Question 1

Ionic compounds are composed of positively and negatively charged ions held together by strong electrostatic forces.

Accepted Answer

A) True 
 B)False

Question 2

Anions are formed when a neutral atom gains one or more electrons.

Accepted Answer

A) True 
 B)False

Question 3

Ionic bonds form between a metal on the _____ side of the periodic table and a nonmetal on the _____ side.

Accepted Answer

The answer of Ionic bonds form between a metal on...

Question 4

The diphosphate ion is a biologically important polyatomic ion. If the ionic compound calcium diphosphate has the formula Ca2P2O7, which correctly represents the ion symbol of the diphosphate ion?

Accepted Answer

A) P2O72- 
B) PO4- 
C) 2 PO46- 
D) P2O74- 
A) P2O72- 
B) PO4- 
C) 2 PO46- 
D) P2O74-

Question 5

Which chemical formula is correct?

Accepted Answer

A) Ag(CH3CO2)2 
B) K2CN 
C) Mg(OH)2 
D) MgHCO3 
E) More than one of the above formulas is correct. 
A) Ag(CH3CO2)2 
B) K2CN 
C) Mg(OH)2 
D) MgHCO3 
E) More than one of the above formulas is correct.

Question 6

What is the proper name for MgF2?

Accepted Answer

A) magnesium fluoride 
B) magnesium (I)fluoride 
C) magnesium (II)fluoride 
D) magnesium difluoride 
A) magnesium fluoride 
B) magnesium (I)fluoride 
C) magnesium (II)fluoride 
D) magnesium difluoride

Question 7

The noble gas that has the same electronic configuration as the iodide ion is krypton.

Accepted Answer

A) True 
 B)False

Question 8

What is the name of the SO42- ion?

Accepted Answer

A) sulfide ion 
B) sulfate ion 
C) sulfite ion 
D) bisulfate ion 
A) sulfide ion 
B) sulfate ion 
C) sulfite ion 
D) bisulfate ion

Question 9

Which is not an ionic compound?

Accepted Answer

A) KCl 
B) Ca(NO3)2 
C) CBr4 
D) AlBr3 
A) KCl 
B) Ca(NO3)2 
C) CBr4 
D) AlBr3

Question 10

In crystal of an ionic compound, the cations are surrounded by anions so that the charges of the ions are balanced.

Accepted Answer

A) True 
 B)False

Question 11

Ionic compounds are usually solids at room temperature.

Accepted Answer

A) True 
 B)False

Question 12

The formula for copper (II)hydroxide is Cu(OH)2.

Accepted Answer

A) True 
 B)False

Question 13

Sodium bicarbonate and sodium hydrogen carbonate are two acceptable names for the same compound.

Accepted Answer

A) True 
 B)False

Question 14

What is the proper name for CuCl?

Accepted Answer

A) copper chloride 
B) copper (I)chloride 
C) copper (II)chloride 
D) copper monochloride 
A) copper chloride 
B) copper (I)chloride 
C) copper (II)chloride 
D) copper monochloride

Question 15

An ionic compound is a pure substance formed by chemically combining two or more nonmetal atoms together.

Accepted Answer

A) True 
 B)False

Question 16

Which is not a covalent compound?

Accepted Answer

A) Br2 
B) NO2 
C) NH3 
D) NaNO2 
E) More than one of the compounds above is not a covalent compound. 
A) Br2 
B) NO2 
C) NH3 
D) NaNO2 
E) More than one of the compounds above is not a covalent compound.

Question 17

Which statement best explains the basis for the octet rule?

Accepted Answer

A) Atoms are most stable when they have eight bonds. 
B) Atoms lose, gain, or share electrons to become a stable, noble gas. 
C) Atoms are most stable with eight protons in their nucleus. 
D) Atoms are most stable with eight electrons in their valence shell and the electron configuration of a noble gas. 
A) Atoms are most stable when they have eight bonds. 
B) Atoms lose, gain, or share electrons to become a stable, noble gas. 
C) Atoms are most stable with eight protons in their nucleus. 
D) Atoms are most stable with eight electrons in their valence shell and the electron configuration of a noble gas.

Question 18

When forming an ion, an atom with the electron-dot symbol of   forms an anion with a -3 charge by the loss of three electrons.

Accepted Answer

A) True 
 B)False

Question 19

What is the name of the compound (NH4)2SO4?

Accepted Answer

A) ammonium sulfide 
B) ammonia sulfate 
C) ammonia sulfoxide 
D) ammonium sulfate 
E) diammonium sulfate 
A) ammonium sulfide 
B) ammonia sulfate 
C) ammonia sulfoxide 
D) ammonium sulfate 
E) diammonium sulfate

Question 20

What is the formula for chromous cyanide?

Accepted Answer

A) CrCN 
B) Cr(CN)2 
C) Cr(CN)3 
D) Cr2CN 
A) CrCN 
B) Cr(CN)2 
C) Cr(CN)3 
D) Cr2CN

Exam 3: Ionic Compounds

Ionic compounds are composed of positively and negatively charged ions held together by strong electrostatic forces.

Anions are formed when a neutral atom gains one or more electrons.

Ionic bonds form between a metal on the _____ side of the periodic table and a nonmetal on the _____ side.

The diphosphate ion is a biologically important polyatomic ion. If the ionic compound calcium diphosphate has the formula Ca2P2O7, which correctly represents the ion symbol of the diphosphate ion?

Which chemical formula is correct?

What is the proper name for MgF2?

The noble gas that has the same electronic configuration as the iodide ion is krypton.

What is the name of the SO42- ion?

Which is not an ionic compound?

In crystal of an ionic compound, the cations are surrounded by anions so that the charges of the ions are balanced.

Ionic compounds are usually solids at room temperature.

The formula for copper (II)hydroxide is Cu(OH)2.

Sodium bicarbonate and sodium hydrogen carbonate are two acceptable names for the same compound.

What is the proper name for CuCl?

An ionic compound is a pure substance formed by chemically combining two or more nonmetal atoms together.

Which is not a covalent compound?

Which statement best explains the basis for the octet rule?

When forming an ion, an atom with the electron-dot symbol of forms an anion with a -3 charge by the loss of three electrons.

What is the name of the compound (NH4)2SO4?

What is the formula for chromous cyanide?

Matter and Measurement

Atoms and the Periodic Table

Covalent Compounds

Chemical Reactions

Energy Changes, Reaction Rates, and Equilibrium

Gases, Liquids, and Solids

Solutions

Acids and Bases

Nuclear Chemistry

Introduction to Organic Molecules and Functional Groups

Alkanes

Unsaturated Hydrocarbons

Organic Compounds That Contain Oxygen, Halogen, or Sulfur

The Three-Dimensional Shape of Molecules

Aldehydes and Ketones

Carboxylic Acids, Esters, and Amides

Amines and Neurotransmitters

Lipids

Carbohydrates

Amino Acids, Proteins, and Enzymes

Nucleic Acids and Protein Synthesis

Digestion and the Conversion of Food Into Energy

Carbohydrate, Lipid, and Protein Metabolism

Filters

Ionic bonds form between a metal on the _ side of the periodic table and a nonmetal on the _ side.

The diphosphate ion is a biologically important polyatomic ion. If the ionic compound calcium diphosphate has the formula Ca₂P₂O₇, which correctly represents the ion symbol of the diphosphate ion?

What is the proper name for MgF₂?

What is the name of the SO₄^2- ion?

The formula for copper (II)hydroxide is Cu(OH)₂.

What is the name of the compound (NH₄)₂SO₄?