Question 1

Zirconium forms two binary chlorides while molybdenum forms five. How can we explain this difference?

Accepted Answer

A)  Zirconium has a smaller radius and lower number of possible coordination numbers. 
B)  Ionization energies of zirconium are higher than that for molybdenum. 
C)  Zirconium has fewer accessible oxidation states than molybdenum. 
A)  Zirconium has a smaller radius and lower number of possible coordination numbers. 
B)  Ionization energies of zirconium are higher than that for molybdenum. 
C)  Zirconium has fewer accessible oxidation states than molybdenum. C

Question 2

Which electronic subshell is filled in the d block, period 4?

Accepted Answer

A)  3d 
B)  4d 
C)  5d 
A)  3d 
B)  4d 
C)  5d A

Question 3

What is diagonal similarity?

Accepted Answer

A)  Similarity between the element at the head of a group and the element to its lower right 
B)  Similarity between the element at the head of a group and the element to its lower left 
C)  Similarity between the element in a group and the element to its lower right. 
A)  Similarity between the element at the head of a group and the element to its lower right 
B)  Similarity between the element at the head of a group and the element to its lower left 
C)  Similarity between the element in a group and the element to its lower right. B

Question 4

Which of the following oxides is basic?

Accepted Answer

A)  CaO 
B)  CrO3 
C)  P4O10 
A)  CaO 
B)  CrO3 
C)  P4O10

Question 5

Which pair of elements have similar properties according to the Z + 8 rule?

Accepted Answer

A)  Si and V 
B)  S and Mn 
C)  P and V 
A)  Si and V 
B)  S and Mn 
C)  P and V

Question 6

Which combination of atomic properties would lead to a high first ionization potential:
(i) Small radius and high Zeff
(ii) Large radius and high Zeff
(iii) Small radius and low Zeff

Accepted Answer

A)  (i) 
B)  (ii) 
C)  (iii) 
A)  (i) 
B)  (ii) 
C)  (iii)

Question 7

Find the element with the largest atomic radius:

Accepted Answer

A)  Ca 
B)  Ba 
C)  Cs 
A)  Ca 
B)  Ba 
C)  Cs

Question 8

What can be said about the stability of high oxidation states within a group:

Accepted Answer

A)  The stability of high oxidation states increases down a group as the atomic radii increase. 
B)  The stability of high oxidation states decreases down a group as the first ionization potential increases. 
C)  The stability of high oxidation states remains more-or-less constant down a group. 
A)  The stability of high oxidation states increases down a group as the atomic radii increase. 
B)  The stability of high oxidation states decreases down a group as the first ionization potential increases. 
C)  The stability of high oxidation states remains more-or-less constant down a group.

Question 9

Classify the following hydrides: (i) SiH4, (ii) PH3 and (iii) AsH3

Accepted Answer

A)  (i) is saline, (ii) and (iii) are metallic 
B)  all are metallic 
C)  all are molecular 
A)  (i) is saline, (ii) and (iii) are metallic 
B)  all are metallic 
C)  all are molecular

Question 10

What can we say about an element's occurrence if we know it is a chalcophile element?

Accepted Answer

A)  The element occurs in silicate minerals. 
B)  The element is found in sulfide minerals. 
C)  The element is found in both oxides and sulfides. 
A)  The element occurs in silicate minerals. 
B)  The element is found in sulfide minerals. 
C)  The element is found in both oxides and sulfides.

Zirconium forms two binary chlorides while molybdenum forms five. How can we explain this difference?

Which electronic subshell is filled in the d block, period 4?

What is diagonal similarity?

Which of the following oxides is basic?

Which pair of elements have similar properties according to the Z + 8 rule?

Which combination of atomic properties would lead to a high first ionization potential: (i) Small radius and high Z_eff (ii) Large radius and high Z_eff (iii) Small radius and low Z_eff

Find the element with the largest atomic radius:

What can be said about the stability of high oxidation states within a group:

Classify the following hydrides: (i) SiH₄, (ii) PH₃ and (iii) AsH₃

What can we say about an element's occurrence if we know it is a chalcophile element?

Atomic Structure

Molecular Structure and Bonding

Molecular Symmetry

The Structures of Simple Solids

Acids and Bases

Oxidation and Reduction

An Introduction to Coordination Compounds

Physical Techniques in Inorganic Chemistry

Hydrogen

The Group 1 Elements

The Group 2 Elements

The Group 13 Elements

The Group 14 Elements

The Group 15 Elements

The Group 16 Elements

The Group 17 Elements

The Group 18 Elements

The D-Block Elements

The D-Metal Complexes: Electronic Structure and Spectra

Coordination Chemistry: Reactions of Complexes

D-Metal Organometallic Chemistry

The F-Block Metals

Materials Chemistry and Nanomaterials

Green Chemistry

Biological Inorganic Chemistry

Inorganic Chemistry in Medicine

Filters

Exam 9: Periodic Trends

Zirconium forms two binary chlorides while molybdenum forms five. How can we explain this difference?

Which electronic subshell is filled in the d block, period 4?

What is diagonal similarity?

Which of the following oxides is basic?

Which pair of elements have similar properties according to the Z + 8 rule?

Which combination of atomic properties would lead to a high first ionization potential: (i) Small radius and high Zeff (ii) Large radius and high Zeff (iii) Small radius and low Zeff

Find the element with the largest atomic radius:

What can be said about the stability of high oxidation states within a group:

Classify the following hydrides: (i) SiH4, (ii) PH3 and (iii) AsH3

What can we say about an element's occurrence if we know it is a chalcophile element?

Atomic Structure

Molecular Structure and Bonding

Molecular Symmetry

The Structures of Simple Solids

Acids and Bases

Oxidation and Reduction

An Introduction to Coordination Compounds

Physical Techniques in Inorganic Chemistry

Hydrogen

The Group 1 Elements

The Group 2 Elements

The Group 13 Elements

The Group 14 Elements

The Group 15 Elements

The Group 16 Elements

The Group 17 Elements

The Group 18 Elements

The D-Block Elements

The D-Metal Complexes: Electronic Structure and Spectra

Coordination Chemistry: Reactions of Complexes

D-Metal Organometallic Chemistry

The F-Block Metals

Materials Chemistry and Nanomaterials

Green Chemistry

Biological Inorganic Chemistry

Inorganic Chemistry in Medicine

Filters

Which combination of atomic properties would lead to a high first ionization potential: (i) Small radius and high Z_eff (ii) Large radius and high Z_eff (iii) Small radius and low Z_eff

Classify the following hydrides: (i) SiH₄, (ii) PH₃ and (iii) AsH₃