Question 1

The properties of the transition metals vary greatly but they all have

Accepted Answer

A) high densities and high melting points. 
B) the same physical properties. 
C) oxides that are used to produce alloys. 
D) low boiling points. 
E) the same strength as their alloys. 
A) high densities and high melting points. 
B) the same physical properties. 
C) oxides that are used to produce alloys. 
D) low boiling points. 
E) the same strength as their alloys.

Question 2

rhodium complexes are high spin?

Accepted Answer

A) True 
 B)False

Question 3

Comparing [Co(CN)6]3- with [CoCl6]4-,which of the following statements is true?

Accepted Answer

A) [Co(CN)6]3-has more d-electrons than [CoCl6]4-. 
B) [Co(CN)6]3- is paramagnetic while [CoCl6]4- is diamagnetic. 
C) Both complexes are paramagnetic. 
D) [Co(CN)6]3- is diamagnetic while [CoCl6]4- is paramagnetic. 
E) [Co(CN)6]3- has the same number of d-electrons as [CoCl6]4-. 
A) [Co(CN)6]3-has more d-electrons than [CoCl6]4-. 
B) [Co(CN)6]3- is paramagnetic while [CoCl6]4- is diamagnetic. 
C) Both complexes are paramagnetic. 
D) [Co(CN)6]3- is diamagnetic while [CoCl6]4- is paramagnetic. 
E) [Co(CN)6]3- has the same number of d-electrons as [CoCl6]4-.

Question 4

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 5

Which of the following complex ions has the largest d-orbital splitting energy?

Accepted Answer

A) [Co(NH3)6]3+  
B) [Co(CN)6]3- 
C) [Co(ox)3]3- 
D) [CoCl6]3- 
E) [Co(OH2)6]3+  
A) [Co(NH3)6]3+  
B) [Co(CN)6]3- 
C) [Co(ox)3]3- 
D) [CoCl6]3- 
E) [Co(OH2)6]3+

Question 6

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 7

One mole of cis-tetraamminedichlororhodium(III)chloride dissolves in water to give

Accepted Answer

A) 3 moles of ions. 
B) 2 moles of ions. 
C) 1 mole of ions. 
D) 6 moles of ions. 
A) 3 moles of ions. 
B) 2 moles of ions. 
C) 1 mole of ions. 
D) 6 moles of ions.

Question 8

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 9

Which of the following is the formula of potassium hexacyanoferrate(II)?

Accepted Answer

A) [Fe(CN)6] 
B) K[Fe(CN)6] 
C) K2[Fe(CN)6] 
D) K3[Fe(CN)6] 
E) K4[Fe(CN)6] 
A) [Fe(CN)6] 
B) K[Fe(CN)6] 
C) K2[Fe(CN)6] 
D) K3[Fe(CN)6] 
E) K4[Fe(CN)6]

Question 10

Which of the following is expected to be the best oxidizing agent?

Accepted Answer

A) Cu+(aq) 
B) Ti3+(aq) 
C) CrO42-(aq) 
D) VO2+  
E) Cr2+(aq) 
A) Cu+(aq) 
B) Ti3+(aq) 
C) CrO42-(aq) 
D) VO2+  
E) Cr2+(aq)

Question 11

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

Accepted Answer

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

Question 12

Vanadium metal is produced by the

Accepted Answer

A) reduction of VOCl2(s)with magnesium. 
B) reduction of vanadium(V)oxide with calcium. 
C) reaction of V2O5(s)with coke. 
D) decomposition of VCl4(g)at high temperature. 
E) roasting of VO2(s). 
A) reduction of VOCl2(s)with magnesium. 
B) reduction of vanadium(V)oxide with calcium. 
C) reaction of V2O5(s)with coke. 
D) decomposition of VCl4(g)at high temperature. 
E) roasting of VO2(s).

Question 13

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

Accepted Answer

A) Fe2+  
B) Cr2+  
C) V2+  
D) Mn2+  
E) MnO4- 
A) Fe2+  
B) Cr2+  
C) V2+  
D) Mn2+  
E) MnO4-

Question 14

Which of the following complexes is (are)chiral?

Accepted Answer

A) 1 
B) 4 
C) None of the complexes is chiral. 
D) 2 
E) 2 and 3 
A) 1 
B) 4 
C) None of the complexes is chiral. 
D) 2 
E) 2 and 3

Question 15

For a given metal,the oxides become more basic with increasing oxidation state.

Accepted Answer

A) True 
 B)False

Question 16

Consider the complex trans-[Co(NH3)4Cl2]Cl.Draw the structure of the complex and clearly label or give the following.
a)The inner and outer coordination spheres
b)The coordination number
c)The trans ligands
d)How many stereoisomers are there for a complex with the formula [Co(NH3)4Cl2]Cl?

Accepted Answer

(a)the inner coordination sphe

Question 17

If AgNO3(aq)is added to a 1 M aqueous solution of pentaamminechlorocobalt(III)chloride,how many moles of silver chloride are precipitated?

Accepted Answer

Question 18

The metalloproteins hemoglobin and vitamin B12 contain the metals

Accepted Answer

A) iron and zinc,respectively. 
B) cobalt and nickel,respectively. 
C) iron and Mo,respectively. 
D) manganese and iron,respectively. 
E) iron and cobalt,respectively. 
A) iron and zinc,respectively. 
B) cobalt and nickel,respectively. 
C) iron and Mo,respectively. 
D) manganese and iron,respectively. 
E) iron and cobalt,respectively.

Question 19

What do all rhodium complexes have in common?

Accepted Answer

They are a

Question 20

Which of the following complex ions is likely to absorb at about 400 nm?

Accepted Answer

A) [Cr(OH2)6]3+  
B) [Cr(CN)6]3- 
C) [CrF6]3- 
D) [CrCl6]3- 
E) [Cr(ox)3]3- 
A) [Cr(OH2)6]3+  
B) [Cr(CN)6]3- 
C) [CrF6]3- 
D) [CrCl6]3- 
E) [Cr(ox)3]3-

The properties of the transition metals vary greatly but they all have

rhodium complexes are high spin?

Comparing [Co(CN)₆]^3- with [CoCl₆]^4-,which of the following statements is true?

Which of the following complex ions is colorless?

Which of the following complex ions has the largest d-orbital splitting energy?

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

One mole of cis-tetraamminedichlororhodium(III)chloride dissolves in water to give

Which of the following has the largest atomic radius?

Which of the following is the formula of potassium hexacyanoferrate(II)?

Which of the following is expected to be the best oxidizing agent?

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

Vanadium metal is produced by the

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

Which of the following complexes is (are)chiral?

For a given metal,the oxides become more basic with increasing oxidation state.

If AgNO₃(aq)is added to a 1 M aqueous solution of pentaamminechlorocobalt(III)chloride,how many moles of silver chloride are precipitated?

The metalloproteins hemoglobin and vitamin B₁₂ contain the metals

What do all rhodium complexes have in common?

Which of the following complex ions is likely to absorb at about 400 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

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Exam 17: The Elements: The D Block

The properties of the transition metals vary greatly but they all have

rhodium complexes are high spin?

Comparing [Co(CN)6]3- with [CoCl6]4-,which of the following statements is true?

Which of the following complex ions is colorless?

Which of the following complex ions has the largest d-orbital splitting energy?

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

One mole of cis-tetraamminedichlororhodium(III)chloride dissolves in water to give

Which of the following has the largest atomic radius?

Which of the following is the formula of potassium hexacyanoferrate(II)?

Which of the following is expected to be the best oxidizing agent?

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

Vanadium metal is produced by the

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

Which of the following complexes is (are)chiral?

For a given metal,the oxides become more basic with increasing oxidation state.

Consider the complex trans-[Co(NH3)4Cl2]Cl.Draw the structure of the complex and clearly label or give the following. a)The inner and outer coordination spheres b)The coordination number c)The trans ligands d)How many stereoisomers are there for a complex with the formula [Co(NH3)4Cl2]Cl?

If AgNO3(aq)is added to a 1 M aqueous solution of pentaamminechlorocobalt(III)chloride,how many moles of silver chloride are precipitated?

The metalloproteins hemoglobin and vitamin B12 contain the metals

What do all rhodium complexes have in common?

Which of the following complex ions is likely to absorb at about 400 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

Comparing [Co(CN)₆]^3- with [CoCl₆]^4-,which of the following statements is true?

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

If AgNO₃(aq)is added to a 1 M aqueous solution of pentaamminechlorocobalt(III)chloride,how many moles of silver chloride are precipitated?

The metalloproteins hemoglobin and vitamin B₁₂ contain the metals