Coordination Compounds Test

Question 1
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Only One Option Correct Type
Direction (Q. Nos. 1- 10) This section contains 10 multiple choice questions. Each question has four choices (a), (b), (c) and (d), out of which ONLY ONE is correct.
Q.
Which one of the following is wrongly matched?

A
[Ni(CO)₄] = neutral complex

B
[Cu(NH₃)₄]²⁺= square planar

C
[Co(en)₃]³⁺ = follow EAN rule

D
[Fe(CN)₆]³⁺ = sp³d²

Question 2
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In which of the following the central atom has sp³d²-hybridisation?

A
[CoF₆]^3-

B
[Co(NH₃)₆]³⁺

C
[Fe(CN)₆]^3-

D
[Cr(NH₃)₆]³⁺

Question 3
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Which is the diamagnetic?

A
[CoF₆]^3-

B
[Ni(CN)₄]^2-

C
[NiCI₄]^2-

D
[Fe(CN)₆]^3-

Question 4
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A magnetic moment of 1.73 BM will be shown by one among following.

A
[Ni(CN)₄]^2-

B
TiCI₄

C
[CoCI₆]^4-

D
[Cu(NH₃)₄]²⁺

Question 5
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Which one of the following complex species does not involve inner orbital hybridisation?

A
[CoF₆]^3-

B
[Co(NH₃)₆]³⁺

C
[Fe(CN)₆]^3-

D
[Cr(NH₃)₆]³⁺

Question 6
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Which of the following complex has zero magnetic moment (spin only)?

A
[Ni(NH₃)₆]CI₂

B
Na₃[FeF₆]

C
[Cr(H₂O)₆]SO₄

D
K₄[Fe(CN)₆]

Question 7
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The number of unpaired electrons calculated in [Co(NH₃)₆]³⁺ and [CoF₆]^3- are

A
4 and 4

B
0 and 2

C
2 and 4

D
0 and 4

Question 8
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The tetrachloro complexes of Ni(ll) and Pd(ll) respectively are (atomic number of Ni and Pd are 28 and 46 respectively).

A
diamagnetic and diamagnetic

B
diamagnetic and paramagnetic

C
paramagnetic and diamagnetic

D
paramagnetic and paramagnetic

Question 9
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Which one of the following is an inner orbital complex as well as diamagnetic in behaviour? (Atomic number, Zn = 30, Cr= 24, Co = 27, Ni = 28)

A
[Zn(NH₃)₆]²⁺

B
[Cr(NH₃)₆]³⁺

C
[Co(NH₃)₆]³⁺

D
[Ni(NH₃)₆]²⁺

Question 10
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The pair of compounds having the same hybridisation for the central atom is

A
[Co(NH₃)₆]³⁺ and [Co(H₂O)₆]³⁺

B
[NiCI₄]^2- and [PtCI₄]^2-

C
(Cu(NH₃)₄]²⁺ and [Zn(NH₃)₄]²⁺

D
[Cu(NH₃)₄]²⁺ and [Ni(NH₃)₄]²⁺

Question 11
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Matching List Type
Direction (Q. Nos. 11 and 12) Choices for the correct combination of elements from Column I and Column II are given as options (a), (b), (c) and (d) out of which one is correct.
Q.
Match the Column I with Column II and mark the correct option from the codes given bleow.

A
a

B
b

C
c

D
d

Question 12
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Match the Column I with Column il and mark the correct option from the codes given bleow.

A
a

B
b

C
c

D
d

Question 13
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Statement Type
Direction: This section is based on Statement I and Statement II. Select the correct answer from the codes given below.
Q.
Statement I : Both [Ni(CN)₄]^2- and [NiCI₄]^2- have same shape and same magnetic behaviour.
Statement II : Both are square planar and diamagnetic

A
Both Statement I and Statement II are correct and Statement II is the correct explanation of Statement I

B
Both Statement I and Statement II are correct but Statement II is not the correct explanation of Statement I

C
Statement I is correct but Statement II is incorrect

D
Statement II and Statement I is incorrect

Submit Test

Coordination Co...

Question 1

[Ni(CO)4] = neutral complex

[Cu(NH3)4]2+= square planar

[Co(en)3]3+ = follow EAN rule

[Fe(CN)6]3+ = sp3d2

Question 2

[CoF6]3-

[Co(NH3)6]3+

[Fe(CN)6]3-

[Cr(NH3)6]3+

Question 3

[CoF6]3-

[Ni(CN)4]2-

[NiCI4]2-

[Fe(CN)6]3-

Question 4

[Ni(CN)4]2-

TiCI4

[CoCI6]4-

[Cu(NH3)4]2+

Question 5

[CoF6]3-

[Co(NH3)6]3+

[Fe(CN)6]3-

[Cr(NH3)6]3+

Question 6

[Ni(NH3)6]CI2

Na3[FeF6]

[Cr(H2O)6]SO4

K4[Fe(CN)6]

Question 7

4 and 4

0 and 2

2 and 4

0 and 4

Question 8

diamagnetic and diamagnetic

diamagnetic and paramagnetic

paramagnetic and diamagnetic

paramagnetic and paramagnetic

Question 9

[Zn(NH3)6]2+

[Cr(NH3)6]3+

[Co(NH3)6]3+

[Ni(NH3)6]2+

Question 10

[Co(NH3)6]3+ and [Co(H2O)6]3+

[NiCI4]2- and [PtCI4]2-

(Cu(NH3)4]2+ and [Zn(NH3)4]2+

[Cu(NH3)4]2+ and [Ni(NH3)4]2+

Question 11

a

b

c

d

Question 12

a

b

c

d

Question 13

Both Statement I and Statement II are correct and Statement II is the correct explanation of Statement I

Both Statement I and Statement II are correct but Statement II is not the correct explanation of Statement I

Statement I is correct but Statement II is incorrect

Statement II and Statement I is incorrect

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Question Analysis

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[Ni(CO)₄] = neutral complex

[Cu(NH₃)₄]²⁺= square planar

[Co(en)₃]³⁺ = follow EAN rule

[Fe(CN)₆]³⁺ = sp³d²

[CoF₆]^3-

[Co(NH₃)₆]³⁺

[Fe(CN)₆]^3-

[Cr(NH₃)₆]³⁺

[CoF₆]^3-

[Ni(CN)₄]^2-

[NiCI₄]^2-

[Fe(CN)₆]^3-

[Ni(CN)₄]^2-

TiCI₄

[CoCI₆]^4-

[Cu(NH₃)₄]²⁺

[CoF₆]^3-

[Co(NH₃)₆]³⁺

[Fe(CN)₆]^3-

[Cr(NH₃)₆]³⁺

[Ni(NH₃)₆]CI₂

Na₃[FeF₆]

[Cr(H₂O)₆]SO₄

K₄[Fe(CN)₆]

[Zn(NH₃)₆]²⁺

[Cr(NH₃)₆]³⁺

[Co(NH₃)₆]³⁺

[Ni(NH₃)₆]²⁺

[Co(NH₃)₆]³⁺ and [Co(H₂O)₆]³⁺

[NiCI₄]^2- and [PtCI₄]^2-

(Cu(NH₃)₄]²⁺ and [Zn(NH₃)₄]²⁺

[Cu(NH₃)₄]²⁺ and [Ni(NH₃)₄]²⁺