Question 1

The nitrite, sulfite and bicarbonate anions have the same number of hydrogen atoms.

Accepted Answer

A) True 
 B)False

Question 2

Hydrazine, N₂H₄, has ________ covalent bonds and ________ lone pairs.

Accepted Answer

A)  2; 2 
B)  4; 2 
C)  3; 4 
D)  5; 2 
A)  2; 2 
B)  4; 2 
C)  3; 4 
D)  5; 2

Question 3

The expected formula between silicon and fluorine is ________.

Accepted Answer

A)  SiF 
B)  SiF₂ 
C)  SiF4 
D)  SiF6 
A)  SiF 
B)  SiF₂ 
C)  SiF4 
D)  SiF6

Question 4

Which of the following phrases best describes the H-O bonds present in water (H₂O)?

Accepted Answer

A)  nonpolar and ionic 
B)  nonpolar and covalent 
C)  polar and ionic 
D)  polar and covalent 
A)  nonpolar and ionic 
B)  nonpolar and covalent 
C)  polar and ionic 
D)  polar and covalent

Question 5

The least electronegative element is oxygen.

Accepted Answer

A) True 
 B)False

Question 6

Which of the following is a binary compound?

Accepted Answer

A)  sodium perchlorate 
B)  sodium chlorate 
C)  sodium hypochlorite 
D)  sodium chloride 
A)  sodium perchlorate 
B)  sodium chlorate 
C)  sodium hypochlorite 
D)  sodium chloride

Question 7

The ferrous ion is referred to as iron (III).

Accepted Answer

A) True 
 B)False

Question 8

The number of valence electrons in the nitrate anion is ________.

Accepted Answer

A)  23 
B)  24 
C)  28 
D)  30 
A)  23 
B)  24 
C)  28 
D)  30

Question 9

Which of the following polyatomic ions has the most atoms per formula unit?

Accepted Answer

A)  ammonium 
B)  carbonate 
C)  hydrogen phosphate 
D)  acetate 
A)  ammonium 
B)  carbonate 
C)  hydrogen phosphate 
D)  acetate

Question 10

Sodium chloride has bonded pairs of electrons.

Accepted Answer

A) True 
 B)False

Question 11

How many resonance structure could be drawn for the nitrate ion?

Accepted Answer

A)  0 
B)  1 
C)  2 
D)  3 
A)  0 
B)  1 
C)  2 
D)  3

Question 12

Silicon dioxide is the compound that forms between silicon and oxygen.

Accepted Answer

A) True 
 B)False

Question 13

Compounds formed from carbon and hydrogen should be ionic in character.

Accepted Answer

A) True 
 B)False

Question 14

Carbon dioxide has two non-bonded pairs of electrons.

Accepted Answer

A) True 
 B)False

Question 15

Draw the dot structures for the atomic or molecular species shown. Be sure to include all relevant resonance structures.
-SO₂

Accepted Answer

The answer of Draw the dot structures for the atomic...

Question 16

When vaporized into steam water molecules decompose into hydrogen and oxygen molecules.

Accepted Answer

A) True 
 B)False

Question 17

The chlorate, bisulfate, and chromate anions are called oxyanions.

Accepted Answer

A) True 
 B)False

Question 18

The correct name for ammonia is nitrogen hydride.

Accepted Answer

A) True 
 B)False

Question 19

Sulfur and chlorine have the same number of valence electrons.

Accepted Answer

A) True 
 B)False

Question 20

Methane has ________ covalent bonds and ________ lone pairs.

Accepted Answer

A)  4; 2 
B)  4; 1 
C)  4; 0 
D)  2; 4 
A)  4; 2 
B)  4; 1 
C)  4; 0 
D)  2; 4

The nitrite, sulfite and bicarbonate anions have the same number of hydrogen atoms.

Hydrazine, N₂H₄, has covalent bonds and lone pairs.

The expected formula between silicon and fluorine is ________.

Which of the following phrases best describes the H-O bonds present in water (H₂O)?

The least electronegative element is oxygen.

Which of the following is a binary compound?

The ferrous ion is referred to as iron (III).

The number of valence electrons in the nitrate anion is ________.

Which of the following polyatomic ions has the most atoms per formula unit?

Sodium chloride has bonded pairs of electrons.

How many resonance structure could be drawn for the nitrate ion?

Silicon dioxide is the compound that forms between silicon and oxygen.

Compounds formed from carbon and hydrogen should be ionic in character.

Carbon dioxide has two non-bonded pairs of electrons.

Draw the dot structures for the atomic or molecular species shown. Be sure to include all relevant resonance structures. -SO₂

When vaporized into steam water molecules decompose into hydrogen and oxygen molecules.

The chlorate, bisulfate, and chromate anions are called oxyanions.

The correct name for ammonia is nitrogen hydride.

Sulfur and chlorine have the same number of valence electrons.

Methane has covalent bonds and lone pairs.

What Is Chemistry

The Numerical Side of Chemistry

The Evolution of Atomic Theory

The Modern Model of the Atom

The Shape of Molecules

Intermolecular Forces and the Phases of Matter

Chemical Reactions

Stoichiometry and the Mole

Electron Transfer in Chemical Reactions

What If There Were No Intermolecular Forces - the Ideal Gas

Solutions

When Reactants Turn Into Products

Chemical Equilibrium

Electrolytes, Acids, and Bases

Nuclear Chemistry

The Chemistry of Carbon

Synthetic and Biological Polymers

Filters

Exam 5: Chemical Bonding and Nomenclature

The nitrite, sulfite and bicarbonate anions have the same number of hydrogen atoms.

Hydrazine, N₂H₄, has ________ covalent bonds and ________ lone pairs.

The expected formula between silicon and fluorine is ________.

Which of the following phrases best describes the H-O bonds present in water (H₂O)?

The least electronegative element is oxygen.

Which of the following is a binary compound?

The ferrous ion is referred to as iron (III).

The number of valence electrons in the nitrate anion is ________.

Which of the following polyatomic ions has the most atoms per formula unit?

Sodium chloride has bonded pairs of electrons.

How many resonance structure could be drawn for the nitrate ion?

Silicon dioxide is the compound that forms between silicon and oxygen.

Compounds formed from carbon and hydrogen should be ionic in character.

Carbon dioxide has two non-bonded pairs of electrons.

Draw the dot structures for the atomic or molecular species shown. Be sure to include all relevant resonance structures. -SO₂

When vaporized into steam water molecules decompose into hydrogen and oxygen molecules.

The chlorate, bisulfate, and chromate anions are called oxyanions.

The correct name for ammonia is nitrogen hydride.

Sulfur and chlorine have the same number of valence electrons.

Methane has ________ covalent bonds and ________ lone pairs.

What Is Chemistry

The Numerical Side of Chemistry

The Evolution of Atomic Theory

The Modern Model of the Atom

The Shape of Molecules

Intermolecular Forces and the Phases of Matter

Chemical Reactions

Stoichiometry and the Mole

Electron Transfer in Chemical Reactions

What If There Were No Intermolecular Forces - the Ideal Gas

Solutions

When Reactants Turn Into Products

Chemical Equilibrium

Electrolytes, Acids, and Bases

Nuclear Chemistry

The Chemistry of Carbon

Synthetic and Biological Polymers

Filters

Hydrazine, N₂H₄, has covalent bonds and lone pairs.

Methane has covalent bonds and lone pairs.