Question 1

A fractional distillation method called the Mond process is used to purify nickel.

Accepted Answer

A) True 
 B)False

Question 2

Which mineral is not a carbonate?

Accepted Answer

A) Witherite 
B) Sylvite 
C) Smithsonite 
D) Cerussite 
E) Calcite 
A) Witherite 
B) Sylvite 
C) Smithsonite 
D) Cerussite 
E) Calcite

Question 3

Which diagram best corresponds to the energy level diagram of a metal?

Accepted Answer

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

Question 4

Which is an example of a basic oxide?

Accepted Answer

A) SO3(g) 
B) BaO(s) 
C) Al2O3(s) 
D) Fe2O3(s) 
E) SiO2(s) 
A) SO3(g) 
B) BaO(s) 
C) Al2O3(s) 
D) Fe2O3(s) 
E) SiO2(s)

Question 5

What is the molecular shape of AlF3?

Accepted Answer

A) Tetrahedral 
B) Linear 
C) Trigonal pyramidal 
D) Square planar 
E) Trigonal planar 
A) Tetrahedral 
B) Linear 
C) Trigonal pyramidal 
D) Square planar 
E) Trigonal planar

Question 6

Basic properties are characteristic of all alkaline earth metal oxides except one.Which is the exception?

Accepted Answer

A) BeO 
B) MgO 
C) SO2 
D) B2O3 
E) CaO 
A) BeO 
B) MgO 
C) SO2 
D) B2O3 
E) CaO

Question 7

Volatile impurities are removed from ores by means of

Accepted Answer

A) roasting. 
B) amalgamation. 
C) electrolysis. 
D) flotation. 
E) zone refining. 
A) roasting. 
B) amalgamation. 
C) electrolysis. 
D) flotation. 
E) zone refining.

Question 8

_______________ _________ is the name given to Group 1A.

Accepted Answer

The answer of _______________ _________ is the name given to...

Question 9

Which of these ions is most likely to substitute for Ca2+ in the human body?

Accepted Answer

A) Cl- 
B) Sr2+ 
C) K+ 
D) S2- 
E) Pb2+ 
A) Cl- 
B) Sr2+ 
C) K+ 
D) S2- 
E) Pb2+

Question 10

The following electrolytic cell is a representation of the process used to purify copper metal.How does it work?   .

Accepted Answer

A) Impure copper is oxidized at the anode,and pure copper is reduced at the cathode.Impurities dissolve into solution. 
B) Impure copper is oxidized at the cathode,and pure copper is reduced at the anode.Impurities dissolve into solution. 
C) Impure copper is oxidized at the anode,and pure copper dissolves into solution.Impurities remain on the cathode. 
D) Impure copper is oxidized at the cathode,and pure copper dissolves into solution.Impurities remain on the anode. 
E) Impure copper precipitates from solution onto the cathode,and pure copper remains on the anode. 
A) Impure copper is oxidized at the anode,and pure copper is reduced at the cathode.Impurities dissolve into solution. 
B) Impure copper is oxidized at the cathode,and pure copper is reduced at the anode.Impurities dissolve into solution. 
C) Impure copper is oxidized at the anode,and pure copper dissolves into solution.Impurities remain on the cathode. 
D) Impure copper is oxidized at the cathode,and pure copper dissolves into solution.Impurities remain on the anode. 
E) Impure copper precipitates from solution onto the cathode,and pure copper remains on the anode.

Question 11

Aluminum chloride exist as a dimer.

Accepted Answer

A) True 
 B)False

Question 12

Which mineral is not a silicate?

Accepted Answer

A) Zircon 
B) Beryl 
C) Smithsonite 
D) Albite 
E) Talc 
A) Zircon 
B) Beryl 
C) Smithsonite 
D) Albite 
E) Talc

Question 13

Which mineral contains calcium as a major element?

Accepted Answer

A) Cinnabar 
B) Corundum 
C) Hematite 
D) Hydroxyapatite 
E) Talc 
A) Cinnabar 
B) Corundum 
C) Hematite 
D) Hydroxyapatite 
E) Talc

Question 14

Where on the periodic table are the most reactive metals located?

Accepted Answer

A) Group IA (alkali metals) 
B) Group IA (alkaline earth metals) 
C) Group IIA (alkali metals) 
D) Group IIA (alkaline earth metals) 
E) Group VIIA (halogens) 
A) Group IA (alkali metals) 
B) Group IA (alkaline earth metals) 
C) Group IIA (alkali metals) 
D) Group IIA (alkaline earth metals) 
E) Group VIIA (halogens)

Question 15

Why is cryolite,Na3AlF6,mixed with alumina prior to electrolysis in the production of Al?

Accepted Answer

Alumina ac

Question 16

Which one of these normally would not be obtained by chemical reduction?

Accepted Answer

A) Fe 
B) Ti 
C) Zn 
D) Mg 
E) Ag 
A) Fe 
B) Ti 
C) Zn 
D) Mg 
E) Ag

Question 17

Explain the method of zone refining.

Accepted Answer

A metal rod containing a few impurities

Question 18

What is the chemical formula for cinnabar?

Accepted Answer

A) HgS 
B) SnBr 
C) SnO2 
D) TiO2 
E) SnBr4 
A) HgS 
B) SnBr 
C) SnO2 
D) TiO2 
E) SnBr4

Question 19

Which is a covalent oxide?

Accepted Answer

A) CaO 
B) Na2O 
C) Li2O 
D) Cs2O 
E) BeO 
A) CaO 
B) Na2O 
C) Li2O 
D) Cs2O 
E) BeO

Question 20

A mineral deposit concentrated enough to allow economical recovery of a desired metal is known as _________.

Accepted Answer

The answer of A mineral deposit concentrated enough to allow...

Exam 23: Metallurgy and the Chemistry of Metals

A fractional distillation method called the Mond process is used to purify nickel.

Which mineral is not a carbonate?

Which diagram best corresponds to the energy level diagram of a metal?

Which is an example of a basic oxide?

What is the molecular shape of AlF3?

Basic properties are characteristic of all alkaline earth metal oxides except one.Which is the exception?

Volatile impurities are removed from ores by means of

_______________ _________ is the name given to Group 1A.

Which of these ions is most likely to substitute for Ca2+ in the human body?

The following electrolytic cell is a representation of the process used to purify copper metal.How does it work? .

Aluminum chloride exist as a dimer.

Which mineral is not a silicate?

Which mineral contains calcium as a major element?

Where on the periodic table are the most reactive metals located?

Why is cryolite,Na3AlF6,mixed with alumina prior to electrolysis in the production of Al?

Which one of these normally would not be obtained by chemical reduction?

Explain the method of zone refining.

What is the chemical formula for cinnabar?

Which is a covalent oxide?

A mineral deposit concentrated enough to allow economical recovery of a desired metal is known as _________.

Chemistry: the Central Science

Atoms Molecules and Ions

Stoichiometry Ratios of Combination

Reactions in Aqueous Solutions

Thermochemistry

Quantum Theory and the Electronic Structure of Atoms

Electron Configuration and the Periodic Table

Chemical Bonding I Basic Concepts

Chemical Bonding Ii Molecular Geometry and Bonding Theories

Gases

Intermolecular Forces and the Physical Properties of Liquids and Solids

Modern Materials

Physical Properties of Solutions

Chemical Kinetics

Chemical Equilibrium

Acids and Bases

Acid-Base Equilibria and Solubility Equilibria

Entropy Free Energy and Equilibrium

Electrochemistry

Nuclear Chemistry

Environmental Chemistry

Coordination Chemistry

Nonmetallic Elements and Their Compounds

Organic Chemistry

Filters

What is the molecular shape of AlF₃?

_______ _ is the name given to Group 1A.

Which of these ions is most likely to substitute for Ca²⁺ in the human body?

Why is cryolite,Na₃AlF₆,mixed with alumina prior to electrolysis in the production of Al?