Coordination Compounds Test

Question 1
1 / -0

Consider the following isomers
(i) $$[Pt(NH_{3})_{4}Cl_{2}]Br$$
(ii) $$[Pt(NH_{3})_{4}Br_{2}]Cl_{2}$$
(iii) $$[Co(NH_{3})_{4}Cl_{2}]NO_{2}$$

Which of the following observation is correct?

A
(i) will give a pale yellow and (ii) will give a white precipitate with $$AgNO_{3}$$ solution.

B
(iii) will give a white precipitate with $$AgNO_{3}$$ solution

C
(i), (ii) and (iii) will give white precipitate with $$AgNO_{3}$$ solution.

D
None of the above isomers will give white precipitate with $$AgNO_{3}$$ solution.

Question 2
1 / -0

Both geometrical and optical isomerism are shown by

A
$$[Co(en)_{2}Cl_{2}]^{+}$$

B
$$[Co(NH_{3})_{5}Cl]^{2+}$$

C
$$[Co(NH_{3})_{4}Cl_{2}]^{+}$$

D
$$[Co(ox)_{3}]^{3-}$$

Question 3
1 / -0

One mole of a complex compound $$Co(NH_{3})_{5}Cl_{3}$$ gives three moles of ions on dissolution in water. One mole of the same complex reacts with two moles of $$AgNO_{3}$$ and yields two moles of $$AgCl{(s)}$$. The complex is:

A
$$[Co(NH_{3})_{4}Cl_{2}]$$$$Cl.NH_{3}$$

B
$$[Co(NH_{3})_{4}Cl]$$$$Cl_{2}.NH_{3}$$

C
$$[Co(NH_{3})_{5}Cl]$$$$Cl_{2}$$

D
$$[Co(NH_{3})_{3}Cl]$$$$Cl_{3}.2NH_{3}$$

Question 4
1 / -0

Mixture $$[X] = 0.02$$ mole of $$ [Co(NH_3)_5SO_4]Br$$ and 0.02 mol of $$[Co(NH_3)_5Br]SO_4$$ was prepared in 2 litre of solution.
1 litre of mixture [X] + excess $$AgNO_3 \longrightarrow$$ [Y]
1 litre of mixture [X] + excess $$BaCl_2\longrightarrow$$ [Z]
No. of moles of [Y] and [Z] are :

A
$$0.01, 0.01$$

B
$$0.02, 0.01$$

C
$$0.01, 0.02$$

D
$$0.02,0.02$$

Question 5
1 / -0

The solubility of silver bromide in hypo solution is due to the formation of:

A
$$Ag_{2}SO_{3}$$

B
$$Ag_{2}S_{2}O_{3}$$

C
$$[Ag(S_{2}O_{3})]^{-}$$

D
$$[Ag(S_{2}O_{3})_{2}]^{3-}$$

Question 6
1 / -0

Which one of the following has largest number of stereoisomers?

A
$$[Ru(NH_{3})_{4}Cl_{2}]^{+}$$

B
$$[Co(NH_{3})_{5}Cl]^{2+}$$

C
$$[Ir(PR_{3})_{2}H(CO)]^{2+}$$

D
$$[Co(en)_{2}Cl_{2}]^{+}$$

Question 7
1 / -0

Match the correct pairs of isomers with their examples.
A)Ionisation (a) $$Pt(NH_{3})_{2}Cl_{2}][Pt(NH_{3})_{4}]$$
$$[PtCl_{4}]$$
B) Linkage (b) $$[Cr(NH_{3})_{6}][Co(CN)_{6}]$$ & $$[Co(NH_{3})_{6}[Cr(CN)_{6}]$$
C)Coordination (c) $$[Co(NH_{3})_{5}(NO_{2})]Cl_{2}$$ & $$[Co(NH_{3})_{5}(ONO)]Cl_{2}$$
D)Polymerisation (d) $$[Co(SO_{4})(NH_{3})_{5}]Br$$ & $$[Co(Br (NH_{3})_{5}]SO_{4}$$

A
A -> a, B -> b, C -> c, D -> d

B
A -> b, B -> a, C -> d, D -> c

C
A -> d, B -> c, C -> b, D -> a

D
A -> d, B -> b, C -> c, D -> a

Question 8
1 / -0

The ratio of pure and hybrid orbitals of valence shell in $$H_{2}C=CH-CH=CH_{2}$$ is:

A
$$7 : 12$$

B
$$14 : 13$$

C
$$6 : 5$$

D
$$5 : 6$$

Question 9
1 / -0

The observed magnetic moment value $$(\mu _{abs})$$ is higher than calculated magnetic moment value $$(\mu _{cal})$$ for which of the following species?

A
Ti$$^{+3}$$

B
V$$^{+2}$$

C
Co$$^{+2}$$

D
Cr$$^{+2}$$

Question 10

1 / -0

Match list-I (Cooordination Compounds) with list-II (Type of Isomerism) and select the correct answer using the codes given below :

	List-I		List-II
A.	$$Co(NH_3)_4Cl_2$$	1.	Optical isomerism
B.	$$Cis-Co(en)_3Cl_2$$	2.	Ionization Isomerism
C.	$$Co(en)_2(NO)_2ClSCN$$	3.	Co-ordination Isomerism
D.	$$Co(NH_3)_6Cr(CN)_6$$	4.	Geometrical Isomerism

Coordination Co...

Question 1

(i) will give a pale yellow and (ii) will give a white precipitate with $$AgNO_{3}$$ solution.

(iii) will give a white precipitate with $$AgNO_{3}$$ solution

(i), (ii) and (iii) will give white precipitate with $$AgNO_{3}$$ solution.

None of the above isomers will give white precipitate with $$AgNO_{3}$$ solution.

Question 2

$$[Co(en)_{2}Cl_{2}]^{+}$$

$$[Co(NH_{3})_{5}Cl]^{2+}$$

$$[Co(NH_{3})_{4}Cl_{2}]^{+}$$

$$[Co(ox)_{3}]^{3-}$$

Question 3

$$[Co(NH_{3})_{4}Cl_{2}]$$$$Cl.NH_{3}$$

$$[Co(NH_{3})_{4}Cl]$$$$Cl_{2}.NH_{3}$$

$$[Co(NH_{3})_{5}Cl]$$$$Cl_{2}$$

$$[Co(NH_{3})_{3}Cl]$$$$Cl_{3}.2NH_{3}$$

Question 4

$$0.01, 0.01$$

$$0.02, 0.01$$

$$0.01, 0.02$$

$$0.02,0.02$$

Question 5

$$Ag_{2}SO_{3}$$

$$Ag_{2}S_{2}O_{3}$$

$$[Ag(S_{2}O_{3})]^{-}$$

$$[Ag(S_{2}O_{3})_{2}]^{3-}$$

Question 6

$$[Ru(NH_{3})_{4}Cl_{2}]^{+}$$

$$[Co(NH_{3})_{5}Cl]^{2+}$$

$$[Ir(PR_{3})_{2}H(CO)]^{2+}$$

$$[Co(en)_{2}Cl_{2}]^{+}$$

Question 7

A -> a, B -> b, C -> c, D -> d

A -> b, B -> a, C -> d, D -> c

A -> d, B -> c, C -> b, D -> a

A -> d, B -> b, C -> c, D -> a

Question 8

$$7 : 12$$

$$14 : 13$$

$$6 : 5$$

$$5 : 6$$

Question 9

Ti$$^{+3}$$

V$$^{+2}$$

Co$$^{+2}$$

Cr$$^{+2}$$

Question 10

A-4, B-3, C-2, D-1

A-1, B-4, C-3, D-2

A-4, B-1, C-2, D-3

A-4, B-2, C-3, D-1

User

Question Analysis

Results Announcement on: coming Monday

Stay Tuned: We’ll update you on your result via email or SMS.