Question 1

The central atom in sulfuric acid is ________.

Accepted Answer

A)  oxygen 
B)  sulfur 
C)  hydrogen 
D)  none of the above 
A)  oxygen 
B)  sulfur 
C)  hydrogen 
D)  none of the above

Question 2

Which of the following bonds will have the largest difference in electronegativity?

Accepted Answer

A)  HBr 
B)  NaF 
C)  H₂ 
D)  HS- 
A)  HBr 
B)  NaF 
C)  H₂ 
D)  HS-

Question 3

A triple bond may be considered a multiple covalent bond.

Accepted Answer

A) True 
 B)False

Question 4

Nitrogen trifluoride has ________ valence electrons.

Accepted Answer

A)  20 
B)  22 
C)  24 
D)  26 
A)  20 
B)  22 
C)  24 
D)  26

Question 5

Which of the following cations has a +2 charge?

Accepted Answer

A)  cobaltic 
B)  ferric 
C)  cupric 
D)  stannic 
A)  cobaltic 
B)  ferric 
C)  cupric 
D)  stannic

Question 6

To follow the octet rule, how many electrons must a neutral sulfur atom gain when forming a negative ion?

Accepted Answer

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

Question 7

Identify the ion with a -4 charge.

Accepted Answer

A)  carbide 
B)  permanganate 
C)  dichromate 
D)  nitride 
A)  carbide 
B)  permanganate 
C)  dichromate 
D)  nitride

Question 8

Which of the following statements best describes an ionic bond?

Accepted Answer

A)  a strong lattice of positively and negatively charged atoms held together by electrical forces 
B)  the bonding type present in bound, non-metal atoms 
C)  the equal sharing of two electrons between adjacent atoms 
D)  the bonding type present between two metal atoms 
A)  a strong lattice of positively and negatively charged atoms held together by electrical forces 
B)  the bonding type present in bound, non-metal atoms 
C)  the equal sharing of two electrons between adjacent atoms 
D)  the bonding type present between two metal atoms

Question 9

Which of the following anions has the lowest number of oxygen atoms per formula unit?

Accepted Answer

A)  carbonate 
B)  dichromate 
C)  hydrogen phosphate 
D)  perchlorate 
A)  carbonate 
B)  dichromate 
C)  hydrogen phosphate 
D)  perchlorate

Question 10

Identify the ion with a -1 charge.

Accepted Answer

A)  phosphate 
B)  chlorate 
C)  chromate 
D)  ammonium 
A)  phosphate 
B)  chlorate 
C)  chromate 
D)  ammonium

Question 11

Germanium has four valence electrons.

Accepted Answer

A) True 
 B)False

Question 12

The number of valence electrons in silicon is ________.

Accepted Answer

A)  2 
B)  4 
C)  6 
D)  8 
A)  2 
B)  4 
C)  6 
D)  8

Question 13

Which of the following ions has a relative ratio of oxygen atoms to the central atom that is not a whole number?

Accepted Answer

A)  dichromate 
B)  bicarbonate 
C)  permanganate 
D)  perchlorate 
A)  dichromate 
B)  bicarbonate 
C)  permanganate 
D)  perchlorate

Question 14

Sulfur is the most electronegative in the group H, S, Cl, and Na.

Accepted Answer

A) True 
 B)False

Question 15

What is the chemical formula of a compound named ammonium sulfide?

Accepted Answer

A)  NH₄S 
B)  (NH₄)2S 
C)  (NH₄)S2 
D)  (NH₄)2S3 
A)  NH₄S 
B)  (NH₄)2S 
C)  (NH₄)S2 
D)  (NH₄)2S3

Question 16

What is the chemical name given to the compound whose formula is N₂O₄?

Accepted Answer

A)  nitrogen quadraoxide 
B)  nitrogen (IV) oxide 
C)  nitrogen (II) oxygen (IV) 
D)  dinitrogen tetraoxide 
A)  nitrogen quadraoxide 
B)  nitrogen (IV) oxide 
C)  nitrogen (II) oxygen (IV) 
D)  dinitrogen tetraoxide

Question 17

What is the chemical formula of the compound named potassium bicarbonate?

Accepted Answer

A)  KHCO₃ 
B)  K₂(HCO₃) 
C)  K(HCO₃)2 
D)  K3HCO₃ 
A)  KHCO₃ 
B)  K₂(HCO₃) 
C)  K(HCO₃)2 
D)  K3HCO₃

Question 18

Identify the ionic bond.

Accepted Answer

A)  C-S 
B)  Na-F 
C)  N-O 
D)  F-F 
A)  C-S 
B)  Na-F 
C)  N-O 
D)  F-F

Question 19

Which of the following sets is comprised exclusively of covalent binary compounds?

Accepted Answer

A)  H₂O, SiO₂, NO 
B)  CoCL₂, CaCO₃, AlPO₄ 
C)  Co(H₂PO₄)2, KCl, PCL₃ 
D)  KI, AL₂O₃, LI₂S 
A)  H₂O, SiO₂, NO 
B)  CoCL₂, CaCO₃, AlPO₄ 
C)  Co(H₂PO₄)2, KCl, PCL₃ 
D)  KI, AL₂O₃, LI₂S

Question 20

Which of the following is not a binary compound?

Accepted Answer

A)  sodium chloride 
B)  sodium hypochlorite 
C)  sodium sulfide 
D)  sodium hydride 
A)  sodium chloride 
B)  sodium hypochlorite 
C)  sodium sulfide 
D)  sodium hydride

The central atom in sulfuric acid is ________.

Which of the following bonds will have the largest difference in electronegativity?

A triple bond may be considered a multiple covalent bond.

Nitrogen trifluoride has ________ valence electrons.

Which of the following cations has a +2 charge?

To follow the octet rule, how many electrons must a neutral sulfur atom gain when forming a negative ion?

Identify the ion with a -4 charge.

Which of the following statements best describes an ionic bond?

Which of the following anions has the lowest number of oxygen atoms per formula unit?

Identify the ion with a -1 charge.

Germanium has four valence electrons.

The number of valence electrons in silicon is ________.

Which of the following ions has a relative ratio of oxygen atoms to the central atom that is not a whole number?

Sulfur is the most electronegative in the group H, S, Cl, and Na.

What is the chemical formula of a compound named ammonium sulfide?

What is the chemical name given to the compound whose formula is N₂O₄?

What is the chemical formula of the compound named potassium bicarbonate?

Identify the ionic bond.

Which of the following sets is comprised exclusively of covalent binary compounds?

Which of the following is not a binary compound?

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 central atom in sulfuric acid is ________.

Which of the following bonds will have the largest difference in electronegativity?

A triple bond may be considered a multiple covalent bond.

Nitrogen trifluoride has ________ valence electrons.

Which of the following cations has a +2 charge?

To follow the octet rule, how many electrons must a neutral sulfur atom gain when forming a negative ion?

Identify the ion with a -4 charge.

Which of the following statements best describes an ionic bond?

Which of the following anions has the lowest number of oxygen atoms per formula unit?

Identify the ion with a -1 charge.

Germanium has four valence electrons.

The number of valence electrons in silicon is ________.

Which of the following ions has a relative ratio of oxygen atoms to the central atom that is not a whole number?

Sulfur is the most electronegative in the group H, S, Cl, and Na.

What is the chemical formula of a compound named ammonium sulfide?

What is the chemical name given to the compound whose formula is N₂O₄?

What is the chemical formula of the compound named potassium bicarbonate?

Identify the ionic bond.

Which of the following sets is comprised exclusively of covalent binary compounds?

Which of the following is not a binary compound?

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