A certain transition metal complex has the formula MX42+.If the metal ion has a d8 electron configuration,what is the shape of the complex?

A) octahedral B) square pyramid C) tetrahedral D) trigonal pyramid E) square planar A) octahedral B) square pyramid C) tetrahedral D) trigonal pyramid E) square planar

Give the systematic name for Cr(CO)3(NH3)3.

A) chromiumtriaminotricarbonyl B) triamminechromium carbonate C) triamminetricarbonylchromate(0) D) triamminetricarbonylchromium(0) E) None of these choices is correct. A) chromiumtriaminotricarbonyl B) triamminechromium carbonate C) triamminetricarbonylchromate(0) D) triamminetricarbonylchromium(0) E) None of these choices is correct.

The ground state electron configuration of Zn2+ is:

A) [Ar]4s23d8 B) [Ar]4s23d10 C) [Ar]4s13d9 D) [Ar]3d10 E) [Ar]3d8 A) [Ar]4s23d8 B) [Ar]4s23d10 C) [Ar]4s13d9 D) [Ar]3d10 E) [Ar]3d8

According to Valence Bond theory,in the square planar Ni(CN)42- complex ion,the orbital hybridization pattern is

A) sp3 B) dsp2 C) d2sp D) d2sp3 E) None of these choices is correct. A) sp3 B) dsp2 C) d2sp D) d2sp3 E) None of these choices is correct.

Exam 22: The Transition Elements and Their Coordination Compounds

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The M²⁺ ions of the first transition series of elements all have the general electronic configuration [Ar]4s²3d^x,where x is an integer from 1 to 8.

(True/False)

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Question 21

Which of the following octahedral complexes should have the largest crystal field splitting energy, $\Delta$ ?

(Multiple Choice)

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Question 22

A certain transition metal complex has the formula MX₄²⁺.If the metal ion has a d⁸ electron configuration,what is the shape of the complex?

(Multiple Choice)

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Question 23

Square planar complexes can exhibit both geometric and optical isomerism.

(True/False)

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Question 24

Which of the following ligands is most likely to form a low-spin octahedral complex with iron(III)?

(Multiple Choice)

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Question 25

a.Explain how the crystal field theory can use the magnitude of the splitting energy $\Delta$ to provide an explanation of the color and magnetic properties of octahedral complexes. b.In promoting an electron from the t₂_g set of orbitals to the e_g set,an octahedral complex absorbs a photon with a wavelength $\lambda$ of 523 nm.Calculate the value of $\Delta$ in the complex,in kJ/mol.

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Question 26

A characteristic of ligands is that

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Question 27

Of the 3d transition series of elements,zinc has the greatest atomic radius.

(True/False)

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Question 28

Which of the following will be diamagnetic?

(Multiple Choice)

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Question 29

Which of the following ions is most likely to form colored compounds?

(Multiple Choice)

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Question 30

Consider the following structures (1 and 2 are octahedral;3 and 4 are square planar). Which one of the following statements about the above structures is correct?

(Multiple Choice)

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Question 31

a.State the requirement for two molecules to be optical isomers. b.A complex ion MABCD²⁺ (where A,B,C and D are different unidentate ligands)rotates the plane of polarized light.Deduce the geometry of the complex and draw the optical isomers of this ionic formula.

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Question 32

The d_xy and the orbitals d_x²- _y² both lie in the xy plane,yet for a metal ion in an octahedral complex the energy of the d_xy orbital is lower than that of the d_x²- _y² orbital.Explain this using the arguments of crystal field theory.

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Question 33

Which of the following ligands could participate in linkage isomerism?

(Multiple Choice)

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Question 34

A certain transition element has the stable oxidation states of +2,+3,+5,and +6.In which state will the element be most likely to form an ionic bond with chlorine?

(Multiple Choice)

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Question 35

Give the systematic name for Cr(CO)₃(NH₃)₃.

(Multiple Choice)

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Question 36

The ground state electron configuration of Zn²⁺ is:

(Multiple Choice)

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Question 37

According to Valence Bond theory,in the square planar Ni(CN)₄^2- complex ion,the orbital hybridization pattern is

(Multiple Choice)

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Question 38

Chromium and manganese are among the transition elements that form several different oxides.Which of the following statements characterize these oxides?

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Question 39

Which of the following ions is least likely to form colored compounds?

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Question 40

Showing 21 - 40 of 72

Exam 22: The Transition Elements and Their Coordination Compounds

The M2+ ions of the first transition series of elements all have the general electronic configuration [Ar]4s23dx,where x is an integer from 1 to 8.

Which of the following octahedral complexes should have the largest crystal field splitting energy, Δ\DeltaΔ ?

A certain transition metal complex has the formula MX42+.If the metal ion has a d8 electron configuration,what is the shape of the complex?

Square planar complexes can exhibit both geometric and optical isomerism.

Which of the following ligands is most likely to form a low-spin octahedral complex with iron(III)?

A characteristic of ligands is that

Of the 3d transition series of elements,zinc has the greatest atomic radius.

Which of the following will be diamagnetic?

Which of the following ions is most likely to form colored compounds?

Consider the following structures (1 and 2 are octahedral;3 and 4 are square planar). Which one of the following statements about the above structures is correct?

a.State the requirement for two molecules to be optical isomers. b.A complex ion MABCD2+ (where A,B,C and D are different unidentate ligands)rotates the plane of polarized light.Deduce the geometry of the complex and draw the optical isomers of this ionic formula.

The dxy and the orbitals dx2 - y2 both lie in the xy plane,yet for a metal ion in an octahedral complex the energy of the dxy orbital is lower than that of the dx2 - y2 orbital.Explain this using the arguments of crystal field theory.

Which of the following ligands could participate in linkage isomerism?

A certain transition element has the stable oxidation states of +2,+3,+5,and +6.In which state will the element be most likely to form an ionic bond with chlorine?

Give the systematic name for Cr(CO)3(NH3)3.

The ground state electron configuration of Zn2+ is:

According to Valence Bond theory,in the square planar Ni(CN)42- complex ion,the orbital hybridization pattern is

Chromium and manganese are among the transition elements that form several different oxides.Which of the following statements characterize these oxides?

Which of the following ions is least likely to form colored compounds?

Keys to the Study of Chemistry

The Components of Matter

Stoichiometry of Formulas and Equations

Three Major Classes of Chemical Reactions

Gases and the Kinetic-Molecular Theory

Thermochemistry: Energy Flow and Chemical Change

Quantum Theory and Atomic Structure

Electron Configuration and Chemical Periodicity

Models of Chemical Bonding

The Shapes of Molecules

Theories of Covalent Bonding

Intermolecular Forces: Liquids,solids,and Phase Changes

The Properties of Solutions

The Main-Group Elements: Applying Principles of Bonding and Structure

Organic Compounds and the Atomic Properties of Carbon

Kinetics: Rates and Mechanisms of Chemical Reactions

Equilibrium: the Extent of Chemical Reactions

Acid-Base Equilibria

Ionic Equilibria in Aqueous Systems

Thermodynamics: Entropy, free Energy, and the Direction of Chemical Reactions

Electrochemistry: Chemical Change and Electrical Work

Nuclear Reactions and Their Applications

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The M²⁺ ions of the first transition series of elements all have the general electronic configuration [Ar]4s²3d^x,where x is an integer from 1 to 8.

Which of the following octahedral complexes should have the largest crystal field splitting energy, $\Delta$ ?

A certain transition metal complex has the formula MX₄²⁺.If the metal ion has a d⁸ electron configuration,what is the shape of the complex?

a.State the requirement for two molecules to be optical isomers. b.A complex ion MABCD²⁺ (where A,B,C and D are different unidentate ligands)rotates the plane of polarized light.Deduce the geometry of the complex and draw the optical isomers of this ionic formula.

The d_xy and the orbitals d_x²- _y² both lie in the xy plane,yet for a metal ion in an octahedral complex the energy of the d_xy orbital is lower than that of the d_x²- _y² orbital.Explain this using the arguments of crystal field theory.

Give the systematic name for Cr(CO)₃(NH₃)₃.

The ground state electron configuration of Zn²⁺ is:

According to Valence Bond theory,in the square planar Ni(CN)₄^2- complex ion,the orbital hybridization pattern is