Question 1

Which of the following ions is paramagnetic?

Accepted Answer

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

Question 2

________ ___________ are nonsuperimposable mirror images of each other.

Accepted Answer

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

Question 3

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) A) and E)
G) B) and C)

Question 4

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 E)

Question 5

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) C) and D)
G) All of the above

Question 6

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 E)

Question 7

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) All of the above
G) None of the above

Question 8

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) All of the above
G) B) and D)

Question 9

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 10

Which one of these species is a monodentate ligand?

Accepted Answer

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

Question 11

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 12

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) A) and C)

Question 13

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

Accepted Answer

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

Question 14

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 C)
G) B) and E)

Question 15

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) B) and D)
G) D) and E)

Question 16

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 E)
G) A) and D)

Question 17

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) A) and B)
G) B) and E)

Question 18

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) None of the above
G) A) and E)

Question 19

______________ 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 20

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 E)
G) C) and D)

Exam 22: Coordination Chemistry

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

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

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

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Which one of these species is a monodentate ligand?

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______________ 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.

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

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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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________ ___________ are nonsuperimposable mirror images of each other.

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

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

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

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

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

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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?

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

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Which of the following ions is paramagnetic?

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

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

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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

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

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

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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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___ are nonsuperimposable mirror images of each other.

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

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

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

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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

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