Question 1

________ ________ are nonsuperimposable mirror images of each other.

Accepted Answer

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

Question 2

The correct formula for the dibromobis(oxalato)cobaltate(III) ion is [Co(C2O4)Br2]3+.

Accepted Answer

A) True 
 B)False

Question 3

In the compound K[Co(C2O4)2(H2O)2] (where C2O42- = oxalate) the oxidation number and coordination number of cobalt are ________ and ________, respectively.

Accepted Answer

A)  -1; 4 
B)  -1; 6 
C)  +3; 4 
D)  +3; 6 
E)  +1; 6 
A)  -1; 4 
B)  -1; 6 
C)  +3; 4 
D)  +3; 6 
E)  +1; 6

Question 4

The method of distinguishing between the stability of a complex ion and its tendency to react in an exchange reaction is known as which of the following?

Accepted Answer

A)  Exchange number 
B)  Coordination kinetics 
C)  Reaction rate 
D)  Kinetic lability 
E)  Complexation 
A)  Exchange number 
B)  Coordination kinetics 
C)  Reaction rate 
D)  Kinetic lability 
E)  Complexation

Question 5

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 6

The best name for K[Cr(NH3)2Cl2(CN)2] is:

Accepted Answer

A)  potassium diamminedichlorodicyanochromate(III) 
B)  potassium diamminedichlorodicyanochromium(III) 
C)  potassium diamminedichlorochromatium(III) cyanide 
D)  potassium diamminedichlorochromate(II) cyanide 
E)  potassium diamminedichlorodicyanochromate(II) 
A)  potassium diamminedichlorodicyanochromate(III) 
B)  potassium diamminedichlorodicyanochromium(III) 
C)  potassium diamminedichlorochromatium(III) cyanide 
D)  potassium diamminedichlorochromate(II) cyanide 
E)  potassium diamminedichlorodicyanochromate(II)

Question 7

A complex ion and one or more counter ions are often the components of what type of compounds?

Accepted Answer

Coordinati

Question 8

Two well-known complex ions containing Ni are [Ni(H2O)6]2+, which is green, and [Ni(en)3]2+, which is purple. Which one of these statements is true?

Accepted Answer

A)  The crystal field splitting energy (Δ) is greater for [Ni(en)3]2+ than for [Ni(H2O)6]2+. 
B)  [Ni(en)3]2+ absorbs energy in the red region of the spectrum. 
C)  Both complex ions are diamagnetic. 
D)  [Ni(H2O)6]2+ transmits light with wavelengths of approximately 650-700 nm. 
E)  The green complex absorbs green light. 
A)  The crystal field splitting energy (Δ) is greater for [Ni(en)3]2+ than for [Ni(H2O)6]2+. 
B)  [Ni(en)3]2+ absorbs energy in the red region of the spectrum. 
C)  Both complex ions are diamagnetic. 
D)  [Ni(H2O)6]2+ transmits light with wavelengths of approximately 650-700 nm. 
E)  The green complex absorbs green light.

Question 9

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 10

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

Accepted Answer

A)  [Kr]5s14d10 
B)  [Kr]5s15d10 
C)  [Kr]5s24d9 
D)  [Kr]5s25d9 
E)  [Kr]5d10 
A)  [Kr]5s14d10 
B)  [Kr]5s15d10 
C)  [Kr]5s24d9 
D)  [Kr]5s25d9 
E)  [Kr]5d10

Question 11

Write the formula for sodium tetracyanonickelate(II).

Accepted Answer

A)  Na[Ni(CN)4] 
B)  Na[Ni(CN)4]2 
C)  Na2[Ni(CN)4] 
D)  Na4[Ni(CN)4] 
E)  Na[(NiCN)4] 
A)  Na[Ni(CN)4] 
B)  Na[Ni(CN)4]2 
C)  Na2[Ni(CN)4] 
D)  Na4[Ni(CN)4] 
E)  Na[(NiCN)4]

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

Question 13

What is used to measure the rotation of polarized light as it passes through an atom?

Accepted Answer

The answer of What is used to measure the rotation...

Question 14

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

Accepted Answer

A)  1s22s22p63s23p64s13d10 
B)  1s22s22p63s23p63d10 
C)  1s22s22p63s23p64s14d10 
D)  1s22s22p63s23p64s24d9 
E)  1s22s22p63s23p64s23d9 
A)  1s22s22p63s23p64s13d10 
B)  1s22s22p63s23p63d10 
C)  1s22s22p63s23p64s14d10 
D)  1s22s22p63s23p64s24d9 
E)  1s22s22p63s23p64s23d9

Question 15

The compound K3[Fe(CN)6] is used in calico printing and wool dyeing. What is its systematic name?

Accepted Answer

A)  potassium iron(III) hexacyanate 
B)  tripotassium iron(III) hexacyanate 
C)  potassium hexacyanoferrate(III) 
D)  potassium hexacyanideferrate 
E)  tripotassium hexacyanoiron(III) 
A)  potassium iron(III) hexacyanate 
B)  tripotassium iron(III) hexacyanate 
C)  potassium hexacyanoferrate(III) 
D)  potassium hexacyanideferrate 
E)  tripotassium hexacyanoiron(III)

Question 16

Molecules or ions that surround the metal in a complex ion are called ________.

Accepted Answer

The answer of Molecules or ions that surround the metal...

Question 17

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 18

What is the systematic name for [Cu(NH3)4]Cl2?

Accepted Answer

A)  dichlorotetraamminecuprate(II) 
B)  tetraamminecopper(II) chloride 
C)  copper(II) ammonium chloride 
D)  tetraaminocopper(II) chloride 
E)  tetramminecopper(II) dichloride 
A)  dichlorotetraamminecuprate(II) 
B)  tetraamminecopper(II) chloride 
C)  copper(II) ammonium chloride 
D)  tetraaminocopper(II) chloride 
E)  tetramminecopper(II) dichloride

Question 19

What is the systematic name for Cr(CO)3(NH3)3?

Accepted Answer

A)  chromiumtriaminotricarbonyl 
B)  triamminechromium carbonate 
C)  triamminetricarbonylchromate(0) 
D)  triamminetricarbonylchromium(0) 
E)  tris(amino)tris(carbonyl)chromium 
A)  chromiumtriaminotricarbonyl 
B)  triamminechromium carbonate 
C)  triamminetricarbonylchromate(0) 
D)  triamminetricarbonylchromium(0) 
E)  tris(amino)tris(carbonyl)chromium

Question 20

How many geometrical isomers are possible for the complex ion [Pt(NH3)2Cl4]?

Accepted Answer

Exam 22: Coordination Chemistry

________ ________ are nonsuperimposable mirror images of each other.

The correct formula for the dibromobis(oxalato)cobaltate(III) ion is [Co(C2O4)Br2]3+.

In the compound K[Co(C2O4)2(H2O)2] (where C2O42- = oxalate) the oxidation number and coordination number of cobalt are ________ and ________, respectively.

The method of distinguishing between the stability of a complex ion and its tendency to react in an exchange reaction is known as which of the following?

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

The best name for K[Cr(NH3)2Cl2(CN)2] is:

A complex ion and one or more counter ions are often the components of what type of compounds?

Two well-known complex ions containing Ni are [Ni(H2O)6]2+, which is green, and [Ni(en)3]2+, which is purple. Which one of these statements is true?

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

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

Write the formula for sodium tetracyanonickelate(II).

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

What is used to measure the rotation of polarized light as it passes through an atom?

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

The compound K3[Fe(CN)6] is used in calico printing and wool dyeing. What is its systematic name?

Molecules or ions that surround the metal in a complex ion are called ________.

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

What is the systematic name for [Cu(NH3)4]Cl2?

What is the systematic name for Cr(CO)3(NH3)3?

How many geometrical isomers are possible for the complex ion [Pt(NH3)2Cl4]?

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

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Environmental Chemistry

Metallurgy and the Chemistry of Metals

Nonmetallic Elements and Their Compounds

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Filters

are nonsuperimposable mirror images of each other.

The correct formula for the dibromobis(oxalato)cobaltate(III) ion is [Co(C₂O₄)Br₂]³⁺.

In the compound K[Co(C₂O₄)₂(H₂O)₂] (where C₂O₄^2- = oxalate) the oxidation number and coordination number of cobalt are and , respectively.

The best name for K[Cr(NH₃)₂Cl₂(CN)₂] is:

Two well-known complex ions containing Ni are [Ni(H₂O)₆]²⁺, which is green, and [Ni(en)₃]²⁺, which is purple. Which one of these statements is true?

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

The compound K₃[Fe(CN)₆] is used in calico printing and wool dyeing. What is its systematic name?

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

What is the systematic name for [Cu(NH₃)₄]Cl₂?

What is the systematic name for Cr(CO)₃(NH₃)₃?

How many geometrical isomers are possible for the complex ion [Pt(NH₃)₂Cl₄]?