Question 1

The ligand CNF1F1F1S1F1F1F10 is a strong-field ligand because it is a ____________________ and ClF1F1F1S1F1F1F10 is a weak-field ligand because it is a ____________________.

Accepted Answer

F1F1F1S1F

Question 2

Most d-block elements have only one common oxidation state.True or false?

Accepted Answer

A) True 
 B)False

Question 3

How many unpaired electrons can be predicted for an iron(II)complex when the complex is tetrahedral?

Accepted Answer

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

Question 4

Which of the following is diamagnetic?

Accepted Answer

A) [Fe(OH2)6]2+  
B) [Fe(CN)6]3F1F1F1S1F1F1F10  
C) [Co(OH2)6]2+  
D) [Co(NH3)6]3+  
E) [Cr(NH3)6]3+  
A) [Fe(OH2)6]2+  
B) [Fe(CN)6]3F1F1F1S1F1F1F10  
C) [Co(OH2)6]2+  
D) [Co(NH3)6]3+  
E) [Cr(NH3)6]3+

Question 5

In the d-block elements,the third-row metallic radii are about the same as the second-row radii because of

Accepted Answer

A) the lanthanide contraction. 
B) the third-row metallic radii are greater than the second-row radii. 
C) the increased number of d-electrons. 
D) greater shielding of f-electrons. 
E) greater shielding of d-electrons. 
A) the lanthanide contraction. 
B) the third-row metallic radii are greater than the second-row radii. 
C) the increased number of d-electrons. 
D) greater shielding of f-electrons. 
E) greater shielding of d-electrons.

Question 6

How many geometric isomers are possible for tris(glycinato)cobalt(III)?

Accepted Answer

A) 5 
B) 2 
C) 0 
D) 3 
E) 4 
A) 5 
B) 2 
C) 0 
D) 3 
E) 4

Question 7

Why is F1F1F1S1F1F1F10T always less than F1F1F1S1F1F1F10O?

Accepted Answer

A) There are two more ligands surrounding the metal. 
B) There are two fewer ligands surrounding the metal. 
C) The d-orbitals do not point directly at the ligands. 
D) None of the above. 
E) Both B and C. 
A) There are two more ligands surrounding the metal. 
B) There are two fewer ligands surrounding the metal. 
C) The d-orbitals do not point directly at the ligands. 
D) None of the above. 
E) Both B and C.

Question 8

The d-metals can be mixed together to form a wide range of alloys because

Accepted Answer

A) the d-electrons interact strongly with each other. 
B) the d-metals have a wide range of metal radii. 
C) the nucleus is well shielded by the d-electrons. 
D) the range of d-metal radii is not very great. 
E) the d-metals have low melting points. 
A) the d-electrons interact strongly with each other. 
B) the d-metals have a wide range of metal radii. 
C) the nucleus is well shielded by the d-electrons. 
D) the range of d-metal radii is not very great. 
E) the d-metals have low melting points.

Question 9

Which of the following complex ions is colorless?

Accepted Answer

A) [Cr(OH2)6]3+  
B) [Ti(OH2)6]3+  
C) [Ni(OH2)6]2+  
D) [V(OH2)6]2+  
E) [Zn(OH2)6]2+  
A) [Cr(OH2)6]3+  
B) [Ti(OH2)6]3+  
C) [Ni(OH2)6]2+  
D) [V(OH2)6]2+  
E) [Zn(OH2)6]2+

Question 10

Which of the following has the largest atomic radius?

Accepted Answer

A) Ru 
B) Pt 
C) Mo 
D) Cd 
E) Zn 
A) Ru 
B) Pt 
C) Mo 
D) Cd 
E) Zn

Question 11

The cationic complex [Co(OH2)6]2+ should have how many unpaired electrons?

Accepted Answer

A) 0 
B) 1 
C) 2 
D) 3 
E) 4 
A) 0 
B) 1 
C) 2 
D) 3 
E) 4

Question 12

The complex [Ru(OH2)3Cl3]

Accepted Answer

A) is chiral. 
B) has 2 geometric isomers, neither of which is chiral. 
C) has 2 geometric isomers, one of which is chiral. 
D) has 2 geometric isomers, both of which are chiral. 
E) has no geometric isomers. 
A) is chiral. 
B) has 2 geometric isomers, neither of which is chiral. 
C) has 2 geometric isomers, one of which is chiral. 
D) has 2 geometric isomers, both of which are chiral. 
E) has no geometric isomers.

Question 13

There are two geometric isomers of tris(glycinato)cobalt(III).Neither of these isomers is chiral.True or false?

Accepted Answer

A) True 
 B)False

Question 14

Which of the following is likely to be a good oxidizing agent?

Accepted Answer

A) Fe2+  
B) Cr2+  
C) V2+  
D) Mn2+  
E) MnO4F1F1F1S1F1F1F10  
A) Fe2+  
B) Cr2+  
C) V2+  
D) Mn2+  
E) MnO4F1F1F1S1F1F1F10

Question 15

Zinc is used to galvanize iron.Explain why a galvanized container should not be used to store sodium hydroxide.

Accepted Answer

Zinc is amphoteric a

Question 16

How many oxidation states do most d-block elements have?

Accepted Answer

A) 0 
B) 1 
C) More than one 
D) It depends on the ligands to which it is bound. 
E) It depends on the number of unpaired d-electrons in the element. 
A) 0 
B) 1 
C) More than one 
D) It depends on the ligands to which it is bound. 
E) It depends on the number of unpaired d-electrons in the element.

Question 17

Which of the following complexes is chiral?

Accepted Answer

A) [Co(en)3]3+ 
B) [RuCl3(CN)3]3F1F1F1S1F1F1F10 
C) [Co(NH3)6]3+ 
D) trans-[Cr(en)3]3+ 
A) [Co(en)3]3+ 
B) [RuCl3(CN)3]3F1F1F1S1F1F1F10 
C) [Co(NH3)6]3+ 
D) trans-[Cr(en)3]3+

Question 18

For the oxides CrO,Cr2O3,and CrO3,which of the following is true?

Accepted Answer

A) All the oxides are basic. 
B) All the oxides are acidic. 
C) CrO is acidic, and Cr2O3 and CrO3 are basic. 
D) CrO and Cr2O3 are acidic and CrO3 is basic. 
E) CrO is basic, Cr2O3 is amphoteric, and CrO3 is acidic. 
A) All the oxides are basic. 
B) All the oxides are acidic. 
C) CrO is acidic, and Cr2O3 and CrO3 are basic. 
D) CrO and Cr2O3 are acidic and CrO3 is basic. 
E) CrO is basic, Cr2O3 is amphoteric, and CrO3 is acidic.

Question 19

Which of the following complexes is chiral?

Accepted Answer

A) trans-[Cr(en)2Cl2]+  
B) cis-[Cr(en)2Cl2]+  
C) cis-[Cr(NH3)4Cl2]+  
D) trans-[Cr(en)2(NH3)Cl]2+  
E) [Co(OH2)3(NH3)3]3+  
A) trans-[Cr(en)2Cl2]+  
B) cis-[Cr(en)2Cl2]+  
C) cis-[Cr(NH3)4Cl2]+  
D) trans-[Cr(en)2(NH3)Cl]2+  
E) [Co(OH2)3(NH3)3]3+

Question 20

Which of the following complex ions is likely to absorb at 600F1F1F1S1F1F1F10700 nm?

Accepted Answer

A) [Co(OH2)6]2+  
B) [Co(NO2)6]4F1F1F1S1F1F1F10  
C) [Co(NH3)6]2+  
D) [Co(CN)6]4F1F1F1S1F1F1F10  
E) [CoCl4]2F1F1F1S1F1F1F10  
A) [Co(OH2)6]2+  
B) [Co(NO2)6]4F1F1F1S1F1F1F10  
C) [Co(NH3)6]2+  
D) [Co(CN)6]4F1F1F1S1F1F1F10  
E) [CoCl4]2F1F1F1S1F1F1F10

The ligand CN^ is a strong-field ligand because it is a and Cl^ is a weak-field ligand because it is a .

Most d-block elements have only one common oxidation state.True or false?

How many unpaired electrons can be predicted for an iron(II)complex when the complex is tetrahedral?

Which of the following is diamagnetic?

In the d-block elements,the third-row metallic radii are about the same as the second-row radii because of

How many geometric isomers are possible for tris(glycinato)cobalt(III)?

Why is _T always less than _O?

The d-metals can be mixed together to form a wide range of alloys because

Which of the following complex ions is colorless?

Which of the following has the largest atomic radius?

The cationic complex [Co(OH₂)₆]²⁺ should have how many unpaired electrons?

The complex [Ru(OH₂)₃Cl₃]

There are two geometric isomers of tris(glycinato)cobalt(III).Neither of these isomers is chiral.True or false?

Which of the following is likely to be a good oxidizing agent?

Zinc is used to galvanize iron.Explain why a galvanized container should not be used to store sodium hydroxide.

How many oxidation states do most d-block elements have?

Which of the following complexes is chiral?

For the oxides CrO,Cr₂O₃,and CrO₃,which of the following is true?

Which of the following complexes is chiral?

Which of the following complex ions is likely to absorb at 600700 nm?

The Quantum World

Quantum Mechanics in Action: Atoms

Chemical Bonds

Molecular Shape and Structure

The Properties of Gases

Liquids and Solids

Inorganic Materials

Thermodynamics: the First Law

Thermodynamics: the Second and Third Laws

Physical Equilibria

Chemical Equilibria

Acids and Bases

Aqueous Equilibria

Electrochemistry

Chemical Kinetics

The Elements: the Main Group Elements

Nuclear Chemistry

Organic Chemistry I

Organic Chemistry II

Filters

Exam 17: The Elements: the D Block

The ligand CN is a strong-field ligand because it is a ____________________ and Cl is a weak-field ligand because it is a ____________________.

Most d-block elements have only one common oxidation state.True or false?

How many unpaired electrons can be predicted for an iron(II)complex when the complex is tetrahedral?

Which of the following is diamagnetic?

In the d-block elements,the third-row metallic radii are about the same as the second-row radii because of

How many geometric isomers are possible for tris(glycinato)cobalt(III)?

Why is T always less than O?

The d-metals can be mixed together to form a wide range of alloys because

Which of the following complex ions is colorless?

Which of the following has the largest atomic radius?

The cationic complex [Co(OH2)6]2+ should have how many unpaired electrons?

The complex [Ru(OH2)3Cl3]

There are two geometric isomers of tris(glycinato)cobalt(III).Neither of these isomers is chiral.True or false?

Which of the following is likely to be a good oxidizing agent?

Zinc is used to galvanize iron.Explain why a galvanized container should not be used to store sodium hydroxide.

How many oxidation states do most d-block elements have?

Which of the following complexes is chiral?

For the oxides CrO,Cr2O3,and CrO3,which of the following is true?

Which of the following complexes is chiral?

Which of the following complex ions is likely to absorb at 600700 nm?

The Quantum World

Quantum Mechanics in Action: Atoms

Chemical Bonds

Molecular Shape and Structure

The Properties of Gases

Liquids and Solids

Inorganic Materials

Thermodynamics: the First Law

Thermodynamics: the Second and Third Laws

Physical Equilibria

Chemical Equilibria

Acids and Bases

Aqueous Equilibria

Electrochemistry

Chemical Kinetics

The Elements: the Main Group Elements

Nuclear Chemistry

Organic Chemistry I

Organic Chemistry II

Filters

The ligand CN^ is a strong-field ligand because it is a and Cl^ is a weak-field ligand because it is a .

Why is _T always less than _O?

The cationic complex [Co(OH₂)₆]²⁺ should have how many unpaired electrons?

The complex [Ru(OH₂)₃Cl₃]

For the oxides CrO,Cr₂O₃,and CrO₃,which of the following is true?