Question 1

The coordination number of platinum in Pt(NH3)2Cl2 is ________.

Accepted Answer

4

Question 2

Which of the following can function as a bidentate ligand?

Accepted Answer

A) CN- 
B) NCS- 
C) H2NCH2CO2- 
D) All of these can function as bidentate ligands. 
A) CN- 
B) NCS- 
C) H2NCH2CO2- 
D) All of these can function as bidentate ligands. C

Question 3

Transition elements are located in the ________-block of the periodic table.

Accepted Answer

D

Question 4

The formula for tetraamminedichlorochromium(III)chloride is ________.

Accepted Answer

The answer of The formula for tetraamminedichlorochromium(III)chloride is ________....

Question 5

The element that forms a 2+ ion with the electron configuration [Xe] 4f14 5d8 is ________.

Accepted Answer

Question 6

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 7

What is the compound responsible for the green patina seen on bronze monuments?

Accepted Answer

A) CuCO3 
B) Cu2(OH)2CO3 
C) Cu(OH)2 
D) Cu2(OH)2SO4 
A) CuCO3 
B) Cu2(OH)2CO3 
C) Cu(OH)2 
D) Cu2(OH)2SO4

Question 8

The first transition series metals are shown below.  
-Which has the greatest density?

Accepted Answer

A) Sc 
B) V 
C) Cu 
D) Zn 
A) Sc 
B) V 
C) Cu 
D) Zn

Question 9

What hybridization scheme is used for Ni in the square planar complex of [Ni(CN)4]2-?

Accepted Answer

A) sp3 
B) dsp2 
C) dsp3 
D) d2sp3 
A) sp3 
B) dsp2 
C) dsp3 
D) d2sp3

Question 10

Which of the following chromium species is the strongest acid?

Accepted Answer

A) Cr(OH)2 
B) Cr(OH)3 
C) CrO2(OH)2 
D) CrO42- 
A) Cr(OH)2 
B) Cr(OH)3 
C) CrO2(OH)2 
D) CrO42-

Question 11

Which is the strongest oxidizing agent under acidic conditions?

Accepted Answer

A) Cr2+ 
B) Cr3+ 
C) CrO42- 
D) Cr2O72- 
A) Cr2+ 
B) Cr3+ 
C) CrO42- 
D) Cr2O72-

Question 12

How many d electrons are there in W O42-?

Accepted Answer

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

Question 13

What is the strongest oxidizing agent of the following set: VCl2,CrCl3,KMnO4,KReO4?

Accepted Answer

A) VCl2 
B) CrCl3 
C) KMnO4 
D) KReO4 
A) VCl2 
B) CrCl3 
C) KMnO4 
D) KReO4

Question 14

-Which of the above are bidentate or tridentate ligands,capable of forming chelate rings?

Accepted Answer

A) (a)and (c) 
B) (b)and (d) 
C) (a),(b),and (c) 
D) (a),(b),(c),and (d) 
A) (a)and (c) 
B) (b)and (d) 
C) (a),(b),and (c) 
D) (a),(b),(c),and (d)

Question 15

Mn2+ has ________ d electrons.

Accepted Answer

Question 16

Which complex is optically active?

Accepted Answer

A) [CoCl4en]2- 
B) trans-[CrCl2(en)2]+ 
C) cis-[CrCl2(en)2]+ 
D) [PtCl2(NH3)2] 
A) [CoCl4en]2- 
B) trans-[CrCl2(en)2]+ 
C) cis-[CrCl2(en)2]+ 
D) [PtCl2(NH3)2]

Question 17

What two transition elements have the highest electrical conductivity of any elements at room temperature?

Accepted Answer

A) copper and iron 
B) copper and silver 
C) iron and chromium 
D) silver and gold 
A) copper and iron 
B) copper and silver 
C) iron and chromium 
D) silver and gold

Question 18

-Which element indicated on the above periodic table has the electron configuration [Ar] 3d3 4s2?

Accepted Answer

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

Question 19

-Which is the crystal field energy level diagram for a square planar ML4 complex that contains no ligands on the z-axis?

Accepted Answer

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

Question 20

The number of transition series is

Accepted Answer

A) one 
B) two 
C) four 
D) seven 
A) one 
B) two 
C) four 
D) seven

Exam 20: Transition Elements and Coordination Chemistry

The coordination number of platinum in Pt(NH3)2Cl2 is ________.

Which of the following can function as a bidentate ligand?

Transition elements are located in the ________-block of the periodic table.

The formula for tetraamminedichlorochromium(III)chloride is ________.

The element that forms a 2+ ion with the electron configuration [Xe] 4f14 5d8 is ________.

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

What is the compound responsible for the green patina seen on bronze monuments?

The first transition series metals are shown below. -Which has the greatest density?

What hybridization scheme is used for Ni in the square planar complex of [Ni(CN)4]2-?

Which of the following chromium species is the strongest acid?

Which is the strongest oxidizing agent under acidic conditions?

How many d electrons are there in W O42-?

What is the strongest oxidizing agent of the following set: VCl2,CrCl3,KMnO4,KReO4?

-Which of the above are bidentate or tridentate ligands,capable of forming chelate rings?

Mn2+ has ________ d electrons.

Which complex is optically active?

What two transition elements have the highest electrical conductivity of any elements at room temperature?

-Which element indicated on the above periodic table has the electron configuration [Ar] 3d3 4s2?

-Which is the crystal field energy level diagram for a square planar ML4 complex that contains no ligands on the z-axis?

The number of transition series is

Chemistry: Matter and Measurement

Atoms, molecules, and Ions

Formulas, equations, and Moles

Reactions in Aqueous Solutions

Periodicity and the Atomic Structure of Atoms

Ionic Bonds and Some Main-Group Chemistry

Covalent Bonds 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

Hydrogen, oxygen, and Water

The Main-Group Elements

Metals and Solid-State Materials

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Filters

The coordination number of platinum in Pt(NH₃)₂Cl₂ is ________.

The element that forms a 2+ ion with the electron configuration [Xe] 4f¹⁴ 5d⁸ is ________.

What hybridization scheme is used for Ni in the square planar complex of [Ni(CN)₄]^2-?

How many d electrons are there in WO₄^2-?

What is the strongest oxidizing agent of the following set: VCl₂,CrCl₃,KMnO₄,KReO₄?

Mn²⁺ has ________ d electrons.

-Which element indicated on the above periodic table has the electron configuration [Ar] 3d³ 4s²?

-Which is the crystal field energy level diagram for a square planar ML₄complex that contains no ligands on the z-axis?