Question 1

The oxidation state of palladium in K2[PdCl4] is ________.

Accepted Answer

Question 2

What is the ground-state electron configuration for Co2+ (Z = 27)?

Accepted Answer

A) [Ar] 4s2 3d9 
B) [Ar] 4s2 3d5 
C) [Ar] 3d7 
D) [Ar] 4s1 3d6 
A) [Ar] 4s2 3d9 
B) [Ar] 4s2 3d5 
C) [Ar] 3d7 
D) [Ar] 4s1 3d6

Question 3

-Which group of elements,indicated by letter and shading on the periodic table above,represents the inner transition elements?

Accepted Answer

A) A 
B) B 
C) C 
D) D 
A) A 
B) B 
C) C 
D) D

Question 4

The third transition series metals are shown below.  
-Which has the lowest melting point?

Accepted Answer

A) La 
B) W 
C) Os 
D) Hg 
A) La 
B) W 
C) Os 
D) Hg

Question 5

Using shorthand notation,the electron configuration of Co3+ is ________.

Accepted Answer

Question 6

The absorbance spectrum of a complex along with an artist's color wheel is shown below.Determine the color one might see for this complex.

Accepted Answer

A) green 
B) red 
C) red-violet 
D) yellow 
A) green 
B) red 
C) red-violet 
D) yellow

Question 7

The third transition series metals are shown below.  
-Which has the smallest atomic radius?

Accepted Answer

A) La 
B) W 
C) Os 
D) Hg 
A) La 
B) W 
C) Os 
D) Hg

Question 8

Which of the following complex ions is colorless?

Accepted Answer

A) [Co(H2O)6]2+ 
B) [Mn(CN)6]3- 
C) [CrCl3(H2O)3] 
D) [Ag(NH3)2]+ 
A) [Co(H2O)6]2+ 
B) [Mn(CN)6]3- 
C) [CrCl3(H2O)3] 
D) [Ag(NH3)2]+

Question 9

Which is a complex ion?

Accepted Answer

A) FeBr3 
B) CrO42- 
C) [Cr(H2O)6]3+ 
D) Cr2O72- 
A) FeBr3 
B) CrO42- 
C) [Cr(H2O)6]3+ 
D) Cr2O72-

Question 10

How many unpaired electrons will Co have in the complex [CoCl4]2-?

Accepted Answer

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

Question 11

Which of the following can function as a bidentate ligand?

Accepted Answer

A) NH3 
B) CN- 
C) N3- 
D) C2O42- 
A) NH3 
B) CN- 
C) N3- 
D) C2O42-

Question 12

Transition series elements are all

Accepted Answer

A) gases. 
B) metals. 
C) nonmetals. 
D) semimetals. 
A) gases. 
B) metals. 
C) nonmetals. 
D) semimetals.

Question 13

Which metal exhibits the highest oxidation state in its compounds?

Accepted Answer

A) Sc 
B) Cr 
C) Mn 
D) Zn 
A) Sc 
B) Cr 
C) Mn 
D) Zn

Question 14

Which definition best describes isomers that are non-superimposable mirror images of each other that rotate plane polarized light to the same degree but in opposite directions?

Accepted Answer

A) diastereoisomers 
B) enantiomers 
C) ionization isomers 
D) racemic mixture 
A) diastereoisomers 
B) enantiomers 
C) ionization isomers 
D) racemic mixture

Question 15

Consider the following isomers of [Co(NHS1U1B13S1U1B0)S1U1B14S1U1B0BrS1U1B12S1U1B0]S1U1P1+S1S1P0.The black sphere represents Co,gray spheres represent NHS1U1B13S1U1B0,and unshaded spheres represent Br.  
-Which are trans-isomers?

Accepted Answer

A) isomers (1)and (2) 
B) isomers (1)and (3) 
C) isomers (2)and (4) 
D) isomers (3)and (4) 
A) isomers (1)and (2) 
B) isomers (1)and (3) 
C) isomers (2)and (4) 
D) isomers (3)and (4)

Question 16

The highest oxidation state attainable by Zn is ________.

Accepted Answer

The answer of The highest oxidation state attainable by Zn...

Question 17

The first transition series element expected to have the lowest second ionization energy is ________.

Accepted Answer

The answer of The first transition series element expected to...

Question 18

Which transition element is difficult to oxidize with hydronium ion?

Accepted Answer

A) Ti 
B) Cu 
C) Mn 
D) Zn 
A) Ti 
B) Cu 
C) Mn 
D) Zn

Question 19

Inner transition elements are found in the ________-block of the periodic table.

Accepted Answer

The answer of Inner transition elements are found in the...

Question 20

Element M has the valence electron configuration 3d6 4s2.What is the valence electron configuration of the M3+ ion?

Accepted Answer

A) 3d5 
B) 3d3 4s2 
C) 3d4 4s1 
D) 3d9 4s2 
A) 3d5 
B) 3d3 4s2 
C) 3d4 4s1 
D) 3d9 4s2

Exam 20: Transition Elements and Coordination Chemistry

The oxidation state of palladium in K2[PdCl4] is ________.

What is the ground-state electron configuration for Co2+ (Z = 27)?

-Which group of elements,indicated by letter and shading on the periodic table above,represents the inner transition elements?

The third transition series metals are shown below. -Which has the lowest melting point?

Using shorthand notation,the electron configuration of Co3+ is ________.

The absorbance spectrum of a complex along with an artist's color wheel is shown below.Determine the color one might see for this complex.

The third transition series metals are shown below. -Which has the smallest atomic radius?

Which of the following complex ions is colorless?

Which is a complex ion?

How many unpaired electrons will Co have in the complex [CoCl4]2-?

Which of the following can function as a bidentate ligand?

Transition series elements are all

Which metal exhibits the highest oxidation state in its compounds?

Which definition best describes isomers that are non-superimposable mirror images of each other that rotate plane polarized light to the same degree but in opposite directions?

Consider the following isomers of [Co(NH3)4Br2]+.The black sphere represents Co,gray spheres represent NH3,and unshaded spheres represent Br. -Which are trans-isomers?

The highest oxidation state attainable by Zn is ________.

The first transition series element expected to have the lowest second ionization energy is ________.

Which transition element is difficult to oxidize with hydronium ion?

Inner transition elements are found in the ________-block of the periodic table.

Element M has the valence electron configuration 3d6 4s2.What is the valence electron configuration of the M3+ ion?

Chemical Tools: Experimentation and Measurement

Atoms, molecules, and Ions

Mass Relationships in Chemical Reactions

Reactions in Aqueous Solutions

Periodicity and the Electronic Structure of Atoms

Ionic Compounds: Periodic Trends and Bonding

Covalent Bonding and Electron-Dot Structures

Covalent Compounds: Bonding Theories and Molecular Structure

Thermochemistry: Chemical Energy

Gases: Their Properties and Behavior

Liquids, solids, and Phase Changes

Solutions and Their Properties

Chemical Kinetics

Chemical Equilibrium

Aqueous Equilibria: Acids and Bases

Applications of Aqueous Equilibria

Thermodynamics: Entropy, free Energy, and Equilibrium

Electrochemistry

Nuclear Chemistry

Metals and Solid-State Materials

The Main-Group Elements

Connections to Organic and Biological Chemistry

Filters

The oxidation state of palladium in K₂[PdCl₄] is ________.

What is the ground-state electron configuration for Co²⁺ (Z = 27)?

Using shorthand notation,the electron configuration of Co³⁺ is ________.

How many unpaired electrons will Co have in the complex [CoCl₄]^2-?

Consider the following isomers of [Co(NH₃)₄Br₂]⁺.The black sphere represents Co,gray spheres represent NH₃,and unshaded spheres represent Br. -Which are trans-isomers?

Element M has the valence electron configuration 3d⁶ 4s².What is the valence electron configuration of the M³⁺ ion?