Question 1

If an atom gains 3 electrons to make an ion, what is the charge on that ion?

Accepted Answer

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

Question 2

How many protons does the Br- ion possess?

Accepted Answer

A) 34 
B) 36 
C) 6 
D) 8 
E) 35 
A) 34 
B) 36 
C) 6 
D) 8 
E) 35

Question 3

Which of the following elements is a nonmetal?

Accepted Answer

A) At 
B) Rh 
C) Tc 
D) Mo 
E) Zr 
A) At 
B) Rh 
C) Tc 
D) Mo 
E) Zr

Question 4

An unknown element is found to have three naturally occurring isotopes with atomic masses of 35.9675 (0.337%), 37.9627 (0.063%), and 39.9624 (99.600%). Which of the following is the unknown element?

Accepted Answer

A) Ar 
B) K 
C) Cl 
D) Ca 
E) None of the above could be the unknown element. 
A) Ar 
B) K 
C) Cl 
D) Ca 
E) None of the above could be the unknown element.

Question 5

Which species has 48 electrons?

Accepted Answer

A)    Sn+2 
B)    Sn+4 
C)    Cd+2 
D)    Ga 
E)    Ti 
A)    Sn+2 
B)    Sn+4 
C)    Cd+2 
D)    Ga 
E)    Ti

Question 6

________ typically form ions with a 2+ charge.

Accepted Answer

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

Question 7

The correct name for CaO is ________.

Accepted Answer

A) calcium oxide 
B) calcium hydroxide 
C) calcium peroxide 
D) calcium monoxide 
E) calcium dioxide 
A) calcium oxide 
B) calcium hydroxide 
C) calcium peroxide 
D) calcium monoxide 
E) calcium dioxide

Question 8

In the absence of magnetic or electric fields, cathode rays ________.

Accepted Answer

A) do not exist 
B) travel in straight lines 
C) cannot be detected 
D) become positively charged 
E) bend toward a light source 
A) do not exist 
B) travel in straight lines 
C) cannot be detected 
D) become positively charged 
E) bend toward a light source

Question 9

Elements in Group 8A are known as the ________.

Accepted Answer

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

Question 10

Elements in the same group of the periodic table typically have ________.

Accepted Answer

A) similar mass numbers 
B) similar physical properties only 
C) similar chemical properties only 
D) similar atomic masses 
E) similar physical and chemical properties 
A) similar mass numbers 
B) similar physical properties only 
C) similar chemical properties only 
D) similar atomic masses 
E) similar physical and chemical properties

If an atom gains 3 electrons to make an ion, what is the charge on that ion?

How many protons does the Br^- ion possess?

Which of the following elements is a nonmetal?

An unknown element is found to have three naturally occurring isotopes with atomic masses of 35.9675 (0.337%), 37.9627 (0.063%), and 39.9624 (99.600%). Which of the following is the unknown element?

Which species has 48 electrons?

________ typically form ions with a 2+ charge.

The correct name for CaO is ________.

In the absence of magnetic or electric fields, cathode rays ________.

Elements in Group 8A are known as the ________.

Elements in the same group of the periodic table typically have ________.

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

Exam 2: Atoms, Molecules, and Ions

If an atom gains 3 electrons to make an ion, what is the charge on that ion?

How many protons does the Br- ion possess?

Which of the following elements is a nonmetal?

An unknown element is found to have three naturally occurring isotopes with atomic masses of 35.9675 (0.337%), 37.9627 (0.063%), and 39.9624 (99.600%). Which of the following is the unknown element?

Which species has 48 electrons?

________ typically form ions with a 2+ charge.

The correct name for CaO is ________.

In the absence of magnetic or electric fields, cathode rays ________.

Elements in Group 8A are known as the ________.

Elements in the same group of the periodic table typically have ________.

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

How many protons does the Br^- ion possess?