Question 1

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

Accepted Answer

A) 1s22s22p63s23p64s13d10 
B) 1s22s22p63s23p63d10 
C) 1s22s22p63 s23p64s14d10 
D) 1s22s22p63s23p64s24d9 
E) 1s22s22p63s23p64s23d9 
A) 1s22s22p63s23p64s13d10 
B) 1s22s22p63s23p63d10 
C) 1s22s22p63 s23p64s14d10 
D) 1s22s22p63s23p64s24d9 
E) 1s22s22p63s23p64s23d9

Question 2

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

Accepted Answer

A) 8 
B) 2 
C) 9 
D) 7 
E) 10 
A) 8 
B) 2 
C) 9 
D) 7 
E) 10

Question 3

Which one of these species is a monodentate ligand?

Accepted Answer

A) CN- 
B) EDTA 
C) C2O4- 
D) H2NCH2CH2NH2 
A) CN- 
B) EDTA 
C) C2O4- 
D) H2NCH2CH2NH2

Question 4

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 agent 
A) Acceptor atom 
B) Donor atom 
C) Chelating atom 
D) Coordinator 
E) Chelating agent

Question 5

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) 5 
A) 0 
B) 1 
C) 2 
D) 3 
E) 5

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) EDTA 
A) PtCl6 
B) ETDA 
C) TGA 
D) ETA 
E) EDTA

Question 7

Which of the following ions is paramagnetic?

Accepted Answer

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

Question 8

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

Accepted Answer

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

Question 9

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

Accepted Answer

A) 3 
B) 5 
C) 6 
D) 7 
E) 9 
A) 3 
B) 5 
C) 6 
D) 7 
E) 9

Question 10

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

Accepted Answer

A)    
B)    
C)    
D)    
A)    
B)    
C)    
D)

Question 11

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 12

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. 
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.

Question 13

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. 
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.

Question 14

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) 7 
A) 3 
B) 4 
C) 5 
D) 6 
E) 7

Question 15

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

Accepted Answer

A)    
B)    
C)    
D)    
E)    
A)    
B)    
C)    
D)    
E)

Question 16

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

Question 17

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 18

________ ___________ are nonsuperimposable mirror images of each other.

Accepted Answer

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

Question 19

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) 8 
A) 0 
B) 2 
C) 4 
D) 6 
E) 8

Question 20

______________ 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...

Exam 22: Coordination Chemistry

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

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

Which one of these species is a monodentate ligand?

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

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

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

Which of the following ions is paramagnetic?

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

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

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

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

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

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

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

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

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

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

________ ___________ are nonsuperimposable mirror images of each other.

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

______________ 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.

Chemistry: the Central Science

Atoms Molecules and Ions

Stoichiometry Ratios of Combination

Reactions in Aqueous Solutions

Thermochemistry

Quantum Theory and the Electronic Structure of Atoms

Electron Configuration and the Periodic Table

Chemical Bonding I Basic Concepts

Chemical Bonding Ii Molecular Geometry and Bonding Theories

Gases

Intermolecular Forces and the Physical Properties of Liquids and Solids

Modern Materials

Physical Properties of Solutions

Chemical Kinetics

Chemical Equilibrium

Acids and Bases

Acid-Base Equilibria and Solubility Equilibria

Entropy Free Energy and Equilibrium

Electrochemistry

Nuclear Chemistry

Environmental Chemistry

Metallurgy and the Chemistry of Metals

Nonmetallic Elements and Their Compounds

Organic Chemistry

Filters

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

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

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

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

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

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

___ are nonsuperimposable mirror images of each other.