Question 1

________ are found uncombined, as monatomic species in nature.

Accepted Answer

A) Noble gases 
B) Chalcogens 
C) Alkali metals 
D) Alkaline earth metals 
E) Halogens 
A) Noble gases 
B) Chalcogens 
C) Alkali metals 
D) Alkaline earth metals 
E) Halogens

Question 2

The charge on the ________ ion is -3.

Accepted Answer

A) sulfate 
B) acetate 
C) permanganate 
D) oxide 
E) nitride 
A) sulfate 
B) acetate 
C) permanganate 
D) oxide 
E) nitride

Question 3

The correct name for MgF2 is ________.

Accepted Answer

A) monomagnesium difluoride 
B) magnesium difluoride 
C) manganese difluoride 
D) manganese bifluoride 
E) magnesium fluoride 
A) monomagnesium difluoride 
B) magnesium difluoride 
C) manganese difluoride 
D) manganese bifluoride 
E) magnesium fluoride

Question 4

Of the three types of radioactivity characterized by Rutherford, which type does not become deflected by a magnetic field?

Accepted Answer

A) β-rays 
B) α-rays and β-rays 
C) α-rays 
D) γ-rays 
E) α-rays, β-rays, and γ-rays 
A) β-rays 
B) α-rays and β-rays 
C) α-rays 
D) γ-rays 
E) α-rays, β-rays, and γ-rays

Question 5

Calcium is a ________ and silver is a ________.

Accepted Answer

A) nonmetal, metal 
B) metal, metal 
C) metalloid, metal 
D) metal, metalloid 
E) nonmetal, metalloid 
A) nonmetal, metal 
B) metal, metal 
C) metalloid, metal 
D) metal, metalloid 
E) nonmetal, metalloid

Question 6

The empirical formula of a compound with molecules containing 12 carbon atoms, 14 hydrogen atoms, and 6 oxygen atoms is ________.

Accepted Answer

A) C12H14O6 
B) CHO 
C) CH2O 
D) C6H7O3 
E) C2H4O 
A) C12H14O6 
B) CHO 
C) CH2O 
D) C6H7O3 
E) C2H4O

Question 7

Cathode rays are deflected away from a negatively charged plate because ________.

Accepted Answer

A) they are not particles 
B) they are positively charged particles 
C) they are neutral particles 
D) they are negatively charged particles 
E) they are emitted by all matter 
A) they are not particles 
B) they are positively charged particles 
C) they are neutral particles 
D) they are negatively charged particles 
E) they are emitted by all matter

Question 8

Which group in the periodic table contains only nonmetals?

Accepted Answer

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

Question 9

The correct name for HIO2 is ________.

Accepted Answer

A) hypoiodic acid 
B) hydriodic acid 
C) periodous acid 
D) iodous acid 
E) periodic acid 
A) hypoiodic acid 
B) hydriodic acid 
C) periodous acid 
D) iodous acid 
E) periodic acid

Question 10

Iron and chlorine form an ionic compound whose formula is FeCl3. The name of this compound is ________.

Accepted Answer

A) iron chlorine 
B) iron (III)chloride 
C) moniron trichloride 
D) iron (III)trichloride 
E) ferric trichloride 
A) iron chlorine 
B) iron (III)chloride 
C) moniron trichloride 
D) iron (III)trichloride 
E) ferric trichloride

Question 11

The formula of ammonium carbonate is ________.

Accepted Answer

A) (NH4)2CO3 
B) NH4CO2 
C) (NH3)2CO4 
D) (NH3)2CO3 
E) N2(CO3)3 
A) (NH4)2CO3 
B) NH4CO2 
C) (NH3)2CO4 
D) (NH3)2CO3 
E) N2(CO3)3

Question 12

Magnesium reacts with a certain element to form a compound with the general formula MgX. What would the most likely formula be for the compound formed between potassium and element X?

Accepted Answer

A) K2X 
B) KX2 
C) K2X3 
D) K2X2 
E) KX 
A) K2X 
B) KX2 
C) K2X3 
D) K2X2 
E) KX

Question 13

Which pair of substances could be used to illustrate the law of multiple proportions?

Accepted Answer

A) SO2, H2SO4 
B) CO, CO2 
C) H2O, O2 
D) CH4, C6H12O6 
E) NaCl, KCl 
A) SO2, H2SO4 
B) CO, CO2 
C) H2O, O2 
D) CH4, C6H12O6 
E) NaCl, KCl

Question 14

The correct name for HBrO4 is ________.

Accepted Answer

A) hydrobromic acid 
B) perbromic acid 
C) bromic acid 
D) bromous acid 
E) hydrobromous acid 
A) hydrobromic acid 
B) perbromic acid 
C) bromic acid 
D) bromous acid 
E) hydrobromous acid

Question 15

Predict the charge of the most stable ion of selenium.

Accepted Answer

A) 3+ 
B) 1- 
C) 2+ 
D) 2- 
E) 1+ 
A) 3+ 
B) 1- 
C) 2+ 
D) 2- 
E) 1+

Question 16

The formula for potassium sulfide is ________.

Accepted Answer

The answer of The formula for potassium sulfide is ________....

Question 17

The element X has three naturally occurring isotopes. The masses (amu)and % abundances of the isotopes are given in the table below. The average atomic mass of the element is ________ amu.

Accepted Answer

A) 159.4 
B) 162.0 
C) 163.1 
D) 161.5 
E) 163.0 
A) 159.4 
B) 162.0 
C) 163.1 
D) 161.5 
E) 163.0

Question 18

The element calcium is in a group known as the _______.

Accepted Answer

A) transition metals 
B) alkali metals 
C) halogens 
D) noble gases 
E) alkaline earth metals 
A) transition metals 
B) alkali metals 
C) halogens 
D) noble gases 
E) alkaline earth metals

Question 19

The correct formula for molybdenum (IV)hypochlorite is ________.

Accepted Answer

A) Mo(ClO3)4 
B) Mo(ClO)4 
C) Mo(ClO2)4 
D) Mo(ClO4)4 
E) MoCl4 
A) Mo(ClO3)4 
B) Mo(ClO)4 
C) Mo(ClO2)4 
D) Mo(ClO4)4 
E) MoCl4

Question 20

The name of the ionic compound NH4CN is ________.

Accepted Answer

A) nitrogen hydrogen cyanate 
B) ammonium carbonitride 
C) ammonium cyanide 
D) ammonium hydrogen cyanate 
E) cyanonitride 
A) nitrogen hydrogen cyanate 
B) ammonium carbonitride 
C) ammonium cyanide 
D) ammonium hydrogen cyanate 
E) cyanonitride

Exam 2: Atoms, Molecules, and Ions

________ are found uncombined, as monatomic species in nature.

The charge on the ________ ion is -3.

The correct name for MgF2 is ________.

Of the three types of radioactivity characterized by Rutherford, which type does not become deflected by a magnetic field?

Calcium is a ________ and silver is a ________.

The empirical formula of a compound with molecules containing 12 carbon atoms, 14 hydrogen atoms, and 6 oxygen atoms is ________.

Cathode rays are deflected away from a negatively charged plate because ________.

Which group in the periodic table contains only nonmetals?

The correct name for HIO2 is ________.

Iron and chlorine form an ionic compound whose formula is FeCl3. The name of this compound is ________.

The formula of ammonium carbonate is ________.

Magnesium reacts with a certain element to form a compound with the general formula MgX. What would the most likely formula be for the compound formed between potassium and element X?

Which pair of substances could be used to illustrate the law of multiple proportions?

The correct name for HBrO4 is ________.

Predict the charge of the most stable ion of selenium.

The formula for potassium sulfide is ________.

The element X has three naturally occurring isotopes. The masses (amu)and % abundances of the isotopes are given in the table below. The average atomic mass of the element is ________ amu.

The element calcium is in a group known as the _______.

The correct formula for molybdenum (IV)hypochlorite is ________.

The name of the ionic compound NH4CN is ________.

Introduction: Matter and Measurement

Stoichiometry: Calculations With Chemical Formulas and Equations

Aqueous Reactions and Solution Stoichiometry

Thermochemistry

Electronic Structure of Atoms

Periodic Properties of the Elements

Basic Concepts of Chemical Bonding

Molecular Geometry and Bonding Theories

Gases

Liquids and Intermolecular Forces

Solids and Modern Materials

Properties of Solutions

Chemical Kinetics

Chemical Equilibrium

Acid-Base Equilibria

Additional Aspects of Aqueous Equilibria

Chemistry of the Environment

Chemical Thermodynamics

Electrochemistry

Nuclear Chemistry

Chemistry of the Nonmetals

Transition Metals and Coordination Chemistry

The Chemistry of Life: Organic and Biological Chemistry

Filters

The correct name for MgF₂ is ________.

Calcium is a and silver is a .

The correct name for HIO₂ is ________.

Iron and chlorine form an ionic compound whose formula is FeCl₃. The name of this compound is ________.

The correct name for HBrO₄ is ________.

The name of the ionic compound NH₄CN is ________.