Question 1

How many unpaired electrons will there be in a high-spin octahedral complex of Fe(II) ?

Accepted Answer

A)  0
B)  2
C)  4
D)  6
E)  8F) B) and C)
G) B) and D)

Question 2

What is the name of the atom in a ligand that is bound directly to the metal atom?

Accepted Answer

A)  Acceptor atom
B)  Donor atom
C)  Chelating atom
D)  Coordinator
E)  Chelating agentF) A) and C)
G) D) and E)

Question 3

______________ is the name given to compounds that have more than one way to arrange the ligands around the central atom and have distinctly different physical and chemical properties.

Accepted Answer

The answer of ______________ is the name given to compounds...

Question 4

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 D)
G) A) and C)

Question 5

What is the electron configuration of a ground-state Cu atom?

Accepted Answer

A)  1s22s22p63s23p64s13d10
B)  1s22s22p63s23p63d10
C)  1s22s22p63 s23p64s14d10
D)  1s22s22p63s23p64s24d9
E)  1s22s22p63s23p64s23d9F) A) and D)
G) All of the above

Question 6

What is the name of the chelating agent that is used to treat metal poisoning?

Accepted Answer

A)  PtCl6
B)  ETDA
C)  TGA
D)  ETA
E)  EDTAF) C) and D)
G) D) and E)

Question 7

If the plane of polarization is rotated to the right then the isomer is ____________.

Accepted Answer

The answer of If the plane of polarization is rotated...

Question 8

In the coordination compound [Cr(NH3) 2(en) Cl2]Br2,the coordination number (C.N.) and oxidation number (O.N.) of the metal atom,respectively,are

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

Question 9

What is the electron configuration of a ground-state Cu+ ion?

Accepted Answer

A)  [Ar]3d10
B)  [Ar]4d10
C)  [Ar]3d9
D)  [Ar]4d9
E)  None of the choices is correct.F) All of the above
G) A) and D)

Question 10

Which of the following ions is least likely to form colored compounds?

Accepted Answer

A)  Mn2+
B)  Cr5+
C)  Sc3+
D)  Fe3+
E)  Co2+F) B) and C)
G) A) and E)

Question 11

Cis-trans isomerism is exhibited by which one of these ions?

Accepted Answer

A)  [Pd(NH3) 3Cl]+
B)  [Co(NH3) 5Cl]2+
C)  [Fe(CN) 6]3-
D)  All of the choices are correct.
E)  None of the choices is correct.F) A) and B)
G) B) and D)

Question 12

The complex ion [Cr(CN) 6]4- has magnetic properties that correspond to how many unpaired electrons?

Accepted Answer

A)  0
B)  1
C)  2
D)  3
E)  5F) A) and D)
G) None of the above

Question 13

How many 4d electrons does a ground-state Cd2+ ion have?

Accepted Answer

A)  8
B)  2
C)  9
D)  7
E)  10F) A) and C)
G) A) and D)

Question 14

Which is the appropriate energy-level diagram for the tetrahedral coordination complex tetrachloromanganate(II) ?

Accepted Answer

A)   
B)   
C)   
D)   
E)   F) B) and E)
G) A) and B)

Question 15

Which of these electron energy level patterns would absorb light with the shortest wavelength?

Accepted Answer

A)   
B)   
C)   
D)   E) B) and C)
F) None of the above

Question 16

Which of the following ions is paramagnetic?

Accepted Answer

A)  Sc3+
B)  Ti4+
C)  Mn7+
D)  Ni2+
E)  V5+F) A) and B)
G) C) and D)

Question 17

Which one of these species is a monodentate ligand?

Accepted Answer

A)  CN-
B)  EDTA
C)  C2O4-
D)  H2NCH2CH2NH2E) C) and D)
F) A) and C)

Question 18

How many 3d electrons does a ground-state Fe3+ ion have?

Accepted Answer

A)  3
B)  5
C)  6
D)  7
E)  9F) A) and C)
G) A) and B)

Question 19

What is the name that refers to the number of donor atoms surrounding the central metal atom in a complex ion?

Accepted Answer

The answer of What is the name that refers to...

Question 20

________ ___________ are nonsuperimposable mirror images of each other.

Accepted Answer

The answer of ________ ___________ are nonsuperimposable mirror images of...

Exam 22: Coordination Chemistry

What is the name of the chelating agent that is used to treat metal poisoning?

Correct AnswerverifiedShow Answer

The complex ion [Cr(CN) 6]4- has magnetic properties that correspond to how many unpaired electrons?

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Which of the following ions is paramagnetic?

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What is the electron configuration of a ground-state Cu+ ion?

Correct AnswerverifiedShow Answer

Which is the appropriate energy-level diagram for the tetrahedral coordination complex tetrachloromanganate(II) ?

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If the plane of polarization is rotated to the right then the isomer is ____________.

Correct AnswerverifiedShow Answer

How many 3d electrons does a ground-state Fe3+ ion have?

Correct AnswerverifiedShow Answer

Which one of these species is a monodentate ligand?

Correct AnswerverifiedShow Answer

What is the electron configuration of a ground-state Cu atom?

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What is the name that refers to the number of donor atoms surrounding the central metal atom in a complex ion?

Correct AnswerverifiedShow Answer

Which of these electron energy level patterns would absorb light with the shortest wavelength?

Correct AnswerverifiedShow Answer

______________ is the name given to compounds that have more than one way to arrange the ligands around the central atom and have distinctly different physical and chemical properties.

Correct AnswerverifiedShow Answer

Which of the following ions is least likely to form colored compounds?

Correct AnswerverifiedShow Answer

How many unpaired electrons will there be in a high-spin octahedral complex of Fe(II) ?

Correct AnswerverifiedShow Answer

Cis-trans isomerism is exhibited by which one of these ions?

Correct AnswerverifiedShow Answer

What is the name of the atom in a ligand that is bound directly to the metal atom?

Correct AnswerverifiedShow Answer

In the coordination compound [Cr(NH3) 2(en) Cl2]Br2,the coordination number (C.N.) and oxidation number (O.N.) of the metal atom,respectively,are

Correct AnswerverifiedShow Answer

How many 4d electrons does a ground-state Cd2+ ion have?

Correct AnswerverifiedShow Answer

________ ___________ are nonsuperimposable mirror images of each other.

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

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The complex ion [Cr(CN) ₆]^4- has magnetic properties that correspond to how many unpaired electrons?

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What is the electron configuration of a ground-state Cu⁺ ion?

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How many 3d electrons does a ground-state Fe³⁺ ion have?

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In the coordination compound [Cr(NH₃) ₂(en) Cl₂]Br₂,the coordination number (C.N.) and oxidation number (O.N.) of the metal atom,respectively,are

Correct Answer
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How many 4d electrons does a ground-state Cd²⁺ion have?

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___ are nonsuperimposable mirror images of each other.

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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