Question 1

The following represents the formation of bond between atoms A and X. Based on this diagram which element is more electronegative?

Accepted Answer

A)  A 
B)  X 
C)  A and X have the same electronegativity. 
A)  A 
B)  X 
C)  A and X have the same electronegativity.

Question 2

High electronegativities are associated with which type of elements?

Accepted Answer

A)  metals 
B)  metalloids 
C)  noble gases 
D)  nonmetals 
A)  metals 
B)  metalloids 
C)  noble gases 
D)  nonmetals

Question 3

Strontium forms an anion by losing two electrons.

Accepted Answer

A) True 
 B)False

Question 4

What is the correct name for BaI2?

Accepted Answer

A)  barium iodine 
B)  barium iodide 
C)  barium diiodide 
D)  monobarium diiodide 
A)  barium iodine 
B)  barium iodide 
C)  barium diiodide 
D)  monobarium diiodide

Question 5

When we name a molecular binary compound which of the following is true?

Accepted Answer

A)  The element that has more atoms in the molecule is named first. 
B)  The elements are named in alphabetical order. 
C)  The less electronegative element is named first. 
D)  The more electronegative element is named first. 
A)  The element that has more atoms in the molecule is named first. 
B)  The elements are named in alphabetical order. 
C)  The less electronegative element is named first. 
D)  The more electronegative element is named first.

Question 6

Calcium carbonate is used as a phosphate binder to treat someone with too much phosphate, known as hyperphosphatemia, as can be seen in renal/kidney failure. The formula for this compound is CaCO3.

Accepted Answer

A) True 
 B)False

Question 7

Completion
Phosgene is a compound used as a building block of some pharmaceuticals. It contains two chlorine atoms, one oxygen atom, and one carbon atom. Complete the following statement using the appropriate chemical symbol for the elements.
-In the Lewis structure for phosgene, the _____________________atom has four nonbonding electrons.

Accepted Answer

The answer of Completion
Phosgene is a compound used as a...

Question 8

The Lewis structure for Cl2O could be written as:

Accepted Answer

A) True 
 B)False

Question 9

The following is a statement of the octet rule. Representative elements normally form compounds in which each atom
has eight electrons in its outermost shell.

Accepted Answer

A) True 
 B)False

Question 10

oxygen
The following is the Lewis structure for the compound commonly known as acetylene   Fill in the blanks with the appropriate integer including zero if necessary (0, 1, 2, 3, etc.).
-__________________atoms in acetylene obey the octet rule.

Accepted Answer

The answer of oxygen
The following is the Lewis structure for...

Question 11

How many bonding electron pairs are represented in the following Lewis structure?

Accepted Answer

A)  2 
B)  4 
C)  8 
D)  12 
A)  2 
B)  4 
C)  8 
D)  12

Question 12

Neither O or F can from triple bonds.

Accepted Answer

A) True 
 B)False

Question 13

Which of the following elements could form more than one compound with bromine (Br)?

Accepted Answer

A)  Fe 
B)  Cs 
C)  Li 
D)  Al 
A)  Fe 
B)  Cs 
C)  Li 
D)  Al

Question 14

Which of the following pairs of elements is most likely to form a covalent bond?

Accepted Answer

A)  Fe and H 
B)  Cs and Br 
C)  Cl and O 
D)  Zn and S 
A)  Fe and H 
B)  Cs and Br 
C)  Cl and O 
D)  Zn and S

Question 15

Which of the following metals would not use a Roman numeral as part of its name in a compound?

Accepted Answer

A)  Cr 
B)  Mn 
C)  Co 
D)  Ca 
A)  Cr 
B)  Mn 
C)  Co 
D)  Ca

Question 16

What is the correct IUPAC name for the following compound? SBr2

Accepted Answer

A)  sulfur dibromide 
B)  sulfur(II) bromide 
C)  monosulfur dibromide 
D)  sulfur bromide 
A)  sulfur dibromide 
B)  sulfur(II) bromide 
C)  monosulfur dibromide 
D)  sulfur bromide

Question 17

An ionic bond is associated with which of the following?

Accepted Answer

A)  interactions between nuclei 
B)  equal sharing of electrons 
C)  unequal sharing of electrons 
D)  the transfer of electrons 
A)  interactions between nuclei 
B)  equal sharing of electrons 
C)  unequal sharing of electrons 
D)  the transfer of electrons

Question 18

Which of the following occurs when an ionic bond is formed?

Accepted Answer

A)  Electrons are transferred from the more electronegative element to the less electronegative element. 
B)  Electrons are transferred from the less electronegative element to the more electronegative element. 
C)  Electrons are shared equally. 
D)  Electrons are shared unequally. 
A)  Electrons are transferred from the more electronegative element to the less electronegative element. 
B)  Electrons are transferred from the less electronegative element to the more electronegative element. 
C)  Electrons are shared equally. 
D)  Electrons are shared unequally.

Question 19

Which Group 5A element has the strongest attraction for electrons? Enter the chemical symbol in the blank. ________

Accepted Answer

The answer of Which Group 5A element has the strongest...

Question 20

Which is most likely true for an atom with one valence electron?

Accepted Answer

A)  It will gain one electron. 
B)  It will gain two electrons. 
C)  It will lose one electron. 
D)  It will lose two electrons. 
A)  It will gain one electron. 
B)  It will gain two electrons. 
C)  It will lose one electron. 
D)  It will lose two electrons.

The following represents the formation of bond between atoms A and X. Based on this diagram which element is more electronegative?

High electronegativities are associated with which type of elements?

Strontium forms an anion by losing two electrons.

What is the correct name for BaI₂?

When we name a molecular binary compound which of the following is true?

Calcium carbonate is used as a phosphate binder to treat someone with too much phosphate, known as hyperphosphatemia, as can be seen in renal/kidney failure. The formula for this compound is CaCO₃.

The Lewis structure for Cl₂O could be written as:

The following is a statement of the octet rule. Representative elements normally form compounds in which each atom has eight electrons in its outermost shell.

oxygen The following is the Lewis structure for the compound commonly known as acetylene Fill in the blanks with the appropriate integer including zero if necessary (0, 1, 2, 3, etc.). -__________________atoms in acetylene obey the octet rule.

How many bonding electron pairs are represented in the following Lewis structure?

Neither O or F can from triple bonds.

Which of the following elements could form more than one compound with bromine (Br)?

Which of the following pairs of elements is most likely to form a covalent bond?

Which of the following metals would not use a Roman numeral as part of its name in a compound?

What is the correct IUPAC name for the following compound? SBr₂

An ionic bond is associated with which of the following?

Which of the following occurs when an ionic bond is formed?

Which Group 5A element has the strongest attraction for electrons? Enter the chemical symbol in the blank. ________

Which is most likely true for an atom with one valence electron?

Measurements in Science and Medicine

Atoms, Elements, and Compounds

Energy and Physical Properties

Solution Concentration

Chemical Reactions

Acids and Bases

Nuclear Chemistry

Hydrocarbons: an Introduction to Organic Molecules

Hydration, Dehydration, and Alcohols

Carbonyl Compounds and Redox Reactions

Organic Acids and Bases

Condensation and Hydrolysis Reactions

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Exam 3: Chemical Bonds

The following represents the formation of bond between atoms A and X. Based on this diagram which element is more electronegative?

High electronegativities are associated with which type of elements?

Strontium forms an anion by losing two electrons.

What is the correct name for BaI2?

When we name a molecular binary compound which of the following is true?

Calcium carbonate is used as a phosphate binder to treat someone with too much phosphate, known as hyperphosphatemia, as can be seen in renal/kidney failure. The formula for this compound is CaCO3.

The Lewis structure for Cl2O could be written as:

The following is a statement of the octet rule. Representative elements normally form compounds in which each atom has eight electrons in its outermost shell.

oxygen The following is the Lewis structure for the compound commonly known as acetylene Fill in the blanks with the appropriate integer including zero if necessary (0, 1, 2, 3, etc.). -__________________atoms in acetylene obey the octet rule.

How many bonding electron pairs are represented in the following Lewis structure?

Neither O or F can from triple bonds.

Which of the following elements could form more than one compound with bromine (Br)?

Which of the following pairs of elements is most likely to form a covalent bond?

Which of the following metals would not use a Roman numeral as part of its name in a compound?

What is the correct IUPAC name for the following compound? SBr2

An ionic bond is associated with which of the following?

Which of the following occurs when an ionic bond is formed?

Which Group 5A element has the strongest attraction for electrons? Enter the chemical symbol in the blank. ________

Which is most likely true for an atom with one valence electron?

Measurements in Science and Medicine

Atoms, Elements, and Compounds

Energy and Physical Properties

Solution Concentration

Chemical Reactions

Acids and Bases

Nuclear Chemistry

Hydrocarbons: an Introduction to Organic Molecules

Hydration, Dehydration, and Alcohols

Carbonyl Compounds and Redox Reactions

Organic Acids and Bases

Condensation and Hydrolysis Reactions

Proteins

Carbohydrates

Lipids and Membranes

Nucleic Acids, Protein Synthesis, and Heredity

Filters

What is the correct name for BaI₂?

Calcium carbonate is used as a phosphate binder to treat someone with too much phosphate, known as hyperphosphatemia, as can be seen in renal/kidney failure. The formula for this compound is CaCO₃.

The Lewis structure for Cl₂O could be written as:

What is the correct IUPAC name for the following compound? SBr₂