), Cu(II), high spin Fe(III)
(b)Cu(I), Ni(II), High spin Fe(III)
(c)Cu(II), Low spin Fe (III), Ti(III)
(d)Low spin Fe (III), Mn(II), Cu(I)
13

14. Δo
Δ2
Δ1
D3 complex

15. Δo
Δ2
Δ1
D9 complex

16. Δo
Δ2
Δ1
Δo

17. Arrange the following metal complexes in order of their increasing hydration
energy
(P) [Mn(H2 O)6 ]2+ (Q) [V(H2 O)6 ] 2+ (R) [Ni(H2 O)6 ] 2+ (S) [Ti(H2 O)6 ]2+
(a)P < S < Q < R
(b)P < Q < R < S
(c)Q < P < R < S
(d)S < R < Q < P
17

18. 18
Observed H.E. = -(theoretical H.E. +CFSE)

19. The structures of the complexes [Cu(NH3 )4](ClO4 )2 and
[Cu(NH3)4](ClO4) is solution respectively are
(a)square planar and tetrahedral
(b)octahedral and square pyramidal
(c)octahedral and trigonal bipyramidal
(d)tetrahedral and square planar
19

20. 20

21. Total number of isomer are in given compound
a) [CoNH3CN NO2PPh3]
b)[CoNH3)4NO2CN]
c) [Fe(en)2Cl2]
d)[(NH3 ) 2Ni(CN)2 ]
e) [CoClH2OBrF]-
21

22. 22

23. 23

24. 24

25. C
o
H
3
N
N
O
2
P
P
h
3
N
C
C
o
H
3
N
N
O
2
P
P
h
3
N
C
C
o
N
H
3
O
2
N
P
P
h
3
N
C
C
o
H
3
N
O
N
O
P
P
h
3
N
C
C
o
H
3
N
O
N
O
P
P
h
3
N
C
C
o
N
H
3
O
N
O
P
P
h
3
N
C
C
o
H
3
N
O
N
O
P
P
h
3
C
N
C
o
H
3
N
O
N
O
P
P
h
3
C
N
C
o
N
H
3
O
N
O
P
P
h
3
C
N
C
o
H
3
N
N
O
2
P
P
h
3
C
N
C
o
H
3
N
N
O
2
P
P
h
3
C
N
C
o
N
H
3
O
2
N
P
P
h
3
C
N
CN, NO2
CN, ONO
NC, ONO
NC, NO2

26. C o
H 3 N
N H 3
N H 3
H 3 N C N
N O 2
C o
O 2 N
N H 3
N H 3
H 3 N C N
N H 3
C o
H 3 N
N H 3
N H 3
H 3 N C N
O N O
C o
O N O
N H 3
N H 3
H 3 N C N
C o
H 3 N
N H 3
N H 3
H 3 N N C
N O 2
C o
O 2 N
N H 3
N H 3
H 3 N N C
N H 3
C o
H 3 N
N H 3
N H 3
H 3 N N C
O N O
C o
O N O
N H 3
N H 3
H 3 N N C
N H 3
CN NO2
CN,ONO
NC, NO2
NC, ONO

27. C o
H 3 N
N H 3
N H 3
H 3 N C N
C N
C o
N C
N H 3
N H 3
H 3 N C N
N H 3
C o
H 3 N
N H 3
N H 3
H 3 N C N
N C
C o
C N
N H 3
N H 3
H 3 N C N
C o
H 3 N
N H 3
N H 3
H 3 N N C
C N
C o
N C
N H 3
N H 3
H 3 N N C
N H 3
C o
H 3 N
N H 3
N H 3
H 3 N N C
N C
C o
C N
N H 3
N H 3
H 3 N N C
N H 3

28. Total number of micro state in p3d1 configuration
A.10
B.15
C.20
D.18
28

29. 29