Question 1

Ionic crystals dissolve only in liquids that are

Accepted Answer

A) polar. 
B) nonpolar. 
C) saturated. 
D) supersaturated. 
A) polar. 
B) nonpolar. 
C) saturated. 
D) supersaturated.

Question 2

The chief ions in seawater are

Accepted Answer

A) H+ and OH-. 
B) Na+ and Cl-. 
C) Ca2+ and Mg2+. 
D) K+ and SO2-. 
A) H+ and OH-. 
B) Na+ and Cl-. 
C) Ca2+ and Mg2+. 
D) K+ and SO2-.

Question 3

An emulsion in which tiny oil droplets are dispersed in water is an example of

Accepted Answer

A) a colloid. 
B) an aerosol. 
C) a saturated solution. 
D) a polar liquid. 
A) a colloid. 
B) an aerosol. 
C) a saturated solution. 
D) a polar liquid.

Question 4

The strongest bonds are

Accepted Answer

A) ionic. 
B) covalent. 
C) metallic. 
D) van der Waals. 
A) ionic. 
B) covalent. 
C) metallic. 
D) van der Waals.

Question 5

When a supersaturated solution is disturbed,

Accepted Answer

A) it may solidify. 
B) it may boil. 
C) some of its solute may crystallize out of solution. 
D) a precipitate may form. 
A) it may solidify. 
B) it may boil. 
C) some of its solute may crystallize out of solution. 
D) a precipitate may form.

Question 6

In general molecular solids

Accepted Answer

A) have fairly low melting points. 
B) are good electrical conductors. 
C) are good heat conductors. 
D) are insoluble. 
A) have fairly low melting points. 
B) are good electrical conductors. 
C) are good heat conductors. 
D) are insoluble.

Question 7

The chloride ion Cl- is

Accepted Answer

A) less reactive than the chlorine molecule Cl2. 
B) more reactive than the chlorine molecule Cl2. 
C) equal in reactivity to the chlorine molecule Cl2. 
D) Any of these choices could be correct, depending on the temperature. 
A) less reactive than the chlorine molecule Cl2. 
B) more reactive than the chlorine molecule Cl2. 
C) equal in reactivity to the chlorine molecule Cl2. 
D) Any of these choices could be correct, depending on the temperature.

Question 8

An amorphous solid

Accepted Answer

A) has its particles arranged in a regular pattern. 
B) is held together by ionic bonds. 
C) does not melt at a definite temperature but softens gradually. 
D) consists of nonpolar molecules. 
A) has its particles arranged in a regular pattern. 
B) is held together by ionic bonds. 
C) does not melt at a definite temperature but softens gradually. 
D) consists of nonpolar molecules.

Question 9

Which of the following has the highest pH?

Accepted Answer

A) Pure water. 
B) Concentrated sugar solution. 
C) Concentrated sodium hydroxide solution. 
D) Gastric fluid. 
A) Pure water. 
B) Concentrated sugar solution. 
C) Concentrated sodium hydroxide solution. 
D) Gastric fluid.

Question 10

Which of the following has the lowest pH?

Accepted Answer

A) Pure water. 
B) Concentrated sugar solution. 
C) Concentrated sodium hydroxide solution. 
D) Gastric fluid. 
A) Pure water. 
B) Concentrated sugar solution. 
C) Concentrated sodium hydroxide solution. 
D) Gastric fluid.

Question 11

When equivalent amounts of a strong acid and a strong base react, the resulting solution is

Accepted Answer

A) acidic. 
B) basic. 
C) neutral. 
D) pure water. 
A) acidic. 
B) basic. 
C) neutral. 
D) pure water.

Ionic crystals dissolve only in liquids that are

The chief ions in seawater are

An emulsion in which tiny oil droplets are dispersed in water is an example of

The strongest bonds are

When a supersaturated solution is disturbed,

In general molecular solids

The chloride ion Cl^- is

An amorphous solid

Which of the following has the highest pH?

Which of the following has the lowest pH?

When equivalent amounts of a strong acid and a strong base react, the resulting solution is

The Scientific Method

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Filters

Exam 11: Crystals, Ions, and Solutions

Ionic crystals dissolve only in liquids that are

The chief ions in seawater are

An emulsion in which tiny oil droplets are dispersed in water is an example of

The strongest bonds are

When a supersaturated solution is disturbed,

In general molecular solids

The chloride ion Cl- is

An amorphous solid

Which of the following has the highest pH?

Which of the following has the lowest pH?

When equivalent amounts of a strong acid and a strong base react, the resulting solution is

The Scientific Method

Motion

Energy

Energy and the Future

Matter and Heat

Electricity and Magnetism

Waves

The Nucleus

The Atom

The Periodic Law

Chemical Reactions

Organic Chemistry

Atmosphere and Hydrosphere

The Rock Cycle

The Evolving Earth

The Solar System

The Stars

The Universe

Filters

The chloride ion Cl^- is