Question 1

Name the following: [Ni(NH3)3(H2O)3]Cl2

Accepted Answer

A) nickel(II)trihydrotriamminechloride 
B) nickel(I)triamminetrihydrochloride 
C) dichloronickel(II)triamminetrihydride 
D) nickel(III)chloride 
E) triamminetriaquanickel(II)chloride 
A) nickel(II)trihydrotriamminechloride 
B) nickel(I)triamminetrihydrochloride 
C) dichloronickel(II)triamminetrihydride 
D) nickel(III)chloride 
E) triamminetriaquanickel(II)chloride E

Question 2

Which of the following complex ions absorbs light of the shortest wavelength?

Accepted Answer

A) [FeCl6]3- 
B) [Fe(OH)6]3- 
C) [Fe(CN)6]3- 
D) [Fe(H2O)6]3+ 
E) [FeI6]3- 
A) [FeCl6]3- 
B) [Fe(OH)6]3- 
C) [Fe(CN)6]3- 
D) [Fe(H2O)6]3+ 
E) [FeI6]3- C

Question 3

How many unpaired electrons would you expect for the complex ion [Mn(H2O)6]2+?

Accepted Answer

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

Question 4

What is a coordinate covalent bond?

Accepted Answer

A covalent bond is formed through the sh

Question 5

How many d electrons are there in CrO72-?

Accepted Answer

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

Question 6

Name the following: Fe[AlF6]

Accepted Answer

A) ironaluminumhexafluoride 
B) iron(II)hexafluoroaluminum 
C) iron (III)hexafluoroaluminate 
D) iron(I)aluminumhexafluoride 
E) aluminumhexafluoroferrate 
A) ironaluminumhexafluoride 
B) iron(II)hexafluoroaluminum 
C) iron (III)hexafluoroaluminate 
D) iron(I)aluminumhexafluoride 
E) aluminumhexafluoroferrate

Question 7

Choose the bidentate ligand from the substances below.

Accepted Answer

A) ethylenediamine 
B) EDTA 
C) cyanide ion 
D) ammonia 
E) carbon monoxide 
A) ethylenediamine 
B) EDTA 
C) cyanide ion 
D) ammonia 
E) carbon monoxide

Question 8

How many unpaired electrons would you expect for the complex ion [Fe(CN)6]4-?

Accepted Answer

A) 5 
B) 2 
C) 6 
D) 4 
E) 0 
A) 5 
B) 2 
C) 6 
D) 4 
E) 0

Question 9

Why is +2 a common oxidation state for transition elements?

Accepted Answer

The transition metals lose their outer s

Question 10

Match the following.

-coordination

Accepted Answer

A) [Zn(NH3)2Cl2]Br2 and [Zn(NH3)2Br2]Cl2 
B) [Cr(en)3]3+ 
C) [Ni(CN)2(OH)2]2- 
D) [Cu(SCN)4]3- and [Cu(NCS)4]3- 
E) [Cr(NH3)3(CO)3]3+ 
A) [Zn(NH3)2Cl2]Br2 and [Zn(NH3)2Br2]Cl2 
B) [Cr(en)3]3+ 
C) [Ni(CN)2(OH)2]2- 
D) [Cu(SCN)4]3- and [Cu(NCS)4]3- 
E) [Cr(NH3)3(CO)3]3+

Question 11

How many unpaired electrons would you expect for the complex ion [Co(OH)6]3-?

Accepted Answer

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

Question 12

Which of the following pairs of coordination compounds or complex ions are examples of linkage isomers?

Accepted Answer

A) [Cu(NH3)5Br]Cl and [Cu(NH3)5Cl]Br 
B) [Fe(NH3)2(H2O)4]Cl2 and [Fe(NH3)4(H2O)2]Cl2 
C) [Fe(CO)5NO2]2+ and [Fe(CO)5ONO]2+ 
D) [Fe(NH3)2(H2O)4]Cl2 and [Fe(NH3)2(H2O)4]Br2 
E) [Cr(H2O)6]3+ and [Cr(NH3)6]3+ 
A) [Cu(NH3)5Br]Cl and [Cu(NH3)5Cl]Br 
B) [Fe(NH3)2(H2O)4]Cl2 and [Fe(NH3)4(H2O)2]Cl2 
C) [Fe(CO)5NO2]2+ and [Fe(CO)5ONO]2+ 
D) [Fe(NH3)2(H2O)4]Cl2 and [Fe(NH3)2(H2O)4]Br2 
E) [Cr(H2O)6]3+ and [Cr(NH3)6]3+

Question 13

Which of the following can function as a bidentate ligand?

Accepted Answer

A) CN - 
B) SH- 
C) HO   
D) H2NCH2  
A) CN - 
B) SH- 
C) HO   
D) H2NCH2

Question 14

Which of the following species is diamagnetic?

Accepted Answer

A) an isolated gas-phase Cr3+ ion 
B) a high-spin octahedral Cr2+ complex 
C) an isolated gas-phase Cu2+ ion 
D) a low-spin octahedral Co3+ complex 
A) an isolated gas-phase Cr3+ ion 
B) a high-spin octahedral Cr2+ complex 
C) an isolated gas-phase Cu2+ ion 
D) a low-spin octahedral Co3+ complex

Question 15

How many moles of aqueous ions will be produced from the dissolution of 1.0 mole of K3[FeCl6] in water?

Accepted Answer

A) 4 
B) 10 
C) 2 
D) 9 
E) 1 
A) 4 
B) 10 
C) 2 
D) 9 
E) 1

Question 16

What is the ground-state electron configuration for Cr3+ (Z = 24)?

Accepted Answer

A) [Ar] 4s23d7 
B) [Ar] 4s23d1 
C) [Ar] 3d3 
D) [Ar] 4s13d2 
A) [Ar] 4s23d7 
B) [Ar] 4s23d1 
C) [Ar] 3d3 
D) [Ar] 4s13d2

Question 17

Which of the following complex ions absorbs light of the longest wavelength?

Accepted Answer

A) [Cr(CN)6]3- 
B) [CrCl6]3- 
C) [Cr(en)3]3+ 
D) [Cr(NH3)6]3+ 
E) [Cr(NO2)6]3- 
A) [Cr(CN)6]3- 
B) [CrCl6]3- 
C) [Cr(en)3]3+ 
D) [Cr(NH3)6]3+ 
E) [Cr(NO2)6]3-

Question 18

Determine the chemical formula for the compound diaquadicarbonylzinc tetrabromopalladate(II).

Accepted Answer

A) [PdZn(H2O)2(CO)2]Br4 
B) [Zn(H2O)2(CO)2]2[PdBr4] 
C) [Pd(H2O)2][Zn(CO)2]Br4 
D) [Pd(H2O)2]2[Zn(CO)2]3Br4 
E) [Zn(H2O)2(CO)2][PdBr4] 
A) [PdZn(H2O)2(CO)2]Br4 
B) [Zn(H2O)2(CO)2]2[PdBr4] 
C) [Pd(H2O)2][Zn(CO)2]Br4 
D) [Pd(H2O)2]2[Zn(CO)2]3Br4 
E) [Zn(H2O)2(CO)2][PdBr4]

Question 19

Determine the chemical formula for the compound tetracarbonylplatinum(IV)chloride.

Accepted Answer

A) [Pt(CO)4]Cl2 
B) [Pt(CO)4]Cl4 
C) [Pt(CO)4Cl4]2- 
D) [PtCl4](CO)4 
E) [Pt(CO)4Cl4]4- 
A) [Pt(CO)4]Cl2 
B) [Pt(CO)4]Cl4 
C) [Pt(CO)4Cl4]2- 
D) [PtCl4](CO)4 
E) [Pt(CO)4Cl4]4-

Question 20

Match the following.

-optical

Accepted Answer

A) [Zn(NH3)2Cl2]Br2 and [Zn(NH3)2Br2]Cl2 
B) [Cr(en)3]3+ 
C) [Ni(CN)2(OH)2]2- 
D) [Cu(SCN)4]3- and [Cu(NCS)4]3- 
E) [Cr(NH3)3(CO)3]3+ 
A) [Zn(NH3)2Cl2]Br2 and [Zn(NH3)2Br2]Cl2 
B) [Cr(en)3]3+ 
C) [Ni(CN)2(OH)2]2- 
D) [Cu(SCN)4]3- and [Cu(NCS)4]3- 
E) [Cr(NH3)3(CO)3]3+

Exam 25: Transition Metals and Coordination Compounds

Name the following: [Ni(NH3)3(H2O)3]Cl2

Which of the following complex ions absorbs light of the shortest wavelength?

How many unpaired electrons would you expect for the complex ion [Mn(H2O)6]2+?

What is a coordinate covalent bond?

How many d electrons are there in CrO72-?

Name the following: Fe[AlF6]

Choose the bidentate ligand from the substances below.

How many unpaired electrons would you expect for the complex ion [Fe(CN)6]4-?

Why is +2 a common oxidation state for transition elements?

Match the following. -coordination

How many unpaired electrons would you expect for the complex ion [Co(OH)6]3-?

Which of the following pairs of coordination compounds or complex ions are examples of linkage isomers?

Which of the following can function as a bidentate ligand?

Which of the following species is diamagnetic?

How many moles of aqueous ions will be produced from the dissolution of 1.0 mole of K3[FeCl6] in water?

What is the ground-state electron configuration for Cr3+ (Z = 24)?

Which of the following complex ions absorbs light of the longest wavelength?

Determine the chemical formula for the compound diaquadicarbonylzinc tetrabromopalladate(II).

Determine the chemical formula for the compound tetracarbonylplatinum(IV)chloride.

Match the following. -optical

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Filters

Name the following: [Ni(NH₃)₃(H₂O)₃]Cl₂

How many unpaired electrons would you expect for the complex ion [Mn(H₂O)₆]²⁺?

How many d electrons are there in CrO₇^2-?

Name the following: Fe[AlF₆]

How many unpaired electrons would you expect for the complex ion [Fe(CN)₆]^4-?

How many unpaired electrons would you expect for the complex ion [Co(OH)₆]^3-?

How many moles of aqueous ions will be produced from the dissolution of 1.0 mole of K₃[FeCl₆] in water?

What is the ground-state electron configuration for Cr³⁺ (Z = 24)?