Question 1

A Group 7A element would be most likely to form a covalent bond with elements of Group

Accepted Answer

A)  2A. 
B)  1A. 
C)  8A. 
D)  6A. 
A)  2A. 
B)  1A. 
C)  8A. 
D)  6A.

Question 2

The preferred name of Cu2S is ______________.

Accepted Answer

Question 3

If 20.0 g of compound XY decomposes to form 12.0 g of element X and 8.00 g of element Y, ______________ g of element X will be formed by the decomposition of 40.0 g of compound XY.

Accepted Answer

The answer of If 20.0 g of compound XY decomposes...

Question 4

In the Lewis symbol for an atom of bromine, there are ______________ (how many?) dots around the Br.

Accepted Answer

The answer of In the Lewis symbol for an atom...

Question 5

The percentage composition by mass of water is approximately

Accepted Answer

A)  2% H and 1% O. 
B)  11% H and 89% O. 
C)  1% H and 99% O. 
D)  2% H and 16% O. 
A)  2% H and 1% O. 
B)  11% H and 89% O. 
C)  1% H and 99% O. 
D)  2% H and 16% O.

Question 6

The atomic theory was revived and put on a solid experimental foundation in about 1803 by

Accepted Answer

A)  Proust. 
B)  Dalton. 
C)  Boyle. 
D)  Lavoisier. 
A)  Proust. 
B)  Dalton. 
C)  Boyle. 
D)  Lavoisier.

Question 7

The Lewis symbol   would be characteristic of which group?

Accepted Answer

A)  2A 
B)  4A 
C)  3A 
D)  1A 
A)  2A 
B)  4A 
C)  3A 
D)  1A

Question 8

What is the formula of a compound formed from the ions M3+ and X2-?

Accepted Answer

A)  M2X 
B)  MX 
C)  M2X3 
D)  MX2 
A)  M2X 
B)  MX 
C)  M2X3 
D)  MX2

Question 9

A stream of a certain liquid compound is not attracted to an electrically charged rod. The compound is probably

Accepted Answer

A)  metallic. 
B)  ionic. 
C)  nonpolar covalent. 
D)  polar covalent. 
A)  metallic. 
B)  ionic. 
C)  nonpolar covalent. 
D)  polar covalent.

Question 10

What electric charge is characteristic for an ion of S?

Accepted Answer

A)  6+ 
B)  0 
C)  2- 
D)  2+ 
A)  6+ 
B)  0 
C)  2- 
D)  2+

Question 11

The formula mass for C2H6 is ______________.

Accepted Answer

Question 12

The formula for iron(II) sulfate is

Accepted Answer

A)  Fe2SO4. 
B)  Fe2(SO4)2. 
C)  Fe(SO4)2. 
D)  FeSO4. 
A)  Fe2SO4. 
B)  Fe2(SO4)2. 
C)  Fe(SO4)2. 
D)  FeSO4.

Question 13

What electric charge is characteristic for an ion of F?

Accepted Answer

A)  7+ 
B)  0 
C)  1- 
D)  1+ 
A)  7+ 
B)  0 
C)  1- 
D)  1+

Question 14

The symbol for the element with the highest electronegativity is ______________.

Accepted Answer

The answer of The symbol for the element with the...

A Group 7A element would be most likely to form a covalent bond with elements of Group

The preferred name of Cu₂S is ______________.

If 20.0 g of compound XY decomposes to form 12.0 g of element X and 8.00 g of element Y, ______________ g of element X will be formed by the decomposition of 40.0 g of compound XY.

In the Lewis symbol for an atom of bromine, there are ______________ (how many?) dots around the Br.

The percentage composition by mass of water is approximately

The atomic theory was revived and put on a solid experimental foundation in about 1803 by

The Lewis symbol would be characteristic of which group?

What is the formula of a compound formed from the ions M³⁺ and X^2-?

A stream of a certain liquid compound is not attracted to an electrically charged rod. The compound is probably

What electric charge is characteristic for an ion of S?

The formula mass for C₂H₆ is ______________.

The formula for iron(II) sulfate is

What electric charge is characteristic for an ion of F?

The symbol for the element with the highest electronegativity is ______________.

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Exam 12: Chemical Bonding

A Group 7A element would be most likely to form a covalent bond with elements of Group

The preferred name of Cu2S is ______________.

If 20.0 g of compound XY decomposes to form 12.0 g of element X and 8.00 g of element Y, ______________ g of element X will be formed by the decomposition of 40.0 g of compound XY.

In the Lewis symbol for an atom of bromine, there are ______________ (how many?) dots around the Br.

The percentage composition by mass of water is approximately

The atomic theory was revived and put on a solid experimental foundation in about 1803 by

The Lewis symbol would be characteristic of which group?

What is the formula of a compound formed from the ions M3+ and X2-?

A stream of a certain liquid compound is not attracted to an electrically charged rod. The compound is probably

What electric charge is characteristic for an ion of S?

The formula mass for C2H6 is ______________.

The formula for iron(II) sulfate is

What electric charge is characteristic for an ion of F?

The symbol for the element with the highest electronegativity is ______________.

Measurement

Motion

Force and Motion

Work and Energy

Temperature and Heat

Waves and Sound

Optics and Wave Effects

Electricity and Magnetism

Atomic Physics

Nuclear Physics

The Chemical Elements

Chemical Reactions

Organic Chemistry

Place and Time

The Solar System

Moons and Small Solar System Bodies

The Universe

The Atmosphere

Atmospheric Effects

Structural G Eology and P Late Tectonics

Minerals, Rocks, and Volcanoes

Surface Processes

Geologic Time

Filters

The preferred name of Cu₂S is ______________.

What is the formula of a compound formed from the ions M³⁺ and X^2-?

The formula mass for C₂H₆ is ______________.