Question 1

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.E) C) and D)
F) B) and C)

Question 2

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.E) A) and B)
F) A) and C)

Question 3

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.E) C) and D)
F) A) and B)

Question 4

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.E) A) and D)
F) A) and C)

Question 5

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.E) All of the above
F) A) and D)

Question 6

The chief ions in seawater are

Accepted Answer

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

Question 7

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.E) B) and C)
F) A) and D)

Question 8

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.E) A) and B)
F) B) and D)

Question 9

Ionic crystals dissolve only in liquids that are

Accepted Answer

A)  polar.
B)  nonpolar.
C)  saturated.
D)  supersaturated.E) B) and C)
F) A) and D)

Question 10

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.E) A) and C)
F) None of the above

Question 11

The strongest bonds are

Accepted Answer

A)  ionic.
B)  covalent.
C)  metallic.
D)  van der Waals.E) C) and D)
F) None of the above

Exam 11: Crystals, Ions, and Solutions

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

Correct Answer
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In general molecular solids

Correct Answer
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The strongest bonds are

Correct Answer
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The chloride ion Cl^- is

Correct Answer
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Which of the following has the highest pH?

Correct Answer
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Which of the following has the lowest pH?

Correct Answer
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An amorphous solid

Correct Answer
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Ionic crystals dissolve only in liquids that are

Correct Answer
verified

The chief ions in seawater are

Correct Answer
verified

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

Correct Answer
verified

When a supersaturated solution is disturbed,

Correct Answer
verified

Exam 11: Crystals, Ions, and Solutions

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

Correct AnswerverifiedShow Answer

In general molecular solids

Correct AnswerverifiedShow Answer

The strongest bonds are

Correct AnswerverifiedShow Answer

The chloride ion Cl- is

Correct AnswerverifiedShow Answer

Which of the following has the highest pH?

Correct AnswerverifiedShow Answer

Which of the following has the lowest pH?

Correct AnswerverifiedShow Answer

An amorphous solid

Correct AnswerverifiedShow Answer

Ionic crystals dissolve only in liquids that are

Correct AnswerverifiedShow Answer

The chief ions in seawater are

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

When a supersaturated solution is disturbed,

Correct AnswerverifiedShow Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

The chloride ion Cl^- is

Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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