Question 1

The ligand 4-cyanopyridine can form _____ complex(es)with penataamminecobalt(III).

Accepted Answer

The answer of The ligand 4-cyanopyridine can form _____ complex(es)with...

Question 2

Sulfur dioxide is removed from copper ores in the smelting of copper by the reaction
SO2(g)+ CaO(s)$\rightarrow$ CaSO3(s)
What is the Lewis base in this reaction? What is the Lewis acid?

Accepted Answer

CaO(s),SO<

Question 3

Rhodium lies below cobalt in the periodic table.What is the d-electron configuration of [Rh(CN)6]3-?

Accepted Answer

A) t2g5eg2  
B) t2g4eg1  
C) t2g6  
D) t2g4eg2  
E) t2g5  
A) t2g5eg2  
B) t2g4eg1  
C) t2g6  
D) t2g4eg2  
E) t2g5

Question 4

When one mole of trans-tetraamminedichlorocobalt(III)chloride dissolves in water,how many moles of ions does it produce?

Accepted Answer

A) 1 mole of ions. 
B) 2 moles of ions. 
C) 3 moles of ions. 
D) 4 moles of ions. 
A) 1 mole of ions. 
B) 2 moles of ions. 
C) 3 moles of ions. 
D) 4 moles of ions.

Question 5

Which of the following pairs have about the same atomic radius?

Accepted Answer

A) Cu and Ag 
B) Co and Rh 
C) Fe and Ru 
D) Mn and Tc 
E) Ru and Os 
A) Cu and Ag 
B) Co and Rh 
C) Fe and Ru 
D) Mn and Tc 
E) Ru and Os

Question 6

The ligand CN- is a strong-field ligand because it is a ____________________ and Cl- is a weak-field ligand because it is a ____________________.

Accepted Answer

The answer of The ligand CN- is a strong-field ligand...

Question 7

What is the formula of the compound formed when potassium dichromate is dissolved in aqueous base?

Accepted Answer

A) K2CrO4 
B) K2Cr2O7 
C) CrO3  
D) Cr(OH)3 
A) K2CrO4 
B) K2Cr2O7 
C) CrO3  
D) Cr(OH)3

Question 8

Why is $\Delta$T is always greater than $\Delta$O?

Accepted Answer

It isn't;

Question 9

How many geometric isomers are possible for the complex ion [Co(NH3)3(OH2)3]3+?

Accepted Answer

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

Question 10

How many geometric isomers are possible for the complex [Co(en)(OH2)Cl3]?

Accepted Answer

A) 3 
B) 2 
C) 4 
D) 5 
E) 0 
A) 3 
B) 2 
C) 4 
D) 5 
E) 0

Question 11

The formulas of mercury(I)and mercury(II)chloride are

Accepted Answer

A) Hg2Cl3 and HgCl2,respectively. 
B) Hg2Cl2 and HgCl2,respectively. 
C) HgCl and HgCl2,respectively. 
D) Hg2Cl and HgCl2,respectively. 
E) Hg2Cl2 and HgCl,respectively. 
A) Hg2Cl3 and HgCl2,respectively. 
B) Hg2Cl2 and HgCl2,respectively. 
C) HgCl and HgCl2,respectively. 
D) Hg2Cl and HgCl2,respectively. 
E) Hg2Cl2 and HgCl,respectively.

Question 12

For the complex ion [Rh(NCS)2(NH3)4]+ ,how many different isomers of all types are possible?

Accepted Answer

A) 2 
B) 3 
C) 4 
D) 6 
E) 8 
A) 2 
B) 3 
C) 4 
D) 6 
E) 8

Question 13

Which of the following complexes has the smallest d-orbital splitting energy?

Accepted Answer

A) Co(NH3)63+  
B) Co(NH3)5OH2+  
C) Co(NH3)5CN2+  
D) Co(NH3)5I2+  
E) Co(NH3)5(OH2)3+  
A) Co(NH3)63+  
B) Co(NH3)5OH2+  
C) Co(NH3)5CN2+  
D) Co(NH3)5I2+  
E) Co(NH3)5(OH2)3+

Question 14

Of the following,which possesses the smallest atomic radius?

Accepted Answer

A) Cd 
B) Zn 
C) Mo 
D) Pd 
E) Ru 
A) Cd 
B) Zn 
C) Mo 
D) Pd 
E) Ru

Question 15

All of the following complexes are high-spin except

Accepted Answer

A) V(OH2)63+. 
B) Zn(OH2)62+. 
C) Ni(OH2)62+. 
D) Co(OH2)62+. 
E) Fe(OH2)63+. 
A) V(OH2)63+. 
B) Zn(OH2)62+. 
C) Ni(OH2)62+. 
D) Co(OH2)62+. 
E) Fe(OH2)63+.

Question 16

The d-metals can be mixed together to form a wide range of alloys because

Accepted Answer

A) the d-electrons interact strongly with each other. 
B) the d-metals have a wide range of metal radii. 
C) the nucleus is well shielded by the d-electrons. 
D) the range of d-metal radii is not very great. 
E) the d-metals have low melting points. 
A) the d-electrons interact strongly with each other. 
B) the d-metals have a wide range of metal radii. 
C) the nucleus is well shielded by the d-electrons. 
D) the range of d-metal radii is not very great. 
E) the d-metals have low melting points.

Question 17

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

Accepted Answer

A) Cr2O72- 
B) MnO4- 
C) Cr2+  
D) MnO2  
E) Cr2O3  
A) Cr2O72- 
B) MnO4- 
C) Cr2+  
D) MnO2  
E) Cr2O3

Question 18

What is the oxidation number of cobalt in [CoCl(NH3)5]Cl2?

Accepted Answer

A) +4 
B) +1 
C) +6 
D) +2 
E) +3 
A) +4 
B) +1 
C) +6 
D) +2 
E) +3

Question 19

The maximum oxidation states for chromium and manganese are

Accepted Answer

A) both +7. 
B) +7 and +8,respectively. 
C) +3 and +4,respectively. 
D) +5 and +6,respectively. 
E) +6 and +7,respectively. 
A) both +7. 
B) +7 and +8,respectively. 
C) +3 and +4,respectively. 
D) +5 and +6,respectively. 
E) +6 and +7,respectively.

Question 20

The ligand field splitting energy is greater for complexes of $\pi$-acid ligands than for complexes of $\pi$-base ligands.

Accepted Answer

A) True 
 B)False

The ligand 4-cyanopyridine can form _____ complex(es)with penataamminecobalt(III).

Sulfur dioxide is removed from copper ores in the smelting of copper by the reaction SO₂(g)+ CaO(s) $\rightarrow$ CaSO₃(s) What is the Lewis base in this reaction? What is the Lewis acid?

Rhodium lies below cobalt in the periodic table.What is the d-electron configuration of [Rh(CN)₆]^3-?

When one mole of trans-tetraamminedichlorocobalt(III)chloride dissolves in water,how many moles of ions does it produce?

Which of the following pairs have about the same atomic radius?

The ligand CN^- is a strong-field ligand because it is a and Cl^- is a weak-field ligand because it is a .

What is the formula of the compound formed when potassium dichromate is dissolved in aqueous base?

Why is $\Delta$ _T is always greater than $\Delta$ _O?

How many geometric isomers are possible for the complex ion [Co(NH₃)₃(OH₂)₃]³⁺?

How many geometric isomers are possible for the complex [Co(en)(OH₂)Cl₃]?

The formulas of mercury(I)and mercury(II)chloride are

For the complex ion [Rh(NCS)₂(NH₃)₄]⁺ ,how many different isomers of all types are possible?

Which of the following complexes has the smallest d-orbital splitting energy?

Of the following,which possesses the smallest atomic radius?

All of the following complexes are high-spin except

The d-metals can be mixed together to form a wide range of alloys because

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

What is the oxidation number of cobalt in [CoCl(NH₃)₅]Cl₂?

The maximum oxidation states for chromium and manganese are

The ligand field splitting energy is greater for complexes of $\pi$ -acid ligands than for complexes of $\pi$ -base ligands.

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

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Organic Chemistry I

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Exam 17: The Elements: The D Block

The ligand 4-cyanopyridine can form _____ complex(es)with penataamminecobalt(III).

Sulfur dioxide is removed from copper ores in the smelting of copper by the reaction SO2(g)+ CaO(s) →\rightarrow→ CaSO3(s) What is the Lewis base in this reaction? What is the Lewis acid?

Rhodium lies below cobalt in the periodic table.What is the d-electron configuration of [Rh(CN)6]3-?

When one mole of trans-tetraamminedichlorocobalt(III)chloride dissolves in water,how many moles of ions does it produce?

Which of the following pairs have about the same atomic radius?

The ligand CN- is a strong-field ligand because it is a ____________________ and Cl- is a weak-field ligand because it is a ____________________.

What is the formula of the compound formed when potassium dichromate is dissolved in aqueous base?

Why is Δ\DeltaΔ T is always greater than Δ\DeltaΔ O?

How many geometric isomers are possible for the complex ion [Co(NH3)3(OH2)3]3+?

How many geometric isomers are possible for the complex [Co(en)(OH2)Cl3]?

The formulas of mercury(I)and mercury(II)chloride are

For the complex ion [Rh(NCS)2(NH3)4]+ ,how many different isomers of all types are possible?

Which of the following complexes has the smallest d-orbital splitting energy?

Of the following,which possesses the smallest atomic radius?

All of the following complexes are high-spin except

The d-metals can be mixed together to form a wide range of alloys because

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

What is the oxidation number of cobalt in [CoCl(NH3)5]Cl2?

The maximum oxidation states for chromium and manganese are

The ligand field splitting energy is greater for complexes of π\piπ -acid ligands than for complexes of π\piπ -base ligands.

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

Sulfur dioxide is removed from copper ores in the smelting of copper by the reaction SO₂(g)+ CaO(s) $\rightarrow$ CaSO₃(s) What is the Lewis base in this reaction? What is the Lewis acid?

Rhodium lies below cobalt in the periodic table.What is the d-electron configuration of [Rh(CN)₆]^3-?

The ligand CN^- is a strong-field ligand because it is a and Cl^- is a weak-field ligand because it is a .

Why is $\Delta$ _T is always greater than $\Delta$ _O?

How many geometric isomers are possible for the complex ion [Co(NH₃)₃(OH₂)₃]³⁺?

How many geometric isomers are possible for the complex [Co(en)(OH₂)Cl₃]?

For the complex ion [Rh(NCS)₂(NH₃)₄]⁺ ,how many different isomers of all types are possible?

What is the oxidation number of cobalt in [CoCl(NH₃)₅]Cl₂?

The ligand field splitting energy is greater for complexes of $\pi$ -acid ligands than for complexes of $\pi$ -base ligands.