Question 1

In K4[Fe(CN) 6], how many 3d electrons does the iron atom have?

Accepted Answer

A)  3
B)  4
C)  5
D)  6
E)  7F) A) and C)
G) B) and E)

Question 2

The total number of electrons in the 3d orbitals of Ti3+ is

Accepted Answer

A)  0.
B)  1.
C)  2.
D)  3.
E)  4.F) A) and B)
G) All of the above

Question 3

Predict the number of unpaired electrons in the [CrCl6]4- ion.

Accepted Answer

Question 4

Bidentate and polydentate ligands are also called chelating agents.

Accepted Answer

A) True 
 B)False

Question 5

What is the oxidation number of cobalt in [Co(NH3)6]Cl3?

Accepted Answer

Question 6

The electron configuration of a Ti atom is

Accepted Answer

A)  [Ne]3s23d2.
B)  [Ne] 3s24d2.
C)  [Ar]4s23d2.
D)  [Ar]4s24d2.
E)  [Ar]3d4.F) C) and E)
G) C) and D)

Question 7

The total number of electrons in the 3d orbitals of Co3+ is

Accepted Answer

A)  4.
B)  5.
C)  6.
D)  7.
E)  10.F) D) and E)
G) B) and E)

Question 8

Write the chemical formula of the dibromobis(oxalato)cobaltate(III)ion.

Accepted Answer

The answer of Write the chemical formula of the dibromobis(oxalato)cobaltate(III)ion....

Question 9

Which of these square planar complex ions can have cis-trans isomers?

Accepted Answer

A)  [Pt(NH3) 4]2+
B)  [Ni(NH3) 4]2+
C)  [Pt(NH3) 2Cl2]
D)  [Pt(NH3) Cl3]-
E)  [Ni(NH3) 3Cl]+F) A) and E)
G) A) and D)

Question 10

Which of these ligands produces the strongest crystal field?

Accepted Answer

A)  Cl-
B)  CO
C)  OH-
D)  H2O
E)  NH3F) C) and D)
G) A) and D)

Question 11

Predict the number of unpaired electrons in the [Cr(en)3]2+ ion.

Accepted Answer

Question 12

The total number of electrons in the 3d orbitals of a titanium atom is

Accepted Answer

A)  1.
B)  2.
C)  3.
D)  4.
E)  5.F) C) and E)
G) A) and B)

Question 13

The best name for the complex shown below is

Accepted Answer

A)  cobalt(III) bis(ethylenediamine) bromide.
B)  dibromobis(ethylenediamine) cobalt(III) bromide.
C)  dibromidedi(ethylenediamine) cobalt(III) bromide.
D)  dibromodiethylenediaaminecobalt(III) bromide.
E)  tribromobis(ethylenediamine) cobalt(III) .F) A) and E)
G) A) and D)

Question 14

Name the complex ion [Cr(en)2(H2O)2]2+.

Accepted Answer

diaquobis(...

Question 15

Which of these complex ions would absorb light with the longest wavelength?

Accepted Answer

A)  [Co(H2O) 6]2+
B)  [Co(NH3) 6]2+
C)  [CoF6]4-
D)  [Co(CN) 6]4-
E)  [Co(en) 6]2+F) A) and D)
G) A) and B)

Question 16

In the coordination compound [Cr(NH3) (en) 2Cl]Br2, the coordination number (C.N.) and oxidation number (O.N.) of the metal atom are, respectively,

Accepted Answer

A)  C.N. = 6; O.N. = +4.
B)  C.N. = 6; O.N. = +3.
C)  C.N. = 5; O.N. = +2.
D)  C.N. = 4; O.N. = +2.
E)  C.N. = 4; O.N. = +3.F) D) and E)
G) C) and D)

Exam 20: The Chemistry of Coordination Compounds

The total number of electrons in the 3d orbitals of Ti³⁺ is

Correct Answer
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Which of these square planar complex ions can have cis-trans isomers?

Correct Answer
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The electron configuration of a Ti atom is

Correct Answer
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The best name for the complex shown below is

Correct Answer
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Which of these ligands produces the strongest crystal field?

Correct Answer
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Predict the number of unpaired electrons in the [Cr(en)₃]²⁺ ion.

Correct Answer
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In the coordination compound [Cr(NH₃) (en) ₂Cl]Br₂, the coordination number (C.N.) and oxidation number (O.N.) of the metal atom are, respectively,

Correct Answer
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The total number of electrons in the 3d orbitals of Co³⁺ is

Correct Answer
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Which of these complex ions would absorb light with the longest wavelength?

Correct Answer
verified

Name the complex ion [Cr(en)₂(H₂O)₂]²⁺.

Correct Answer
verified
diaquobis(...
View Answer

Bidentate and polydentate ligands are also called chelating agents.

Correct Answer
verified

Write the chemical formula of the dibromobis(oxalato)cobaltate(III)ion.

Correct Answer
verified

Predict the number of unpaired electrons in the [CrCl₆]^4- ion.

Correct Answer
verified

What is the oxidation number of cobalt in [Co(NH₃)₆]Cl₃?

Correct Answer
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In K₄[Fe(CN) ₆], how many 3d electrons does the iron atom have?

Correct Answer
verified

The total number of electrons in the 3d orbitals of a titanium atom is

Correct Answer
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Exam 20: The Chemistry of Coordination Compounds

The total number of electrons in the 3d orbitals of Ti3+ is

Correct AnswerverifiedShow Answer

Which of these square planar complex ions can have cis-trans isomers?

Correct AnswerverifiedShow Answer

The electron configuration of a Ti atom is

Correct AnswerverifiedShow Answer

The best name for the complex shown below is

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Which of these ligands produces the strongest crystal field?

Correct AnswerverifiedShow Answer

Predict the number of unpaired electrons in the [Cr(en)3]2+ ion.

Correct AnswerverifiedShow Answer

In the coordination compound [Cr(NH3) (en) 2Cl]Br2, the coordination number (C.N.) and oxidation number (O.N.) of the metal atom are, respectively,

Correct AnswerverifiedShow Answer

The total number of electrons in the 3d orbitals of Co3+ is

Correct AnswerverifiedShow Answer

Which of these complex ions would absorb light with the longest wavelength?

Correct AnswerverifiedShow Answer

Name the complex ion [Cr(en)2(H2O)2]2+.

Correct Answerverifieddiaquobis(...View AnswerShow Answer

Bidentate and polydentate ligands are also called chelating agents.

Correct AnswerverifiedShow Answer

Write the chemical formula of the dibromobis(oxalato)cobaltate(III)ion.

Correct AnswerverifiedShow Answer

Predict the number of unpaired electrons in the [CrCl6]4- ion.

Correct AnswerverifiedShow Answer

What is the oxidation number of cobalt in [Co(NH3)6]Cl3?

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In K4[Fe(CN) 6], how many 3d electrons does the iron atom have?

Correct AnswerverifiedShow Answer

The total number of electrons in the 3d orbitals of a titanium atom is

Correct AnswerverifiedShow Answer

The total number of electrons in the 3d orbitals of Ti³⁺ is

Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Predict the number of unpaired electrons in the [Cr(en)₃]²⁺ ion.

Correct Answer
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In the coordination compound [Cr(NH₃) (en) ₂Cl]Br₂, the coordination number (C.N.) and oxidation number (O.N.) of the metal atom are, respectively,

Correct Answer
verified

The total number of electrons in the 3d orbitals of Co³⁺ is

Correct Answer
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Correct Answer
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Name the complex ion [Cr(en)₂(H₂O)₂]²⁺.

Correct Answer
verified
diaquobis(...
View Answer

Correct Answer
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Correct Answer
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Predict the number of unpaired electrons in the [CrCl₆]^4- ion.

Correct Answer
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What is the oxidation number of cobalt in [Co(NH₃)₆]Cl₃?

Correct Answer
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In K₄[Fe(CN) ₆], how many 3d electrons does the iron atom have?

Correct Answer
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Correct Answer
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