Question 1

The names of complex anions end in __________.

Accepted Answer

A) -o 
B) -ium 
C) -ate 
D) -ous 
E) -ic 
A) -o 
B) -ium 
C) -ate 
D) -ous 
E) -ic

Question 2

The coordination sphere of a complex consists of __________.

Accepted Answer

A) the central metal ion only 
B) the ligands 
C) the central metal ion and the ligands bonded to it 
D) the primary and secondary valencies 
E) coordination and steric numbers 
A) the central metal ion only 
B) the ligands 
C) the central metal ion and the ligands bonded to it 
D) the primary and secondary valencies 
E) coordination and steric numbers

Question 3

What is the mechanism used in humans to combat blood bacterial growth via deprivation of iron?

Accepted Answer

The answer of What is the mechanism used in humans...

Question 4

Which of the following can form both high- and low-spin octahedral complexes?

Accepted Answer

A) Cr2+ 
B) Cr3+ 
C) Zn2+ 
D) Cu+ 
E) All of the above can form either high- or low-spin complexes. 
A) Cr2+ 
B) Cr3+ 
C) Zn2+ 
D) Cu+ 
E) All of the above can form either high- or low-spin complexes.

Question 5

Define the chelate effect.

Accepted Answer

Chelate effect = an increased

Question 6

Which one of the following is not true about transition metals?

Accepted Answer

A) They frequently have more than one common oxidation state. 
B) Their compounds are frequently colored. 
C) Their compounds frequently exhibit magnetic properties. 
D) They are found in the d-block of the periodic table. 
E) They typically have low melting points. 
A) They frequently have more than one common oxidation state. 
B) Their compounds are frequently colored. 
C) Their compounds frequently exhibit magnetic properties. 
D) They are found in the d-block of the periodic table. 
E) They typically have low melting points.

Question 7

The transport of iron into bacteria is facilitated by the formation of the complex __________.

Accepted Answer

The answer of The transport of iron into bacteria is...

Question 8

The attraction of a metal to a neutral ligand is due to __________ bonding.

Accepted Answer

A) ionic 
B) covalent 
C) ion-dipole 
D) dipole-dipole 
E) hydrophobic 
A) ionic 
B) covalent 
C) ion-dipole 
D) dipole-dipole 
E) hydrophobic

Question 9

Complexes containing metals with d10 electron configurations are typically __________.

Accepted Answer

A) violet 
B) blue 
C) green 
D) yellow 
E) colorless 
A) violet 
B) blue 
C) green 
D) yellow 
E) colorless

Question 10

What is the oxidation number of Ni in [Ni(CN)5]3-?

Accepted Answer

A) 1+ 
B) 2+ 
C) 3+ 
D) 4+ 
E) 5+ 
A) 1+ 
B) 2+ 
C) 3+ 
D) 4+ 
E) 5+

Question 11

A metal complex absorbs light mainly at 420 nm. What is the color of the complex?

Accepted Answer

A) green 
B) yellow 
C) red 
D) orange 
E) purple 
A) green 
B) yellow 
C) red 
D) orange 
E) purple

Question 12

The two more common oxidation states of chromium are __________ and __________.

Accepted Answer

The answer of The two more common oxidation states of...

Question 13

Which of the following is a polydentate ligand?

Accepted Answer

A) ammonia 
B) oxalate ion 
C) chloride ion 
D) water 
E) hydroxide ion 
A) ammonia 
B) oxalate ion 
C) chloride ion 
D) water 
E) hydroxide ion

Question 14

What is meant by the prefix tetrakis-, and when is it used?

Accepted Answer

It means 4 and is us

Question 15

What is the charge of the central metal ion in Ca3[Fe(CN)6]2?

Accepted Answer

A) 0 
B) 1+ 
C) 2+ 
D) 3+ 
E) 6+ 
A) 0 
B) 1+ 
C) 2+ 
D) 3+ 
E) 6+

Question 16

Which one of the following complex ions will be paramagnetic?

Accepted Answer

A) [Fe(H2O)6]2+ (low spin) 
B) [Fe(H2O)6]3+ (low spin) 
C) [Co(H2O)6]3+ (low spin) 
D) [Zn(H2O)4]2+ 
E) [Zn(NH3)4]2+ 
A) [Fe(H2O)6]2+ (low spin) 
B) [Fe(H2O)6]3+ (low spin) 
C) [Co(H2O)6]3+ (low spin) 
D) [Zn(H2O)4]2+ 
E) [Zn(NH3)4]2+

Question 17

What is the most common geometry found in four-coordinate complexes?

Accepted Answer

A) square planar 
B) octahedral 
C) tetrahedral 
D) icosahedral 
E) trigonal bipyramidal 
A) square planar 
B) octahedral 
C) tetrahedral 
D) icosahedral 
E) trigonal bipyramidal

Question 18

Complexes containing metals with which one of the following electron configurations are usually colorless?

Accepted Answer

A) d2 
B) d1 
C) d5 
D) d8 
E) d10 
A) d2 
B) d1 
C) d5 
D) d8 
E) d10

Question 19

The porphyrin compound that contains Mg(II)is called __________.

Accepted Answer

The answer of The porphyrin compound that contains Mg(II)is called...

Question 20

The correct name for Na3[CoF6] is __________.

Accepted Answer

A) trisodium hexakisfluorocobalt(III) 
B) trisodium hexakisfluorocobalt(II) 
C) trisodium hexakisfluorocobalt(IV) 
D) sodium hexafluorocobaltate(III) 
E) sodium hexafluorocobaltate(IV) 
A) trisodium hexakisfluorocobalt(III) 
B) trisodium hexakisfluorocobalt(II) 
C) trisodium hexakisfluorocobalt(IV) 
D) sodium hexafluorocobaltate(III) 
E) sodium hexafluorocobaltate(IV)

Exam 23: Transition Metals and Coordination Chemistry

The names of complex anions end in __________.

The coordination sphere of a complex consists of __________.

What is the mechanism used in humans to combat blood bacterial growth via deprivation of iron?

Which of the following can form both high- and low-spin octahedral complexes?

Define the chelate effect.

Which one of the following is not true about transition metals?

The transport of iron into bacteria is facilitated by the formation of the complex __________.

The attraction of a metal to a neutral ligand is due to __________ bonding.

Complexes containing metals with d10 electron configurations are typically __________.

What is the oxidation number of Ni in [Ni(CN)5]3-?

A metal complex absorbs light mainly at 420 nm. What is the color of the complex?

The two more common oxidation states of chromium are __________ and __________.

Which of the following is a polydentate ligand?

What is meant by the prefix tetrakis-, and when is it used?

What is the charge of the central metal ion in Ca3[Fe(CN)6]2?

Which one of the following complex ions will be paramagnetic?

What is the most common geometry found in four-coordinate complexes?

Complexes containing metals with which one of the following electron configurations are usually colorless?

The porphyrin compound that contains Mg(II)is called __________.

The correct name for Na3[CoF6] is __________.

Introduction: Matter and Measurement

Atoms, Molecules, and Ions

Stoichiometry: Calculations With Chemical Formulas and Equations

Aqueous Reactions and Solution Stoichiometry

Thermochemistry

Electronic Structure of Atoms

Periodic Properties of the Elements

Basic Concepts of Chemical Bonding

Molecular Geometry and Bonding Theories

Gases

Liquids and Intermolecular Forces

Solids and Modern Materials

Properties of Solutions

Chemical Kinetics

Chemical Equilibrium

Acid-Base Equilibria

Additional Aspects of Aqueous Equilibria

Chemistry of the Environment

Chemical Thermodynamics

Electrochemistry

Nuclear Chemistry

Chemistry of the Nonmetals

The Chemistry of Life: Organic and Biological Chemistry

Filters

Complexes containing metals with d¹⁰ electron configurations are typically __________.

What is the oxidation number of Ni in [Ni(CN)₅]^3-?

The two more common oxidation states of chromium are and .

What is the charge of the central metal ion in Ca₃[Fe(CN)₆]₂?

The correct name for Na₃[CoF₆] is __________.