Question 1

Cooper pairs are formed in what way?

Accepted Answer

A) Electrons pair through p-n junctions. 
B) Electrons pair by making use of lattice vibrations. 
C) Electrons pair through gain and loss at specific atoms. 
D) Electrons pair up because temperatures are sufficiently high. 
A) Electrons pair through p-n junctions. 
B) Electrons pair by making use of lattice vibrations. 
C) Electrons pair through gain and loss at specific atoms. 
D) Electrons pair up because temperatures are sufficiently high.

Question 2

What must a glass contain to qualify as borosilicate glass?

Accepted Answer

A) Na2O  
B) CaO  
C) Na3B  
D) B2O3   
E) BN  
A) Na2O  
B) CaO  
C) Na3B  
D) B2O3   
E) BN

Question 3

What is graphene?

Accepted Answer

A) A three dimensional layer of carbon atoms in a crystalline array. 
B) A double layer of carbon atoms arranged in a diamond structure. 
C) A single layer of carbon atoms arranged in a diamond structure. 
D) A double layer of hexagonally arranged carbon atoms. 
E) A single layer of hexagonally arranged carbon atoms. 
A) A three dimensional layer of carbon atoms in a crystalline array. 
B) A double layer of carbon atoms arranged in a diamond structure. 
C) A single layer of carbon atoms arranged in a diamond structure. 
D) A double layer of hexagonally arranged carbon atoms. 
E) A single layer of hexagonally arranged carbon atoms.

Question 4

What two broad components make up concrete?

Accepted Answer

A) Silicates and aluminosilicates.  
B) Clays and fillers.  
C) Fillers and cement.  
D) Portland cement and plastic.  
E) Limestone and silicates.  
A) Silicates and aluminosilicates.  
B) Clays and fillers.  
C) Fillers and cement.  
D) Portland cement and plastic.  
E) Limestone and silicates.

Question 5

for a template synthesis of a nano-material,a polycarbonate or alumina membrane must first be prepared.

Accepted Answer

A) True 
 B)False

Question 6

How is bonding in solids best described?

Accepted Answer

A) Bands of atomic orbitals. 
B) Bands of molecular orbitals. 
C) A conduction band overlapping a valence band. 
D) A conduction band overlapping a band gap. 
A) Bands of atomic orbitals. 
B) Bands of molecular orbitals. 
C) A conduction band overlapping a valence band. 
D) A conduction band overlapping a band gap.

Question 7

What causes the green phosphor?

Accepted Answer

A) ZnS activated with silver.  
B) Yttrium oxysulfide  
C) Silver activated with ZnS.  
D) Europium activated with ZnS.  
E) ZnS activated with copper.  
A) ZnS activated with silver.  
B) Yttrium oxysulfide  
C) Silver activated with ZnS.  
D) Europium activated with ZnS.  
E) ZnS activated with copper.

Question 8

What properties are usually associated with high carbon steel?

Accepted Answer

A) Hardness and brittleness. 
B) Ductility and low hardness. 
C) Ductility and high hardness. 
D) Low hardness and high brittleness. 
E) Corrosion resistance and high malleability. 
A) Hardness and brittleness. 
B) Ductility and low hardness. 
C) Ductility and high hardness. 
D) Low hardness and high brittleness. 
E) Corrosion resistance and high malleability.

Question 9

How is lithography used to create a nano-material?

Accepted Answer

A) By carving a material into the desired shape. 
B) By etching a material into the desired shape.. 
C) By encouraging molecules to assemble themselves. 
D) By making use of specific intermolecular attractions. 
A) By carving a material into the desired shape. 
B) By etching a material into the desired shape.. 
C) By encouraging molecules to assemble themselves. 
D) By making use of specific intermolecular attractions.

Question 10

What makes calcium carbonate such a good structural material?

Accepted Answer

A) The low cost of it as a starting material. 
B) The rigidity of structures made from it. 
C) The ease with which it can be worked. 
D) The prevalence of covalent bonds in it. 
E) The numerous Ca2+ ions within it. 
A) The low cost of it as a starting material. 
B) The rigidity of structures made from it. 
C) The ease with which it can be worked. 
D) The prevalence of covalent bonds in it. 
E) The numerous Ca2+ ions within it.

Question 11

The ability of a semi-conductor to carry an electric current can be enhanced by adding electrons to the conduction band.

Accepted Answer

A) True 
 B)False

Question 12

What is triboluminescence?

Accepted Answer

A) Another term for phosphorescence. 
B) Luminescence that results from thermal excitation of a crystal. 
C) Luminescence that results from mechanical shock to a crystal. 
D) Luminescence that results from the interaction of at least three photons. 
E) The emission of light through a chemical reaction. 
A) Another term for phosphorescence. 
B) Luminescence that results from thermal excitation of a crystal. 
C) Luminescence that results from mechanical shock to a crystal. 
D) Luminescence that results from the interaction of at least three photons. 
E) The emission of light through a chemical reaction.

Question 13

What type of bonding dominates in a diamond structure?

Accepted Answer

A) C-C pi bonds. 
B) C-C two dimensional bonds. 
C) Non-covalent bonds. 
D) C-C sigma bonds. 
E) Really strong sigma or pi bonds. 
A) C-C pi bonds. 
B) C-C two dimensional bonds. 
C) Non-covalent bonds. 
D) C-C sigma bonds. 
E) Really strong sigma or pi bonds.

Question 14

What components make up soda-lime glass?

Accepted Answer

A) Silica,plus sodium and calcium carbides. 
B) Silica,plus sodium and calcium oxides. 
C) Limestone,plus sodium and calcium oxides. 
D) Limestone,plus sodium and calcium carbides. 
E) Silica,plus silicon carbide. -1  
A) Silica,plus sodium and calcium carbides. 
B) Silica,plus sodium and calcium oxides. 
C) Limestone,plus sodium and calcium oxides. 
D) Limestone,plus sodium and calcium carbides. 
E) Silica,plus silicon carbide. -1

Question 15

Metals conduct electricity because electrons do not move in the "electron sea."

Accepted Answer

A) True 
 B)False

Question 16

Ceramics are not brittle.

Accepted Answer

A) True 
 B)False

Question 17

Graphite and diamond are two forms of the same element,carbon.What is the term for two such forms of an element?

Accepted Answer

A) Isotopes. 
B) Solid phases. 
C) Physical states. 
D) Allotropes. 
E) Carbotropes. 
A) Isotopes. 
B) Solid phases. 
C) Physical states. 
D) Allotropes. 
E) Carbotropes.

Question 18

From what are ortho-silicates built?

Accepted Answer

A) SiO22- 
B) SiO24- 
C) SiO42- 
D) SiO4 
E) SiO44- 
A) SiO22- 
B) SiO24- 
C) SiO42- 
D) SiO4 
E) SiO44-

Question 19

What is the final phase of a nano-material template synthesis?

Accepted Answer

A) Growing the template. 
B) Layer deposition of the nano-material. 
C) Vapor deposition of the nano-material. 
D) Purification of the surface of the template membrane. 
E) Dissolving or removing the template. 
A) Growing the template. 
B) Layer deposition of the nano-material. 
C) Vapor deposition of the nano-material. 
D) Purification of the surface of the template membrane. 
E) Dissolving or removing the template.

Question 20

nano-materials have been used to create drug delivery systems and miniature circuits.

Accepted Answer

A) True 
 B)False

Cooper pairs are formed in what way?

What must a glass contain to qualify as borosilicate glass?

What is graphene?

What two broad components make up concrete?

for a template synthesis of a nano-material,a polycarbonate or alumina membrane must first be prepared.

How is bonding in solids best described?

What causes the green phosphor?

What properties are usually associated with high carbon steel?

How is lithography used to create a nano-material?

What makes calcium carbonate such a good structural material?

The ability of a semi-conductor to carry an electric current can be enhanced by adding electrons to the conduction band.

What is triboluminescence?

What type of bonding dominates in a diamond structure?

What components make up soda-lime glass?

Metals conduct electricity because electrons do not move in the "electron sea."

Ceramics are not brittle.

Graphite and diamond are two forms of the same element,carbon.What is the term for two such forms of an element?

From what are ortho-silicates built?

What is the final phase of a nano-material template synthesis?

nano-materials have been used to create drug delivery systems and miniature circuits.

The Quantum World

Quantum Mechanics in Action: Atoms

Chemical Bonds

Molecular Shape and Structure

The Properties of Gases

Liquids and Solids

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

The Elements: The D Block

Nuclear Chemistry

Organic Chemistry I

Organic Chemistry II

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Exam 7: Inorganic Materials

Cooper pairs are formed in what way?

What must a glass contain to qualify as borosilicate glass?

What is graphene?

What two broad components make up concrete?

for a template synthesis of a nano-material,a polycarbonate or alumina membrane must first be prepared.

How is bonding in solids best described?

What causes the green phosphor?

What properties are usually associated with high carbon steel?

How is lithography used to create a nano-material?

What makes calcium carbonate such a good structural material?

The ability of a semi-conductor to carry an electric current can be enhanced by adding electrons to the conduction band.

What is triboluminescence?

What type of bonding dominates in a diamond structure?

What components make up soda-lime glass?

Metals conduct electricity because electrons do not move in the "electron sea."

Ceramics are not brittle.

Graphite and diamond are two forms of the same element,carbon.What is the term for two such forms of an element?

From what are ortho-silicates built?

What is the final phase of a nano-material template synthesis?

nano-materials have been used to create drug delivery systems and miniature circuits.

The Quantum World

Quantum Mechanics in Action: Atoms

Chemical Bonds

Molecular Shape and Structure

The Properties of Gases

Liquids and Solids

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

The Elements: The D Block

Nuclear Chemistry

Organic Chemistry I

Organic Chemistry II

Filters