Question 1

Which electrons are responsible for most chemical bonding?

Accepted Answer

A)  innermost electron shell because the electrons can be transferred to the nucleus 
B)  middle electron shell because they are intermediate in distance between the nucleus and the adjacent atom that bonds with the atom 
C)  outer electron shell because these electrons can be readily exchanged with adjacent atoms 
D)  Any electron can exchange with adjacent atoms to form a bond; there is no preference. 
A)  innermost electron shell because the electrons can be transferred to the nucleus 
B)  middle electron shell because they are intermediate in distance between the nucleus and the adjacent atom that bonds with the atom 
C)  outer electron shell because these electrons can be readily exchanged with adjacent atoms 
D)  Any electron can exchange with adjacent atoms to form a bond; there is no preference. C

Question 2

Most minerals have _____________specific gravity than water.

Accepted Answer

A)  a lower 
B)  the same 
C)  a higher 
D)  Water does not have specific gravity as it is not a mineral. 
A)  a lower 
B)  the same 
C)  a higher 
D)  Water does not have specific gravity as it is not a mineral. C

Question 3

Examine the words and/or phrases below and determine the relationship among the majority of words/phrases. Choose the option that does not fit the pattern.

Accepted Answer

A)  carbon 
B)  aluminum 
C)  oxygen 
D)  iron 
A)  carbon 
B)  aluminum 
C)  oxygen 
D)  iron A

Question 4

The first minerals to be mined over 6000 years ago. were _______ and_______ .

Accepted Answer

A)  lead; quartz 
B)  gold; silver 
C)  copper; bronze 
D)  flint; chert 
A)  lead; quartz 
B)  gold; silver 
C)  copper; bronze 
D)  flint; chert

Question 5

Examine the words and/or phrases below and determine the relationship among the majority of words/phrases. Choose the option that does not fit the pattern.

Accepted Answer

A)  feldspar 
B)  quartz 
C)  olivine 
D)  calcite 
A)  feldspar 
B)  quartz 
C)  olivine 
D)  calcite

Question 6

Changing the number of neutrons in an atom will affect its_______________ .

Accepted Answer

A)  charge 
B)  atomic number 
C)  atomic weight 
D)  All of the above 
A)  charge 
B)  atomic number 
C)  atomic weight 
D)  All of the above

Question 7

Be is to Mg as_________ .

Accepted Answer

A)  K is to Mg 
B)  K is to Rb 
C)  Ti is to F 
D)  Ti is to V 
A)  K is to Mg 
B)  K is to Rb 
C)  Ti is to F 
D)  Ti is to V

Question 8

The micas, biotite and muscovite, both exhibit_________ directions. of cleavage.

Accepted Answer

A)  no 
B)  one 
C)  two 
D)  three 
A)  no 
B)  one 
C)  two 
D)  three

Question 9

The most common group of silicates is___________ .

Accepted Answer

A)  granite 
B)  mica 
C)  quartz 
D)  feldspar 
A)  granite 
B)  mica 
C)  quartz 
D)  feldspar

Question 10

When Calcium Ca. bonds with oxygen, it gives up two electrons. What is the charge of the Ca ion in this compound?

Accepted Answer

A)  - 2 
B)  - 1 
C)  +2 
D)  +1 
A)  - 2 
B)  - 1 
C)  +2 
D)  +1

Question 11

Which mineral reacts readily with cool, dilute hydrochloric acid to produce visible bubbles of carbon dioxide gas?

Accepted Answer

A)  calcite 
B)  gypsum 
C)  quartz 
D)  plagioclase 
A)  calcite 
B)  gypsum 
C)  quartz 
D)  plagioclase

Question 12

This element is classified as an ore even in average concentrations because it is so abundant.

Accepted Answer

A)  uranium 
B)  carbon 
C)  aluminum 
D)  boron 
A)  uranium 
B)  carbon 
C)  aluminum 
D)  boron

Question 13

Mineral luster is broadly classified as either being metallic or_____________ .

Accepted Answer

A)  nonmetallic 
B)  pearly 
C)  vitreous 
D)  opaque 
A)  nonmetallic 
B)  pearly 
C)  vitreous 
D)  opaque

Question 14

Which one of the following is not true for minerals?

Accepted Answer

A)  They can be identified by characteristic physical properties. 
B)  They can be a liquid, solid, or gas. 
C)  They have a specific, internal, crystalline structure. 
D)  Many have a specific, predictable chemical composition. 
A)  They can be identified by characteristic physical properties. 
B)  They can be a liquid, solid, or gas. 
C)  They have a specific, internal, crystalline structure. 
D)  Many have a specific, predictable chemical composition.

Question 15

Silicates most commonly form ________.

Accepted Answer

A)  at the surface of Earth 
B)  under extreme pressure 
C)  from other silicates 
D)  from cooling molten rock 
A)  at the surface of Earth 
B)  under extreme pressure 
C)  from other silicates 
D)  from cooling molten rock

Question 16

In the silicon- oxygen tetrahedron, there are __________silicon atoms than there are in oxygen atoms.

Accepted Answer

A)  as many 
B)  many more 
C)  a few more 
D)  less 
A)  as many 
B)  many more 
C)  a few more 
D)  less

Question 17

Clay is an example of_____________ .

Accepted Answer

A)  a sulfate that forms from weathering of other sulfates 
B)  a carbonate that forms from weathering of other carbonates 
C)  a silicate that forms from weathering of other silicates 
D)  a halide that forms from weathering of other halides 
A)  a sulfate that forms from weathering of other sulfates 
B)  a carbonate that forms from weathering of other carbonates 
C)  a silicate that forms from weathering of other silicates 
D)  a halide that forms from weathering of other halides

Question 18

Halite and gypsum are ____________minerals.

Accepted Answer

A)  metallic 
B)  opaque 
C)  synthetic 
D)  industrially useful 
A)  metallic 
B)  opaque 
C)  synthetic 
D)  industrially useful

Question 19

Electrons orbit the nucleus of an atom________ .

Accepted Answer

A)  in clouds of probability 
B)  briefly and then bond to other atoms 
C)  in fixed orbits, like planets going around the sun 
D)  by continually passing through the nucleus 
A)  in clouds of probability 
B)  briefly and then bond to other atoms 
C)  in fixed orbits, like planets going around the sun 
D)  by continually passing through the nucleus

Question 20

Your fingernail will scratch

Accepted Answer

A)  talc 
B)  orthoclase 
C)  calcite 
D)  corundum 
A)  talc 
B)  orthoclase 
C)  calcite 
D)  corundum

Exam 2: Matter and Minerals

Which electrons are responsible for most chemical bonding?

Most minerals have _____________specific gravity than water.

Examine the words and/or phrases below and determine the relationship among the majority of words/phrases. Choose the option that does not fit the pattern.

The first minerals to be mined over 6000 years ago. were _______ and_______ .

Examine the words and/or phrases below and determine the relationship among the majority of words/phrases. Choose the option that does not fit the pattern.

Changing the number of neutrons in an atom will affect its_______________ .

Be is to Mg as_________ .

The micas, biotite and muscovite, both exhibit_________ directions. of cleavage.

The most common group of silicates is___________ .

When Calcium Ca. bonds with oxygen, it gives up two electrons. What is the charge of the Ca ion in this compound?

Which mineral reacts readily with cool, dilute hydrochloric acid to produce visible bubbles of carbon dioxide gas?

This element is classified as an ore even in average concentrations because it is so abundant.

Mineral luster is broadly classified as either being metallic or_____________ .

Which one of the following is not true for minerals?

Silicates most commonly form ________.

In the silicon- oxygen tetrahedron, there are __________silicon atoms than there are in oxygen atoms.

Clay is an example of_____________ .

Halite and gypsum are ____________minerals.

Electrons orbit the nucleus of an atom________ .

Your fingernail will scratch

Introduction to Earth Science

Rocks: Materials of the Solid Earth

Plate Tectonics: a Scientific Revolution Unfolds

Earthquakes and Earths Interior

Volcanoes and Other Igneous Activity

Crustal Deformation and Mountain Building

Weathering, Soil, and Mass Movement

Running Water and Groundwater

Glaciers, Deserts, and Wind

Geologic Time

Earths Evolution Through Geologic Time

The Ocean Floor

Ocean Water and Ocean Life

The Dynamic Ocean

The Atmosphere: Composition, Structure, and Temperature

Moisture, Clouds, and Precipitation

Air Pressure and Wind

Weather Patterns and Severe Storms

World Climates and Global Climate Change

Origins of Modern Astronomy

Touring Our Solar System

Light, Telescopes, and the Sun

Beyond Our Solar System

Filters

The first minerals to be mined over 6000 years ago. were _ and_ .